new file mode 100644
@@ -0,0 +1,82 @@
+From 85c2dd9275cdfb369f613089f22733c0f1ba2aec Mon Sep 17 00:00:00 2001
+From: Jan Rybar <jrybar@redhat.com>
+Date: Tue, 25 Jan 2022 17:21:46 +0000
+Subject: [PATCH 1/3] pkexec: local privilege escalation (CVE-2021-4034)
+
+---
+ src/programs/pkcheck.c | 5 +++++
+ src/programs/pkexec.c | 23 ++++++++++++++++++++---
+ 2 files changed, 25 insertions(+), 3 deletions(-)
+
+CVE: CVE-2021-4034
+Upstream-Status: Backport [a2bf5c9c83b6ae46cbd5c779d3055bff81ded683]
+
+diff --git a/src/programs/pkcheck.c b/src/programs/pkcheck.c
+index f1bb4e1..768525c 100644
+--- a/src/programs/pkcheck.c
++++ b/src/programs/pkcheck.c
+@@ -363,6 +363,11 @@ main (int argc, char *argv[])
+ local_agent_handle = NULL;
+ ret = 126;
+
++ if (argc < 1)
++ {
++ exit(126);
++ }
++
+ /* Disable remote file access from GIO. */
+ setenv ("GIO_USE_VFS", "local", 1);
+
+diff --git a/src/programs/pkexec.c b/src/programs/pkexec.c
+index 7698c5c..84e5ef6 100644
+--- a/src/programs/pkexec.c
++++ b/src/programs/pkexec.c
+@@ -488,6 +488,15 @@ main (int argc, char *argv[])
+ pid_t pid_of_caller;
+ gpointer local_agent_handle;
+
++
++ /*
++ * If 'pkexec' is called THIS wrong, someone's probably evil-doing. Don't be nice, just bail out.
++ */
++ if (argc<1)
++ {
++ exit(127);
++ }
++
+ ret = 127;
+ authority = NULL;
+ subject = NULL;
+@@ -614,10 +623,10 @@ main (int argc, char *argv[])
+
+ path = g_strdup (pwstruct.pw_shell);
+ if (!path)
+- {
++ {
+ g_printerr ("No shell configured or error retrieving pw_shell\n");
+ goto out;
+- }
++ }
+ /* If you change this, be sure to change the if (!command_line)
+ case below too */
+ command_line = g_strdup (path);
+@@ -636,7 +645,15 @@ main (int argc, char *argv[])
+ goto out;
+ }
+ g_free (path);
+- argv[n] = path = s;
++ path = s;
++
++ /* argc<2 and pkexec runs just shell, argv is guaranteed to be null-terminated.
++ * /-less shell shouldn't happen, but let's be defensive and don't write to null-termination
++ */
++ if (argv[n] != NULL)
++ {
++ argv[n] = path;
++ }
+ }
+ if (access (path, F_OK) != 0)
+ {
+--
+2.20.1
+
new file mode 100644
@@ -0,0 +1,86 @@
+From c86aea01a06ad4d6c428137e9cfe2f74b1ae7f01 Mon Sep 17 00:00:00 2001
+From: Jan Rybar <jrybar@redhat.com>
+Date: Mon, 21 Feb 2022 08:29:05 +0000
+Subject: [PATCH 2/3] CVE-2021-4115 (GHSL-2021-077) fix
+
+---
+ src/polkit/polkitsystembusname.c | 38 ++++++++++++++++++++++++++++----
+ 1 file changed, 34 insertions(+), 4 deletions(-)
+
+CVE: CVE-2021-4115
+Upstream-Status: Backport [41cb093f554da8772362654a128a84dd8a5542a7]
+
+diff --git a/src/polkit/polkitsystembusname.c b/src/polkit/polkitsystembusