new file mode 100644
@@ -0,0 +1,145 @@
+From 371264697a70e8ed3da678aefbe20940759485fa Mon Sep 17 00:00:00 2001
+From: Patrick Monnerat <patrick@monnerat.net>
+Date: Mon, 25 Apr 2022 11:44:05 +0200
+Subject: [PATCH] url: check sasl additional parameters for connection reuse.
+
+Also move static function safecmp() as non-static Curl_safecmp() since
+its purpose is needed at several places.
+
+Bug: https://curl.se/docs/CVE-2022-22576.html
+
+CVE-2022-22576
+
+Closes #8746
+
+Upstream-Status: Backport [https://github.com/curl/curl/commit/852aa5ad351ea53e5f01d2f44b5b4370c2bf5425]
+Signed-off-by: Robert Joslyn <robert.joslyn@redrectangle.org>
+---
+ lib/strcase.c | 10 ++++++++++
+ lib/strcase.h | 2 ++
+ lib/url.c | 13 ++++++++++++-
+ lib/urldata.h | 1 +
+ lib/vtls/vtls.c | 21 ++++++---------------
+ 5 files changed, 31 insertions(+), 16 deletions(-)
+
+diff --git a/lib/strcase.c b/lib/strcase.c
+index dd46ca1..692a3f1 100644
+--- a/lib/strcase.c
++++ b/lib/strcase.c
+@@ -131,6 +131,16 @@ void Curl_strntolower(char *dest, const char *src, size_t n)
+ } while(*src++ && --n);
+ }
+
++/* Compare case-sensitive NUL-terminated strings, taking care of possible
++ * null pointers. Return true if arguments match.
++ */
++bool Curl_safecmp(char *a, char *b)
++{
++ if(a && b)
++ return !strcmp(a, b);
++ return !a && !b;
++}
++
+ /* --- public functions --- */
+
+ int curl_strequal(const char *first, const char *second)
+diff --git a/lib/strcase.h b/lib/strcase.h
+index b628656..382b80a 100644
+--- a/lib/strcase.h
++++ b/lib/strcase.h
+@@ -47,4 +47,6 @@ char Curl_raw_toupper(char in);
+ void Curl_strntoupper(char *dest, const char *src, size_t n);
+ void Curl_strntolower(char *dest, const char *src, size_t n);
+
++bool Curl_safecmp(char *a, char *b);
++
+ #endif /* HEADER_CURL_STRCASE_H */
+diff --git a/lib/url.c b/lib/url.c
+index adef2cd..94e3406 100644
+--- a/lib/url.c
++++ b/lib/url.c
+@@ -779,6 +779,7 @@ static void conn_free(struct connectdata *conn)
+ Curl_safefree(conn->passwd);
+ Curl_safefree(conn->sasl_authzid);
+ Curl_safefree(conn->options);
++ Curl_safefree(conn->oauth_bearer);
+ Curl_dyn_free(&conn->trailer);
+ Curl_safefree(conn->host.rawalloc); /* host name buffer */
+ Curl_safefree(conn->conn_to_host.rawalloc); /* host name buffer */
+@@ -1340,7 +1341,9 @@ ConnectionExists(struct Curl_easy *data,
+ /* This protocol requires credentials per connection,
+ so verify that we're using the same name and password as well */
+ if(strcmp(needle->user, check->user) ||
+- strcmp(needle->passwd, check->passwd)) {
++ strcmp(needle->passwd, check->passwd) ||
++ !Curl_safecmp(needle->sasl_authzid, check->sasl_authzid) ||
++ !Curl_safecmp(needle->oauth_bearer, check->oauth_bearer)) {
+ /* one of them was different */
+ continue;
+ }
+@@ -3635,6 +3638,14 @@ static CURLcode create_conn(struct Curl_easy *data,
+ }
+ }
+
++ if(data->set.str[STRING_BEARER]) {
++ conn->oauth_bearer = strdup(data->set.str[STRING_BEARER]);
++ if(!conn->oauth_bearer) {
++ result = CURLE_OUT_OF_MEMORY;
++ goto out;
++ }
++ }
++
+ #ifdef USE_UNIX_SOCKETS
+ if(data->set.str[STRING_UNIX_SOCKET_PATH]) {
+ conn->unix_domain_socket = strdup(data->set.str[STRING_UNIX_SOCKET_PATH]);
+diff --git a/lib/urldata.h b/lib/urldata.h
+index cc8a600..03da59a 100644
+--- a/lib/urldata.h
++++ b/lib/urldata.h
+@@ -984,6 +984,7 @@ struct connectdata {
+ char *passwd; /* password string, allocated */
+ char *options; /* options string, allocated */
+ char *sasl_authzid; /* authorisation identity string, allocated */
++ char *oauth_bearer; /* OAUTH2 bearer, allocated */
+ unsigned char httpversion; /* the HTTP version*10 reported by the server */
+ struct curltime now; /* "current" time */
+ struct curltime created; /* creation time */
+diff --git a/lib/vtls/vtls.c b/lib/vtls/vtls.c
+index 03b85ba..a40ac06 100644
+--- a/lib/vtls/vtls.c
++++ b/lib/vtls/vtls.c
+@@ -125,15 +125,6 @@ static bool blobcmp(struct curl_blob *first, struct curl_blob *second)
+ return !memcmp(first->data, second->data, first->len); /* same data */
+ }
+
+-static bool safecmp(char *a, char *b)
+-{
+- if(a && b)
+- return !strcmp(a, b);
+- else if(!a && !b)
+- return TRUE; /* match */
+- return FALSE; /* no match */
+-}
+-
+
+ bool
+ Curl_ssl_config_matches(struct ssl_primary_config *data,
+@@ -147,12 +138,12 @@ Curl_ssl_config_matches(struct ssl_primary_config *data,
+ blobcmp(data->cert_blob, needle->cert_blob) &&
+ blobcmp(data->ca_info_blob, needle->ca_info_blob) &&
+ blobcmp(data->issuercert_blob, needle->issuercert_blob) &&
+- safecmp(data->CApath, needle->CApath) &&
+- safecmp(data->CAfile, needle->CAfile) &&
+- safecmp(data->issuercert, needle->issuercert) &&
+- safecmp(data->clientcert, needle->clientcert) &&
+- safecmp(data->random_file, needle->random_file) &&
+- safecmp(data->egdsocket, needle->egdsocket) &&
++ Curl_safecmp(data->CApath, needle->CApath) &&
++ Curl_safecmp(data->CAfile, needle->CAfile) &&
++ Curl_safecmp(data->issuercert, needle->issuercert) &&
++ Curl_safecmp(data->clientcert, needle->clientcert) &&
++ Curl_safecmp(data->random_file, needle->random_file) &&
++ Curl_safecmp(data->egdsocket, needle->egdsocket) &&
+ Curl_safe_strcasecompare(data->cipher_list, needle->cipher_list) &&
+ Curl_safe_strcasecompare(data->cipher_list13, needle->cipher_list13) &&
+ Curl_safe_strcasecompare(data->curves, needle->curves) &&
new file mode 100644
@@ -0,0 +1,45 @@
+From f489d50ca5fd8b6a3a622e2521e2ca52787a6608 Mon Sep 17 00:00:00 2001
+From: Daniel Stenberg <daniel@haxx.se>
+Date: Mon, 25 Apr 2022 16:24:33 +0200
+Subject: [PATCH] connect: store "conn_remote_port" in the info struct
+
+To make it available after the connection ended.
+
+Prerequisite for the patches that address CVE-2022-27774.
+
+Upstream-Status: Backport [https://github.com/curl/curl/commit/08b8ef4e726ba10f45081ecda5b3cea788d3c839]
+Signed-off-by: Robert Joslyn <robert.joslyn@redrectangle.org>
+---
+ lib/connect.c | 1 +
+ lib/urldata.h | 6 +++++-
+ 2 files changed, 6 insertions(+), 1 deletion(-)
+
+diff --git a/lib/connect.c b/lib/connect.c
+index 64f9511..7518807 100644
+--- a/lib/connect.c
++++ b/lib/connect.c
+@@ -623,6 +623,7 @@ void Curl_persistconninfo(struct Curl_easy *data, struct connectdata *conn,
+ data->info.conn_scheme = conn->handler->scheme;
+ data->info.conn_protocol = conn->handler->protocol;
+ data->info.conn_primary_port = conn->port;
++ data->info.conn_remote_port = conn->remote_port;
+ data->info.conn_local_port = local_port;
+ }
+
+diff --git a/lib/urldata.h b/lib/urldata.h
+index f92052a..5218f76 100644
+--- a/lib/urldata.h
++++ b/lib/urldata.h
+@@ -1160,7 +1160,11 @@ struct PureInfo {
+ reused, in the connection cache. */
+
+ char conn_primary_ip[MAX_IPADR_LEN];
+- int conn_primary_port;
++ int conn_primary_port; /* this is the destination port to the connection,
++ which might have been a proxy */
++ int conn_remote_port; /* this is the "remote port", which is the port
++ number of the used URL, independent of proxy or
++ not */
+ char conn_local_ip[MAX_IPADR_LEN];
+ int conn_local_port;
+ const char *conn_scheme;
new file mode 100644
@@ -0,0 +1,80 @@
+From 50aebd6ea20956513e9b7d7c776830b54d9c8ff6 Mon Sep 17 00:00:00 2001
+From: Daniel Stenberg <daniel@haxx.se>
+Date: Mon, 25 Apr 2022 16:24:33 +0200
+Subject: [PATCH] transfer: redirects to other protocols or ports clear auth
+
+... unless explicitly permitted.
+
+Bug: https://curl.se/docs/CVE-2022-27774.html
+Reported-by: Harry Sintonen
+Closes #8748
+
+Upstream-Status: Backport [https://github.com/curl/curl/commit/620ea21410030a9977396b4661806bc187231b79]
+Signed-off-by: Robert Joslyn <robert.joslyn@redrectangle.org>
+---
+ lib/transfer.c | 49 ++++++++++++++++++++++++++++++++++++++++++++++++-
+ 1 file changed, 48 insertions(+), 1 deletion(-)
+
+diff --git a/lib/transfer.c b/lib/transfer.c
+index 1f8019b..752fe14 100644
+--- a/lib/transfer.c
++++ b/lib/transfer.c
+@@ -1608,10 +1608,57 @@ CURLcode Curl_follow(struct Curl_easy *data,
+ return CURLE_OUT_OF_MEMORY;
+ }
+ else {
+-
+ uc = curl_url_get(data->state.uh, CURLUPART_URL, &newurl, 0);
+ if(uc)
+ return Curl_uc_to_curlcode(uc);
++
++ /* Clear auth if this redirects to a different port number or protocol,
++ unless permitted */
++ if(!data->set.allow_auth_to_other_hosts && (type != FOLLOW_FAKE)) {
++ char *portnum;
++ int port;
++ bool clear = FALSE;
++
++ if(data->set.use_port && data->state.allow_port)
++ /* a custom port is used */
++ port = (int)data->set.use_port;
++ else {
++ uc = curl_url_get(data->state.uh, CURLUPART_PORT, &portnum,
++ CURLU_DEFAULT_PORT);
++ if(uc) {
++ free(newurl);
++ return Curl_uc_to_curlcode(uc);
++ }
++ port = atoi(portnum);
++ free(portnum);
++ }
++ if(port != data->info.conn_remote_port) {
++ infof(data, "Clear auth, redirects to port from %u to %u",
++ data->info.conn_remote_port, port);
++ clear = TRUE;
++ }
++ else {
++ char *scheme;
++ const struct Curl_handler *p;
++ uc = curl_url_get(data->state.uh, CURLUPART_SCHEME, &scheme, 0);
++ if(uc) {
++ free(newurl);
++ return Curl_uc_to_curlcode(uc);
++ }
++
++ p = Curl_builtin_scheme(scheme);
++ if(p && (p->protocol != data->info.conn_protocol)) {
++ infof(data, "Clear auth, redirects scheme from %s to %s",
++ data->info.conn_scheme, scheme);
++ clear = TRUE;
++ }
++ free(scheme);
++ }
++ if(clear) {
++ Curl_safefree(data->state.aptr.user);
++ Curl_safefree(data->state.aptr.passwd);
++ }
++ }
+ }
+
+ if(type == FOLLOW_FAKE) {
new file mode 100644
@@ -0,0 +1,83 @@
+From 8af08ebf94bc6448dbc7da59845f5b78964689d9 Mon Sep 17 00:00:00 2001
+From: Daniel Stenberg <daniel@haxx.se>
+Date: Mon, 25 Apr 2022 17:59:15 +0200
+Subject: [PATCH] openssl: don't leak the SRP credentials in redirects either
+
+Follow-up to 620ea21410030
+
+Reported-by: Harry Sintonen
+Closes #8751
+
+Upstream-Status: Backport [https://github.com/curl/curl/commit/139a54ed0a172adaaf1a78d6f4fff50b2c3f9e08]
+Signed-off-by: Robert Joslyn <robert.joslyn@redrectangle.org>
+---
+ lib/http.c | 10 +++++-----
+ lib/http.h | 6 ++++++
+ lib/vtls/openssl.c | 3 ++-
+ 3 files changed, 13 insertions(+), 6 deletions(-)
+
+diff --git a/lib/http.c b/lib/http.c
+index 0791dcf..4433824 100644
+--- a/lib/http.c
++++ b/lib/http.c
+@@ -776,10 +776,10 @@ output_auth_headers(struct Curl_easy *data,
+ }
+
+ /*
+- * allow_auth_to_host() tells if autentication, cookies or other "sensitive
+- * data" can (still) be sent to this host.
++ * Curl_allow_auth_to_host() tells if authentication, cookies or other
++ * "sensitive data" can (still) be sent to this host.
+ */
+-static bool allow_auth_to_host(struct Curl_easy *data)
++bool Curl_allow_auth_to_host(struct Curl_easy *data)
+ {
+ struct connectdata *conn = data->conn;
+ return (!data->state.this_is_a_follow ||
+@@ -864,7 +864,7 @@ Curl_http_output_auth(struct Curl_easy *data,
+
+ /* To prevent the user+password to get sent to other than the original host
+ due to a location-follow */
+- if(allow_auth_to_host(data)
++ if(Curl_allow_auth_to_host(data)
+ #ifndef CURL_DISABLE_NETRC
+ || conn->bits.netrc
+ #endif
+@@ -1917,7 +1917,7 @@ CURLcode Curl_add_custom_headers(struct Curl_easy *data,
+ checkprefix("Cookie:", compare)) &&
+ /* be careful of sending this potentially sensitive header to
+ other hosts */
+- !allow_auth_to_host(data))
++ !Curl_allow_auth_to_host(data))
+ ;
+ else {
+ #ifdef USE_HYPER
+diff --git a/lib/http.h b/lib/http.h
+index 07e963d..9000bae 100644
+--- a/lib/http.h
++++ b/lib/http.h
+@@ -320,4 +320,10 @@ Curl_http_output_auth(struct Curl_easy *data,
+ bool proxytunnel); /* TRUE if this is the request setting
+ up the proxy tunnel */
+
++/*
++ * Curl_allow_auth_to_host() tells if authentication, cookies or other
++ * "sensitive data" can (still) be sent to this host.
++ */
++bool Curl_allow_auth_to_host(struct Curl_easy *data);
++
+ #endif /* HEADER_CURL_HTTP_H */
+diff --git a/lib/vtls/openssl.c b/lib/vtls/openssl.c
+index 616a510..e8633f4 100644
+--- a/lib/vtls/openssl.c
++++ b/lib/vtls/openssl.c
+@@ -2893,7 +2893,8 @@ static CURLcode ossl_connect_step1(struct Curl_easy *data,
+ #endif
+
+ #ifdef USE_OPENSSL_SRP
+- if(ssl_authtype == CURL_TLSAUTH_SRP) {
++ if((ssl_authtype == CURL_TLSAUTH_SRP) &&
++ Curl_allow_auth_to_host(data)) {
+ char * const ssl_username = SSL_SET_OPTION(username);
+
+ infof(data, "Using TLS-SRP username: %s", ssl_username);
new file mode 100644
@@ -0,0 +1,35 @@
+From 56a145d6ca031841610daeebde99fbde0f8fcf21 Mon Sep 17 00:00:00 2001
+From: Daniel Stenberg <daniel@haxx.se>
+Date: Tue, 26 Apr 2022 07:46:19 +0200
+Subject: [PATCH] gnutls: don't leak the SRP credentials in redirects
+
+Follow-up to 620ea21410030 and 139a54ed0a172a
+
+Reported-by: Harry Sintonen
+Closes #8752
+
+Upstream-Status: Backport [https://github.com/curl/curl/commit/093531556203decd92d92bccd431edbe5561781c]
+Signed-off-by: Robert Joslyn <robert.joslyn@redrectangle.org>
+---
+ lib/vtls/gtls.c | 6 +++---
+ 1 file changed, 3 insertions(+), 3 deletions(-)
+
+diff --git a/lib/vtls/gtls.c b/lib/vtls/gtls.c
+index 5749376..fe45b3a 100644
+--- a/lib/vtls/gtls.c
++++ b/lib/vtls/gtls.c
+@@ -437,11 +437,11 @@ gtls_connect_step1(struct Curl_easy *data,
+ }
+
+ #ifdef HAVE_GNUTLS_SRP
+- if(SSL_SET_OPTION(authtype) == CURL_TLSAUTH_SRP) {
++ if((SSL_SET_OPTION(authtype) == CURL_TLSAUTH_SRP) &&
++ Curl_allow_auth_to_host(data)) {
+ infof(data, "Using TLS-SRP username: %s", SSL_SET_OPTION(username));
+
+- rc = gnutls_srp_allocate_client_credentials(
+- &backend->srp_client_cred);
++ rc = gnutls_srp_allocate_client_credentials(&backend->srp_client_cred);
+ if(rc != GNUTLS_E_SUCCESS) {
+ failf(data, "gnutls_srp_allocate_client_cred() failed: %s",
+ gnutls_strerror(rc));
new file mode 100644
@@ -0,0 +1,37 @@
+From eef2b165c39245857b1663e9153e7c4b4b519a4c Mon Sep 17 00:00:00 2001
+From: Daniel Stenberg <daniel@haxx.se>
+Date: Mon, 25 Apr 2022 11:48:00 +0200
+Subject: [PATCH] conncache: include the zone id in the "bundle" hashkey
+
+Make connections to two separate IPv6 zone ids create separate
+connections.
+
+Reported-by: Harry Sintonen
+Bug: https://curl.se/docs/CVE-2022-27775.html
+Closes #8747
+
+Upstream-Status: Backport [https://github.com/curl/curl/commit/058f98dc3fe595f21dc26a5b9b1699e519ba5705]
+Signed-off-by: Robert Joslyn <robert.joslyn@redrectangle.org>
+---
+ lib/conncache.c | 8 ++++++--
+ 1 file changed, 6 insertions(+), 2 deletions(-)
+
+diff --git a/lib/conncache.c b/lib/conncache.c
+index cd5756a..9b9f683 100644
+--- a/lib/conncache.c
++++ b/lib/conncache.c
+@@ -155,8 +155,12 @@ static void hashkey(struct connectdata *conn, char *buf,
+ /* report back which name we used */
+ *hostp = hostname;
+
+- /* put the number first so that the hostname gets cut off if too long */
+- msnprintf(buf, len, "%ld%s", port, hostname);
++ /* put the numbers first so that the hostname gets cut off if too long */
++#ifdef ENABLE_IPV6
++ msnprintf(buf, len, "%u/%ld/%s", conn->scope_id, port, hostname);
++#else
++ msnprintf(buf, len, "%ld/%s", port, hostname);
++#endif
+ Curl_strntolower(buf, buf, len);
+ }
+
new file mode 100644
@@ -0,0 +1,115 @@
+From f6eba3638f9b25adfe85f3570f9a0fb2ceb09c2b Mon Sep 17 00:00:00 2001
+From: Daniel Stenberg <daniel@haxx.se>
+Date: Mon, 25 Apr 2022 13:05:40 +0200
+Subject: [PATCH] http: avoid auth/cookie on redirects same host diff port
+
+CVE-2022-27776
+
+Reported-by: Harry Sintonen
+Bug: https://curl.se/docs/CVE-2022-27776.html
+Closes #8749
+
+Upstream-Status: Backport [https://github.com/curl/curl/commit/6e659993952aa5f90f48864be84a1bbb047fc258]
+Signed-off-by: Robert Joslyn <robert.joslyn@redrectangle.org>
+---
+ lib/http.c | 34 ++++++++++++++++++++++------------
+ lib/urldata.h | 16 +++++++++-------
+ 2 files changed, 31 insertions(+), 19 deletions(-)
+
+diff --git a/lib/http.c b/lib/http.c
+index 799d4fb..0791dcf 100644
+--- a/lib/http.c
++++ b/lib/http.c
+@@ -775,6 +775,21 @@ output_auth_headers(struct Curl_easy *data,
+ return CURLE_OK;
+ }
+
++/*
++ * allow_auth_to_host() tells if autentication, cookies or other "sensitive
++ * data" can (still) be sent to this host.
++ */
++static bool allow_auth_to_host(struct Curl_easy *data)
++{
++ struct connectdata *conn = data->conn;
++ return (!data->state.this_is_a_follow ||
++ data->set.allow_auth_to_other_hosts ||
++ (data->state.first_host &&
++ strcasecompare(data->state.first_host, conn->host.name) &&
++ (data->state.first_remote_port == conn->remote_port) &&
++ (data->state.first_remote_protocol == conn->handler->protocol)));
++}
++
+ /**
+ * Curl_http_output_auth() setups the authentication headers for the
+ * host/proxy and the correct authentication
+@@ -847,17 +862,14 @@ Curl_http_output_auth(struct Curl_easy *data,
+ with it */
+ authproxy->done = TRUE;
+
+- /* To prevent the user+password to get sent to other than the original
+- host due to a location-follow, we do some weirdo checks here */
+- if(!data->state.this_is_a_follow ||
++ /* To prevent the user+password to get sent to other than the original host
++ due to a location-follow */
++ if(allow_auth_to_host(data)
+ #ifndef CURL_DISABLE_NETRC
+- conn->bits.netrc ||
++ || conn->bits.netrc
+ #endif
+- !data->state.first_host ||
+- data->set.allow_auth_to_other_hosts ||
+- strcasecompare(data->state.first_host, conn->host.name)) {
++ )
+ result = output_auth_headers(data, conn, authhost, request, path, FALSE);
+- }
+ else
+ authhost->done = TRUE;
+
+@@ -1905,10 +1917,7 @@ CURLcode Curl_add_custom_headers(struct Curl_easy *data,
+ checkprefix("Cookie:", compare)) &&
+ /* be careful of sending this potentially sensitive header to
+ other hosts */
+- (data->state.this_is_a_follow &&
+- data->state.first_host &&
+- !data->set.allow_auth_to_other_hosts &&
+- !strcasecompare(data->state.first_host, conn->host.name)))
++ !allow_auth_to_host(data))
+ ;
+ else {
+ #ifdef USE_HYPER
+@@ -2084,6 +2093,7 @@ CURLcode Curl_http_host(struct Curl_easy *data, struct connectdata *conn)
+ return CURLE_OUT_OF_MEMORY;
+
+ data->state.first_remote_port = conn->remote_port;
++ data->state.first_remote_protocol = conn->handler->protocol;
+ }
+ Curl_safefree(data->state.aptr.host);
+
+diff --git a/lib/urldata.h b/lib/urldata.h
+index 03da59a..f92052a 100644
+--- a/lib/urldata.h
++++ b/lib/urldata.h
+@@ -1329,14 +1329,16 @@ struct UrlState {
+ char *ulbuf; /* allocated upload buffer or NULL */
+ curl_off_t current_speed; /* the ProgressShow() function sets this,
+ bytes / second */
+- char *first_host; /* host name of the first (not followed) request.
+- if set, this should be the host name that we will
+- sent authorization to, no else. Used to make Location:
+- following not keep sending user+password... This is
+- strdup() data.
+- */
++
++ /* host name, port number and protocol of the first (not followed) request.
++ if set, this should be the host name that we will sent authorization to,
++ no else. Used to make Location: following not keep sending user+password.
++ This is strdup()ed data. */
++ char *first_host;
++ int first_remote_port;
++ unsigned int first_remote_protocol;
++
+ int retrycount; /* number of retries on a new connection */
+- int first_remote_port; /* remote port of the first (not followed) request */
+ struct Curl_ssl_session *session; /* array of 'max_ssl_sessions' size */
+ long sessionage; /* number of the most recent session */
+ struct tempbuf tempwrite[3]; /* BOTH, HEADER, BODY */
new file mode 100644
@@ -0,0 +1,42 @@
+From 33dac5777fe5f9c8d2d7d340144b1685cd511d11 Mon Sep 17 00:00:00 2001
+From: Daniel Stenberg <daniel@haxx.se>
+Date: Mon, 9 May 2022 16:47:06 +0200
+Subject: [PATCH] cookies: make bad_domain() not consider a trailing dot fine
+
+The check for a dot in the domain must not consider a single trailing
+dot to be fine, as then TLD + trailing dot is fine and curl will accept
+setting cookies for it.
+
+CVE-2022-27779
+
+Reported-by: Axel Chong
+Bug: https://curl.se/docs/CVE-2022-27779.html
+Closes #8820
+
+Upstream-Status: Backport [https://github.com/curl/curl/commit/7e92d12b4e6911f424678a133b19de670e183a59]
+Signed-off-by: Robert Joslyn <robert.joslyn@redrectangle.org>
+---
+ lib/cookie.c | 10 +++++++++-
+ 1 file changed, 9 insertions(+), 1 deletion(-)
+
+diff --git a/lib/cookie.c b/lib/cookie.c
+index d418efa..1b8c8f9 100644
+--- a/lib/cookie.c
++++ b/lib/cookie.c
+@@ -427,7 +427,15 @@ static void remove_expired(struct CookieInfo *cookies)
+ /* Make sure domain contains a dot or is localhost. */
+ static bool bad_domain(const char *domain)
+ {
+- return !strchr(domain, '.') && !strcasecompare(domain, "localhost");
++ if(strcasecompare(domain, "localhost"))
++ return FALSE;
++ else {
++ /* there must be a dot present, but that dot must not be a trailing dot */
++ char *dot = strchr(domain, '.');
++ if(dot)
++ return dot[1] ? FALSE : TRUE;
++ }
++ return TRUE;
+ }
+
+ /*
new file mode 100644
@@ -0,0 +1,33 @@
+From 304b7acf73712fa501119b1ca0724f71f3074fe7 Mon Sep 17 00:00:00 2001
+From: Daniel Stenberg <daniel@haxx.se>
+Date: Mon, 9 May 2022 08:19:38 +0200
+Subject: [PATCH] urlapi: reject percent-decoding host name into separator
+ bytes
+
+CVE-2022-27780
+
+Reported-by: Axel Chong
+Bug: https://curl.se/docs/CVE-2022-27780.html
+Closes #8826
+
+Upstream-Status: Backport [https://github.com/curl/curl/commit/914aaab9153764ef8fa4178215b8ad89d3ac263a]
+Signed-off-by: Robert Joslyn <robert.joslyn@redrectangle.org>
+---
+ lib/urlapi.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/lib/urlapi.c b/lib/urlapi.c
+index ff00ee4..00222fc 100644
+--- a/lib/urlapi.c
++++ b/lib/urlapi.c
+@@ -678,8 +678,8 @@ static CURLUcode hostname_check(struct Curl_URL *u, char *hostname)
+ #endif
+ }
+ else {
+- /* letters from the second string is not ok */
+- len = strcspn(hostname, " \r\n");
++ /* letters from the second string are not ok */
++ len = strcspn(hostname, " \r\n\t/:#?!@");
+ if(hlen != len)
+ /* hostname with bad content */
+ return CURLUE_BAD_HOSTNAME;
new file mode 100644
@@ -0,0 +1,43 @@
+From 5bb5b2a901db4c6441fc451f21408be2a9463058 Mon Sep 17 00:00:00 2001
+From: Daniel Stenberg <daniel@haxx.se>
+Date: Mon, 9 May 2022 10:07:15 +0200
+Subject: [PATCH] nss: return error if seemingly stuck in a cert loop
+
+CVE-2022-27781
+
+Reported-by: Florian Kohnhäuser
+Bug: https://curl.se/docs/CVE-2022-27781.html
+Closes #8822
+
+Upstream-Status: Backport [https://github.com/curl/curl/commit/5c7da89d404bf59c8dd82a001119a16d18365917]
+Signed-off-by: Robert Joslyn <robert.joslyn@redrectangle.org>
+---
+ lib/vtls/nss.c | 8 ++++++++
+ 1 file changed, 8 insertions(+)
+
+diff --git a/lib/vtls/nss.c b/lib/vtls/nss.c
+index 558e3be..52f2060 100644
+--- a/lib/vtls/nss.c
++++ b/lib/vtls/nss.c
+@@ -983,6 +983,9 @@ static void display_cert_info(struct Curl_easy *data,
+ PR_Free(common_name);
+ }
+
++/* A number of certs that will never occur in a real server handshake */
++#define TOO_MANY_CERTS 300
++
+ static CURLcode display_conn_info(struct Curl_easy *data, PRFileDesc *sock)
+ {
+ CURLcode result = CURLE_OK;
+@@ -1018,6 +1021,11 @@ static CURLcode display_conn_info(struct Curl_easy *data, PRFileDesc *sock)
+ cert2 = CERT_FindCertIssuer(cert, now, certUsageSSLCA);
+ while(cert2) {
+ i++;
++ if(i >= TOO_MANY_CERTS) {
++ CERT_DestroyCertificate(cert2);
++ failf(data, "certificate loop");
++ return CURLE_SSL_CERTPROBLEM;
++ }
+ if(cert2->isRoot) {
+ CERT_DestroyCertificate(cert2);
+ break;
new file mode 100644
@@ -0,0 +1,458 @@
+From acee9eb38639b35af9047521d71333423657de0d Mon Sep 17 00:00:00 2001
+From: Daniel Stenberg <daniel@haxx.se>
+Date: Mon, 9 May 2022 23:13:53 +0200
+Subject: [PATCH] tls: check more TLS details for connection reuse
+
+CVE-2022-27782
+
+Reported-by: Harry Sintonen
+Bug: https://curl.se/docs/CVE-2022-27782.html
+Closes #8825
+
+Upstream-Status: Backport [https://github.com/curl/curl/commit/f18af4f874cecab82a9797e8c7541e0990c7a64c]
+Signed-off-by: Robert Joslyn <robert.joslyn@redrectangle.org>
+---
+ lib/setopt.c | 29 +++++++++++++++++------------
+ lib/url.c | 23 ++++++++++++++++-------
+ lib/urldata.h | 13 +++++++------
+ lib/vtls/gtls.c | 32 +++++++++++++++++---------------
+ lib/vtls/mbedtls.c | 2 +-
+ lib/vtls/nss.c | 6 +++---
+ lib/vtls/openssl.c | 10 +++++-----
+ lib/vtls/vtls.c | 21 +++++++++++++++++++++
+ 8 files changed, 87 insertions(+), 49 deletions(-)
+
+diff --git a/lib/setopt.c b/lib/setopt.c
+index 8e1bf12..7aa6fdb 100644
+--- a/lib/setopt.c
++++ b/lib/setopt.c
+@@ -2294,6 +2294,7 @@ CURLcode Curl_vsetopt(struct Curl_easy *data, CURLoption option, va_list param)
+
+ case CURLOPT_SSL_OPTIONS:
+ arg = va_arg(param, long);
++ data->set.ssl.primary.ssl_options = (unsigned char)(arg & 0xff);
+ data->set.ssl.enable_beast = !!(arg & CURLSSLOPT_ALLOW_BEAST);
+ data->set.ssl.no_revoke = !!(arg & CURLSSLOPT_NO_REVOKE);
+ data->set.ssl.no_partialchain = !!(arg & CURLSSLOPT_NO_PARTIALCHAIN);
+@@ -2307,6 +2308,7 @@ CURLcode Curl_vsetopt(struct Curl_easy *data, CURLoption option, va_list param)
+ #ifndef CURL_DISABLE_PROXY
+ case CURLOPT_PROXY_SSL_OPTIONS:
+ arg = va_arg(param, long);
++ data->set.proxy_ssl.primary.ssl_options = (unsigned char)(arg & 0xff);
+ data->set.proxy_ssl.enable_beast = !!(arg & CURLSSLOPT_ALLOW_BEAST);
+ data->set.proxy_ssl.no_revoke = !!(arg & CURLSSLOPT_NO_REVOKE);
+ data->set.proxy_ssl.no_partialchain = !!(arg & CURLSSLOPT_NO_PARTIALCHAIN);
+@@ -2745,49 +2747,52 @@ CURLcode Curl_vsetopt(struct Curl_easy *data, CURLoption option, va_list param)
+ case CURLOPT_TLSAUTH_USERNAME:
+ result = Curl_setstropt(&data->set.str[STRING_TLSAUTH_USERNAME],
+ va_arg(param, char *));
+- if(data->set.str[STRING_TLSAUTH_USERNAME] && !data->set.ssl.authtype)
+- data->set.ssl.authtype = CURL_TLSAUTH_SRP; /* default to SRP */
++ if(data->set.str[STRING_TLSAUTH_USERNAME] &&
++ !data->set.ssl.primary.authtype)
++ data->set.ssl.primary.authtype = CURL_TLSAUTH_SRP; /* default to SRP */
+ break;
+ #ifndef CURL_DISABLE_PROXY
+ case CURLOPT_PROXY_TLSAUTH_USERNAME:
+ result = Curl_setstropt(&data->set.str[STRING_TLSAUTH_USERNAME_PROXY],
+ va_arg(param, char *));
+ if(data->set.str[STRING_TLSAUTH_USERNAME_PROXY] &&
+- !data->set.proxy_ssl.authtype)
+- data->set.proxy_ssl.authtype = CURL_TLSAUTH_SRP; /* default to SRP */
++ !data->set.proxy_ssl.primary.authtype)
++ data->set.proxy_ssl.primary.authtype = CURL_TLSAUTH_SRP; /* default to
++ SRP */
+ break;
+ #endif
+ case CURLOPT_TLSAUTH_PASSWORD:
+ result = Curl_setstropt(&data->set.str[STRING_TLSAUTH_PASSWORD],
+ va_arg(param, char *));
+- if(data->set.str[STRING_TLSAUTH_USERNAME] && !data->set.ssl.authtype)
+- data->set.ssl.authtype = CURL_TLSAUTH_SRP; /* default to SRP */
++ if(data->set.str[STRING_TLSAUTH_USERNAME] &&
++ !data->set.ssl.primary.authtype)
++ data->set.ssl.primary.authtype = CURL_TLSAUTH_SRP; /* default */
+ break;
+ #ifndef CURL_DISABLE_PROXY
+ case CURLOPT_PROXY_TLSAUTH_PASSWORD:
+ result = Curl_setstropt(&data->set.str[STRING_TLSAUTH_PASSWORD_PROXY],
+ va_arg(param, char *));
+ if(data->set.str[STRING_TLSAUTH_USERNAME_PROXY] &&
+- !data->set.proxy_ssl.authtype)
+- data->set.proxy_ssl.authtype = CURL_TLSAUTH_SRP; /* default to SRP */
++ !data->set.proxy_ssl.primary.authtype)
++ data->set.proxy_ssl.primary.authtype = CURL_TLSAUTH_SRP; /* default */
+ break;
+ #endif
+ case CURLOPT_TLSAUTH_TYPE:
+ argptr = va_arg(param, char *);
+ if(!argptr ||
+ strncasecompare(argptr, "SRP", strlen("SRP")))
+- data->set.ssl.authtype = CURL_TLSAUTH_SRP;
++ data->set.ssl.primary.authtype = CURL_TLSAUTH_SRP;
+ else
+- data->set.ssl.authtype = CURL_TLSAUTH_NONE;
++ data->set.ssl.primary.authtype = CURL_TLSAUTH_NONE;
+ break;
+ #ifndef CURL_DISABLE_PROXY
+ case CURLOPT_PROXY_TLSAUTH_TYPE:
+ argptr = va_arg(param, char *);
+ if(!argptr ||
+ strncasecompare(argptr, "SRP", strlen("SRP")))
+- data->set.proxy_ssl.authtype = CURL_TLSAUTH_SRP;
++ data->set.proxy_ssl.primary.authtype = CURL_TLSAUTH_SRP;
+ else
+- data->set.proxy_ssl.authtype = CURL_TLSAUTH_NONE;
++ data->set.proxy_ssl.primary.authtype = CURL_TLSAUTH_NONE;
+ break;
+ #endif
+ #endif
+diff --git a/lib/url.c b/lib/url.c
+index 94e3406..5ebf5e2 100644
+--- a/lib/url.c
++++ b/lib/url.c
+@@ -540,7 +540,7 @@ CURLcode Curl_init_userdefined(struct Curl_easy *data)
+ set->ssl.primary.verifypeer = TRUE;
+ set->ssl.primary.verifyhost = TRUE;
+ #ifdef USE_TLS_SRP
+- set->ssl.authtype = CURL_TLSAUTH_NONE;
++ set->ssl.primary.authtype = CURL_TLSAUTH_NONE;
+ #endif
+ set->ssh_auth_types = CURLSSH_AUTH_DEFAULT; /* defaults to any auth
+ type */
+@@ -1758,11 +1758,17 @@ static struct connectdata *allocate_conn(struct Curl_easy *data)
+ conn->ssl_config.verifystatus = data->set.ssl.primary.verifystatus;
+ conn->ssl_config.verifypeer = data->set.ssl.primary.verifypeer;
+ conn->ssl_config.verifyhost = data->set.ssl.primary.verifyhost;
++ conn->ssl_config.ssl_options = data->set.ssl.primary.ssl_options;
++#ifdef USE_TLS_SRP
++#endif
+ #ifndef CURL_DISABLE_PROXY
+ conn->proxy_ssl_config.verifystatus =
+ data->set.proxy_ssl.primary.verifystatus;
+ conn->proxy_ssl_config.verifypeer = data->set.proxy_ssl.primary.verifypeer;
+ conn->proxy_ssl_config.verifyhost = data->set.proxy_ssl.primary.verifyhost;
++ conn->proxy_ssl_config.ssl_options = data->set.proxy_ssl.primary.ssl_options;
++#ifdef USE_TLS_SRP
++#endif
+ #endif
+ conn->ip_version = data->set.ipver;
+ conn->bits.connect_only = data->set.connect_only;
+@@ -3848,7 +3854,8 @@ static CURLcode create_conn(struct Curl_easy *data,
+ data->set.str[STRING_SSL_ISSUERCERT_PROXY];
+ data->set.proxy_ssl.primary.issuercert_blob =
+ data->set.blobs[BLOB_SSL_ISSUERCERT_PROXY];
+- data->set.proxy_ssl.CRLfile = data->set.str[STRING_SSL_CRLFILE_PROXY];
++ data->set.proxy_ssl.primary.CRLfile =
++ data->set.str[STRING_SSL_CRLFILE_PROXY];
+ data->set.proxy_ssl.cert_type = data->set.str[STRING_CERT_TYPE_PROXY];
+ data->set.proxy_ssl.key = data->set.str[STRING_KEY_PROXY];
+ data->set.proxy_ssl.key_type = data->set.str[STRING_KEY_TYPE_PROXY];
+@@ -3856,18 +3863,20 @@ static CURLcode create_conn(struct Curl_easy *data,
+ data->set.proxy_ssl.primary.clientcert = data->set.str[STRING_CERT_PROXY];
+ data->set.proxy_ssl.key_blob = data->set.blobs[BLOB_KEY_PROXY];
+ #endif
+- data->set.ssl.CRLfile = data->set.str[STRING_SSL_CRLFILE];
++ data->set.ssl.primary.CRLfile = data->set.str[STRING_SSL_CRLFILE];
+ data->set.ssl.cert_type = data->set.str[STRING_CERT_TYPE];
+ data->set.ssl.key = data->set.str[STRING_KEY];
+ data->set.ssl.key_type = data->set.str[STRING_KEY_TYPE];
+ data->set.ssl.key_passwd = data->set.str[STRING_KEY_PASSWD];
+ data->set.ssl.primary.clientcert = data->set.str[STRING_CERT];
+ #ifdef USE_TLS_SRP
+- data->set.ssl.username = data->set.str[STRING_TLSAUTH_USERNAME];
+- data->set.ssl.password = data->set.str[STRING_TLSAUTH_PASSWORD];
++ data->set.ssl.primary.username = data->set.str[STRING_TLSAUTH_USERNAME];
++ data->set.ssl.primary.password = data->set.str[STRING_TLSAUTH_PASSWORD];
+ #ifndef CURL_DISABLE_PROXY
+- data->set.proxy_ssl.username = data->set.str[STRING_TLSAUTH_USERNAME_PROXY];
+- data->set.proxy_ssl.password = data->set.str[STRING_TLSAUTH_PASSWORD_PROXY];
++ data->set.proxy_ssl.primary.username =
++ data->set.str[STRING_TLSAUTH_USERNAME_PROXY];
++ data->set.proxy_ssl.primary.password =
++ data->set.str[STRING_TLSAUTH_PASSWORD_PROXY];
+ #endif
+ #endif
+ data->set.ssl.key_blob = data->set.blobs[BLOB_KEY];
+diff --git a/lib/urldata.h b/lib/urldata.h
+index 5218f76..e006495 100644
+--- a/lib/urldata.h
++++ b/lib/urldata.h
+@@ -253,10 +253,17 @@ struct ssl_primary_config {
+ char *cipher_list; /* list of ciphers to use */
+ char *cipher_list13; /* list of TLS 1.3 cipher suites to use */
+ char *pinned_key;
++ char *CRLfile; /* CRL to check certificate revocation */
+ struct curl_blob *cert_blob;
+ struct curl_blob *ca_info_blob;
+ struct curl_blob *issuercert_blob;
++#ifdef USE_TLS_SRP
++ char *username; /* TLS username (for, e.g., SRP) */
++ char *password; /* TLS password (for, e.g., SRP) */
++ enum CURL_TLSAUTH authtype; /* TLS authentication type (default SRP) */
++#endif
+ char *curves; /* list of curves to use */
++ unsigned char ssl_options; /* the CURLOPT_SSL_OPTIONS bitmask */
+ BIT(verifypeer); /* set TRUE if this is desired */
+ BIT(verifyhost); /* set TRUE if CN/SAN must match hostname */
+ BIT(verifystatus); /* set TRUE if certificate status must be checked */
+@@ -266,7 +273,6 @@ struct ssl_primary_config {
+ struct ssl_config_data {
+ struct ssl_primary_config primary;
+ long certverifyresult; /* result from the certificate verification */
+- char *CRLfile; /* CRL to check certificate revocation */
+ curl_ssl_ctx_callback fsslctx; /* function to initialize ssl ctx */
+ void *fsslctxp; /* parameter for call back */
+ char *cert_type; /* format for certificate (default: PEM)*/
+@@ -274,11 +280,6 @@ struct ssl_config_data {
+ struct curl_blob *key_blob;
+ char *key_type; /* format for private key (default: PEM) */
+ char *key_passwd; /* plain text private key password */
+-#ifdef USE_TLS_SRP
+- char *username; /* TLS username (for, e.g., SRP) */
+- char *password; /* TLS password (for, e.g., SRP) */
+- enum CURL_TLSAUTH authtype; /* TLS authentication type (default SRP) */
+-#endif
+ BIT(certinfo); /* gather lots of certificate info */
+ BIT(falsestart);
+ BIT(enable_beast); /* allow this flaw for interoperability's sake*/
+diff --git a/lib/vtls/gtls.c b/lib/vtls/gtls.c
+index fe45b3a..3c31782 100644
+--- a/lib/vtls/gtls.c
++++ b/lib/vtls/gtls.c
+@@ -437,9 +437,10 @@ gtls_connect_step1(struct Curl_easy *data,
+ }
+
+ #ifdef HAVE_GNUTLS_SRP
+- if((SSL_SET_OPTION(authtype) == CURL_TLSAUTH_SRP) &&
++ if((SSL_SET_OPTION(primary.authtype) == CURL_TLSAUTH_SRP) &&
+ Curl_allow_auth_to_host(data)) {
+- infof(data, "Using TLS-SRP username: %s", SSL_SET_OPTION(username));
++ infof(data, "Using TLS-SRP username: %s",
++ SSL_SET_OPTION(primary.username));
+
+ rc = gnutls_srp_allocate_client_credentials(&backend->srp_client_cred);
+ if(rc != GNUTLS_E_SUCCESS) {
+@@ -449,8 +450,8 @@ gtls_connect_step1(struct Curl_easy *data,
+ }
+
+ rc = gnutls_srp_set_client_credentials(backend->srp_client_cred,
+- SSL_SET_OPTION(username),
+- SSL_SET_OPTION(password));
++ SSL_SET_OPTION(primary.username),
++ SSL_SET_OPTION(primary.password));
+ if(rc != GNUTLS_E_SUCCESS) {
+ failf(data, "gnutls_srp_set_client_cred() failed: %s",
+ gnutls_strerror(rc));
+@@ -507,19 +508,19 @@ gtls_connect_step1(struct Curl_easy *data,
+ }
+ #endif
+
+- if(SSL_SET_OPTION(CRLfile)) {
++ if(SSL_SET_OPTION(primary.CRLfile)) {
+ /* set the CRL list file */
+ rc = gnutls_certificate_set_x509_crl_file(backend->cred,
+- SSL_SET_OPTION(CRLfile),
++ SSL_SET_OPTION(primary.CRLfile),
+ GNUTLS_X509_FMT_PEM);
+ if(rc < 0) {
+ failf(data, "error reading crl file %s (%s)",
+- SSL_SET_OPTION(CRLfile), gnutls_strerror(rc));
++ SSL_SET_OPTION(primary.CRLfile), gnutls_strerror(rc));
+ return CURLE_SSL_CRL_BADFILE;
+ }
+ else
+ infof(data, "found %d CRL in %s",
+- rc, SSL_SET_OPTION(CRLfile));
++ rc, SSL_SET_OPTION(primary.CRLfile));
+ }
+
+ /* Initialize TLS session as a client */
+@@ -590,7 +591,7 @@ gtls_connect_step1(struct Curl_easy *data,
+ #ifdef HAVE_GNUTLS_SRP
+ /* Only add SRP to the cipher list if SRP is requested. Otherwise
+ * GnuTLS will disable TLS 1.3 support. */
+- if(SSL_SET_OPTION(authtype) == CURL_TLSAUTH_SRP) {
++ if(SSL_SET_OPTION(primary.authtype) == CURL_TLSAUTH_SRP) {
+ size_t len = strlen(prioritylist);
+
+ char *prioritysrp = malloc(len + sizeof(GNUTLS_SRP) + 1);
+@@ -685,7 +686,7 @@ gtls_connect_step1(struct Curl_easy *data,
+
+ #ifdef HAVE_GNUTLS_SRP
+ /* put the credentials to the current session */
+- if(SSL_SET_OPTION(authtype) == CURL_TLSAUTH_SRP) {
++ if(SSL_SET_OPTION(primary.authtype) == CURL_TLSAUTH_SRP) {
+ rc = gnutls_credentials_set(session, GNUTLS_CRD_SRP,
+ backend->srp_client_cred);
+ if(rc != GNUTLS_E_SUCCESS) {
+@@ -867,8 +868,8 @@ Curl_gtls_verifyserver(struct Curl_easy *data,
+ SSL_CONN_CONFIG(verifyhost) ||
+ SSL_CONN_CONFIG(issuercert)) {
+ #ifdef HAVE_GNUTLS_SRP
+- if(SSL_SET_OPTION(authtype) == CURL_TLSAUTH_SRP
+- && SSL_SET_OPTION(username) != NULL
++ if(SSL_SET_OPTION(primary.authtype) == CURL_TLSAUTH_SRP
++ && SSL_SET_OPTION(primary.username)
+ && !SSL_CONN_CONFIG(verifypeer)
+ && gnutls_cipher_get(session)) {
+ /* no peer cert, but auth is ok if we have SRP user and cipher and no
+@@ -926,7 +927,8 @@ Curl_gtls_verifyserver(struct Curl_easy *data,
+ failf(data, "server certificate verification failed. CAfile: %s "
+ "CRLfile: %s", SSL_CONN_CONFIG(CAfile) ? SSL_CONN_CONFIG(CAfile):
+ "none",
+- SSL_SET_OPTION(CRLfile)?SSL_SET_OPTION(CRLfile):"none");
++ SSL_SET_OPTION(primary.CRLfile) ?
++ SSL_SET_OPTION(primary.CRLfile) : "none");
+ return CURLE_PEER_FAILED_VERIFICATION;
+ }
+ else
+@@ -1556,8 +1558,8 @@ static int gtls_shutdown(struct Curl_easy *data, struct connectdata *conn,
+ gnutls_certificate_free_credentials(backend->cred);
+
+ #ifdef HAVE_GNUTLS_SRP
+- if(SSL_SET_OPTION(authtype) == CURL_TLSAUTH_SRP
+- && SSL_SET_OPTION(username) != NULL)
++ if(SSL_SET_OPTION(primary.authtype) == CURL_TLSAUTH_SRP
++ && SSL_SET_OPTION(primary.username) != NULL)
+ gnutls_srp_free_client_credentials(backend->srp_client_cred);
+ #endif
+
+diff --git a/lib/vtls/mbedtls.c b/lib/vtls/mbedtls.c
+index b9fd26a..bd4ad8f 100644
+--- a/lib/vtls/mbedtls.c
++++ b/lib/vtls/mbedtls.c
+@@ -279,7 +279,7 @@ mbed_connect_step1(struct Curl_easy *data, struct connectdata *conn,
+ const char * const ssl_capath = SSL_CONN_CONFIG(CApath);
+ char * const ssl_cert = SSL_SET_OPTION(primary.clientcert);
+ const struct curl_blob *ssl_cert_blob = SSL_SET_OPTION(primary.cert_blob);
+- const char * const ssl_crlfile = SSL_SET_OPTION(CRLfile);
++ const char * const ssl_crlfile = SSL_SET_OPTION(primary.CRLfile);
+ const char * const hostname = SSL_HOST_NAME();
+ #ifndef CURL_DISABLE_VERBOSE_STRINGS
+ const long int port = SSL_HOST_PORT();
+diff --git a/lib/vtls/nss.c b/lib/vtls/nss.c
+index 52f2060..959e23e 100644
+--- a/lib/vtls/nss.c
++++ b/lib/vtls/nss.c
+@@ -2035,13 +2035,13 @@ static CURLcode nss_setup_connect(struct Curl_easy *data,
+ }
+ }
+
+- if(SSL_SET_OPTION(CRLfile)) {
+- const CURLcode rv = nss_load_crl(SSL_SET_OPTION(CRLfile));
++ if(SSL_SET_OPTION(primary.CRLfile)) {
++ const CURLcode rv = nss_load_crl(SSL_SET_OPTION(primary.CRLfile));
+ if(rv) {
+ result = rv;
+ goto error;
+ }
+- infof(data, " CRLfile: %s", SSL_SET_OPTION(CRLfile));
++ infof(data, " CRLfile: %s", SSL_SET_OPTION(primary.CRLfile));
+ }
+
+ if(SSL_SET_OPTION(primary.clientcert)) {
+diff --git a/lib/vtls/openssl.c b/lib/vtls/openssl.c
+index e8633f4..d98bbcb 100644
+--- a/lib/vtls/openssl.c
++++ b/lib/vtls/openssl.c
+@@ -2632,7 +2632,7 @@ static CURLcode ossl_connect_step1(struct Curl_easy *data,
+ #endif
+ const long int ssl_version = SSL_CONN_CONFIG(version);
+ #ifdef USE_OPENSSL_SRP
+- const enum CURL_TLSAUTH ssl_authtype = SSL_SET_OPTION(authtype);
++ const enum CURL_TLSAUTH ssl_authtype = SSL_SET_OPTION(primary.authtype);
+ #endif
+ char * const ssl_cert = SSL_SET_OPTION(primary.clientcert);
+ const struct curl_blob *ssl_cert_blob = SSL_SET_OPTION(primary.cert_blob);
+@@ -2643,7 +2643,7 @@ static CURLcode ossl_connect_step1(struct Curl_easy *data,
+ (ca_info_blob ? NULL : SSL_CONN_CONFIG(CAfile));
+ const char * const ssl_capath = SSL_CONN_CONFIG(CApath);
+ const bool verifypeer = SSL_CONN_CONFIG(verifypeer);
+- const char * const ssl_crlfile = SSL_SET_OPTION(CRLfile);
++ const char * const ssl_crlfile = SSL_SET_OPTION(primary.CRLfile);
+ char error_buffer[256];
+ struct ssl_backend_data *backend = connssl->backend;
+ bool imported_native_ca = false;
+@@ -2895,15 +2895,15 @@ static CURLcode ossl_connect_step1(struct Curl_easy *data,
+ #ifdef USE_OPENSSL_SRP
+ if((ssl_authtype == CURL_TLSAUTH_SRP) &&
+ Curl_allow_auth_to_host(data)) {
+- char * const ssl_username = SSL_SET_OPTION(username);
+-
++ char * const ssl_username = SSL_SET_OPTION(primary.username);
++ char * const ssl_password = SSL_SET_OPTION(primary.password);
+ infof(data, "Using TLS-SRP username: %s", ssl_username);
+
+ if(!SSL_CTX_set_srp_username(backend->ctx, ssl_username)) {
+ failf(data, "Unable to set SRP user name");
+ return CURLE_BAD_FUNCTION_ARGUMENT;
+ }
+- if(!SSL_CTX_set_srp_password(backend->ctx, SSL_SET_OPTION(password))) {
++ if(!SSL_CTX_set_srp_password(backend->ctx, ssl_password)) {
+ failf(data, "failed setting SRP password");
+ return CURLE_BAD_FUNCTION_ARGUMENT;
+ }
+diff --git a/lib/vtls/vtls.c b/lib/vtls/vtls.c
+index a40ac06..e2d3438 100644
+--- a/lib/vtls/vtls.c
++++ b/lib/vtls/vtls.c
+@@ -132,6 +132,7 @@ Curl_ssl_config_matches(struct ssl_primary_config *data,
+ {
+ if((data->version == needle->version) &&
+ (data->version_max == needle->version_max) &&
++ (data->ssl_options == needle->ssl_options) &&
+ (data->verifypeer == needle->verifypeer) &&
+ (data->verifyhost == needle->verifyhost) &&
+ (data->verifystatus == needle->verifystatus) &&
+@@ -144,9 +145,15 @@ Curl_ssl_config_matches(struct ssl_primary_config *data,
+ Curl_safecmp(data->clientcert, needle->clientcert) &&
+ Curl_safecmp(data->random_file, needle->random_file) &&
+ Curl_safecmp(data->egdsocket, needle->egdsocket) &&
++#ifdef USE_TLS_SRP
++ Curl_safecmp(data->username, needle->username) &&
++ Curl_safecmp(data->password, needle->password) &&
++ (data->authtype == needle->authtype) &&
++#endif
+ Curl_safe_strcasecompare(data->cipher_list, needle->cipher_list) &&
+ Curl_safe_strcasecompare(data->cipher_list13, needle->cipher_list13) &&
+ Curl_safe_strcasecompare(data->curves, needle->curves) &&
++ Curl_safe_strcasecompare(data->CRLfile, needle->CRLfile) &&
+ Curl_safe_strcasecompare(data->pinned_key, needle->pinned_key))
+ return TRUE;
+
+@@ -163,6 +170,10 @@ Curl_clone_primary_ssl_config(struct ssl_primary_config *source,
+ dest->verifyhost = source->verifyhost;
+ dest->verifystatus = source->verifystatus;
+ dest->sessionid = source->sessionid;
++ dest->ssl_options = source->ssl_options;
++#ifdef USE_TLS_SRP
++ dest->authtype = source->authtype;
++#endif
+
+ CLONE_BLOB(cert_blob);
+ CLONE_BLOB(ca_info_blob);
+@@ -177,6 +188,11 @@ Curl_clone_primary_ssl_config(struct ssl_primary_config *source,
+ CLONE_STRING(cipher_list13);
+ CLONE_STRING(pinned_key);
+ CLONE_STRING(curves);
++ CLONE_STRING(CRLfile);
++#ifdef USE_TLS_SRP
++ CLONE_STRING(username);
++ CLONE_STRING(password);
++#endif
+
+ return TRUE;
+ }
+@@ -196,6 +212,11 @@ void Curl_free_primary_ssl_config(struct ssl_primary_config *sslc)
+ Curl_safefree(sslc->ca_info_blob);
+ Curl_safefree(sslc->issuercert_blob);
+ Curl_safefree(sslc->curves);
++ Curl_safefree(sslc->CRLfile);
++#ifdef USE_TLS_SRP
++ Curl_safefree(sslc->username);
++ Curl_safefree(sslc->password);
++#endif
+ }
+
+ #ifdef USE_SSL
new file mode 100644
@@ -0,0 +1,71 @@
+From 782a5e8e5b0271f8cb33eeef6a3819b0149093e0 Mon Sep 17 00:00:00 2001
+From: Daniel Stenberg <daniel@haxx.se>
+Date: Mon, 9 May 2022 23:13:53 +0200
+Subject: [PATCH] url: check SSH config match on connection reuse
+
+CVE-2022-27782
+
+Reported-by: Harry Sintonen
+Bug: https://curl.se/docs/CVE-2022-27782.html
+Closes #8825
+
+Upstream-Status: Backport [https://github.com/curl/curl/commit/1645e9b44505abd5cbaf65da5282c3f33b5924a5]
+Signed-off-by: Robert Joslyn <robert.joslyn@redrectangle.org>
+---
+ lib/url.c | 11 +++++++++++
+ lib/vssh/ssh.h | 6 +++---
+ 2 files changed, 14 insertions(+), 3 deletions(-)
+
+diff --git a/lib/url.c b/lib/url.c
+index 5ebf5e2..c713e54 100644
+--- a/lib/url.c
++++ b/lib/url.c
+@@ -1098,6 +1098,12 @@ static void prune_dead_connections(struct Curl_easy *data)
+ }
+ }
+
++static bool ssh_config_matches(struct connectdata *one,
++ struct connectdata *two)
++{
++ return (Curl_safecmp(one->proto.sshc.rsa, two->proto.sshc.rsa) &&
++ Curl_safecmp(one->proto.sshc.rsa_pub, two->proto.sshc.rsa_pub));
++}
+ /*
+ * Given one filled in connection struct (named needle), this function should
+ * detect if there already is one that has all the significant details
+@@ -1356,6 +1362,11 @@ ConnectionExists(struct Curl_easy *data,
+ (data->state.httpwant < CURL_HTTP_VERSION_2_0))
+ continue;
+
++ if(get_protocol_family(needle->handler) == PROTO_FAMILY_SSH) {
++ if(!ssh_config_matches(needle, check))
++ continue;
++ }
++
+ if((needle->handler->flags&PROTOPT_SSL)
+ #ifndef CURL_DISABLE_PROXY
+ || !needle->bits.httpproxy || needle->bits.tunnel_proxy
+diff --git a/lib/vssh/ssh.h b/lib/vssh/ssh.h
+index 7972081..30d82e5 100644
+--- a/lib/vssh/ssh.h
++++ b/lib/vssh/ssh.h
+@@ -7,7 +7,7 @@
+ * | (__| |_| | _ <| |___
+ * \___|\___/|_| \_\_____|
+ *
+- * Copyright (C) 1998 - 2021, Daniel Stenberg, <daniel@haxx.se>, et al.
++ * Copyright (C) 1998 - 2022, Daniel Stenberg, <daniel@haxx.se>, et al.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+@@ -131,8 +131,8 @@ struct ssh_conn {
+
+ /* common */
+ const char *passphrase; /* pass-phrase to use */
+- char *rsa_pub; /* path name */
+- char *rsa; /* path name */
++ char *rsa_pub; /* strdup'ed public key file */
++ char *rsa; /* strdup'ed private key file */
+ bool authed; /* the connection has been authenticated fine */
+ bool acceptfail; /* used by the SFTP_QUOTE (continue if
+ quote command fails) */
new file mode 100644
@@ -0,0 +1,82 @@
+From 8313ef3f507b5bdc54e985cae71aa9df00609d55 Mon Sep 17 00:00:00 2001
+From: Daniel Stenberg <daniel@haxx.se>
+Date: Mon, 9 May 2022 08:13:55 +0200
+Subject: [PATCH] hsts: ignore trailing dots when comparing hosts names
+
+CVE-2022-30115
+
+Reported-by: Axel Chong
+Bug: https://curl.se/docs/CVE-2022-30115.html
+Closes #8821
+
+Upstream-Status: Backport [https://github.com/curl/curl/commit/fae6fea209a2d4db1582f608bd8cc8000721733a]
+Signed-off-by: Robert Joslyn <robert.joslyn@redrectangle.org>
+---
+ lib/hsts.c | 30 +++++++++++++++++++++++++-----
+ 1 file changed, 25 insertions(+), 5 deletions(-)
+
+diff --git a/lib/hsts.c b/lib/hsts.c
+index 03fcc9e..b9fa6f7 100644
+--- a/lib/hsts.c
++++ b/lib/hsts.c
+@@ -114,16 +114,25 @@ static CURLcode hsts_create(struct hsts *h,
+ curl_off_t expires)
+ {
+ struct stsentry *sts = hsts_entry();
++ char *duphost;
++ size_t hlen;
+ if(!sts)
+ return CURLE_OUT_OF_MEMORY;
+
+- sts->expires = expires;
+- sts->includeSubDomains = subdomains;
+- sts->host = strdup(hostname);
+- if(!sts->host) {
++ duphost = strdup(hostname);
++ if(!duphost) {
+ free(sts);
+ return CURLE_OUT_OF_MEMORY;
+ }
++
++ hlen = strlen(duphost);
++ if(duphost[hlen - 1] == '.')
++ /* strip off trailing any dot */
++ duphost[--hlen] = 0;
++
++ sts->host = duphost;
++ sts->expires = expires;
++ sts->includeSubDomains = subdomains;
+ Curl_llist_insert_next(&h->list, h->list.tail, sts, &sts->node);
+ return CURLE_OK;
+ }
+@@ -238,10 +247,21 @@ struct stsentry *Curl_hsts(struct hsts *h, const char *hostname,
+ bool subdomain)
+ {
+ if(h) {
++ char buffer[MAX_HSTS_HOSTLEN + 1];
+ time_t now = time(NULL);
+ size_t hlen = strlen(hostname);
+ struct Curl_llist_element *e;
+ struct Curl_llist_element *n;
++
++ if((hlen > MAX_HSTS_HOSTLEN) || !hlen)
++ return NULL;
++ memcpy(buffer, hostname, hlen);
++ if(hostname[hlen-1] == '.')
++ /* remove the trailing dot */
++ --hlen;
++ buffer[hlen] = 0;
++ hostname = buffer;
++
+ for(e = h->list.head; e; e = n) {
+ struct stsentry *sts = e->ptr;
+ n = e->next;
+@@ -440,7 +460,7 @@ static CURLcode hsts_pull(struct Curl_easy *data, struct hsts *h)
+ CURLSTScode sc;
+ DEBUGASSERT(h);
+ do {
+- char buffer[257];
++ char buffer[MAX_HSTS_HOSTLEN + 1];
+ struct curl_hstsentry e;
+ e.name = buffer;
+ e.namelen = sizeof(buffer)-1;
@@ -9,7 +9,21 @@ SECTION = "console/network"
LICENSE = "MIT-open-group"
LIC_FILES_CHKSUM = "file://COPYING;md5=190c514872597083303371684954f238"
-SRC_URI = "https://curl.se/download/${BP}.tar.xz"
+SRC_URI = "https://curl.se/download/${BP}.tar.xz \
+ file://CVE-2022-22576.patch \
+ file://CVE-2022-27775.patch \
+ file://CVE-2022-27776.patch \
+ file://CVE-2022-27774-1.patch \
+ file://CVE-2022-27774-2.patch \
+ file://CVE-2022-27774-3.patch \
+ file://CVE-2022-27774-4.patch \
+ file://CVE-2022-30115.patch \
+ file://CVE-2022-27780.patch \
+ file://CVE-2022-27781.patch \
+ file://CVE-2022-27779.patch \
+ file://CVE-2022-27782-1.patch \
+ file://CVE-2022-27782-2.patch \
+ "
SRC_URI[sha256sum] = "0aaa12d7bd04b0966254f2703ce80dd5c38dbbd76af0297d3d690cdce58a583c"
# Curl has used many names over the years...
Backport patches to address the following CVEs: * https://curl.se/docs/CVE-2022-22576.html * https://curl.se/docs/CVE-2022-27775.html * https://curl.se/docs/CVE-2022-27776.html * https://curl.se/docs/CVE-2022-27774.html * https://curl.se/docs/CVE-2022-30115.html * https://curl.se/docs/CVE-2022-27780.html * https://curl.se/docs/CVE-2022-27781.html * https://curl.se/docs/CVE-2022-27779.html * https://curl.se/docs/CVE-2022-27782.html Signed-off-by: Robert Joslyn <robert.joslyn@redrectangle.org> --- .../curl/curl/CVE-2022-22576.patch | 145 ++++++ .../curl/curl/CVE-2022-27774-1.patch | 45 ++ .../curl/curl/CVE-2022-27774-2.patch | 80 +++ .../curl/curl/CVE-2022-27774-3.patch | 83 ++++ .../curl/curl/CVE-2022-27774-4.patch | 35 ++ .../curl/curl/CVE-2022-27775.patch | 37 ++ .../curl/curl/CVE-2022-27776.patch | 115 +++++ .../curl/curl/CVE-2022-27779.patch | 42 ++ .../curl/curl/CVE-2022-27780.patch | 33 ++ .../curl/curl/CVE-2022-27781.patch | 43 ++ .../curl/curl/CVE-2022-27782-1.patch | 458 ++++++++++++++++++ .../curl/curl/CVE-2022-27782-2.patch | 71 +++ .../curl/curl/CVE-2022-30115.patch | 82 ++++ meta/recipes-support/curl/curl_7.82.0.bb | 16 +- 14 files changed, 1284 insertions(+), 1 deletion(-) create mode 100644 meta/recipes-support/curl/curl/CVE-2022-22576.patch create mode 100644 meta/recipes-support/curl/curl/CVE-2022-27774-1.patch create mode 100644 meta/recipes-support/curl/curl/CVE-2022-27774-2.patch create mode 100644 meta/recipes-support/curl/curl/CVE-2022-27774-3.patch create mode 100644 meta/recipes-support/curl/curl/CVE-2022-27774-4.patch create mode 100644 meta/recipes-support/curl/curl/CVE-2022-27775.patch create mode 100644 meta/recipes-support/curl/curl/CVE-2022-27776.patch create mode 100644 meta/recipes-support/curl/curl/CVE-2022-27779.patch create mode 100644 meta/recipes-support/curl/curl/CVE-2022-27780.patch create mode 100644 meta/recipes-support/curl/curl/CVE-2022-27781.patch create mode 100644 meta/recipes-support/curl/curl/CVE-2022-27782-1.patch create mode 100644 meta/recipes-support/curl/curl/CVE-2022-27782-2.patch create mode 100644 meta/recipes-support/curl/curl/CVE-2022-30115.patch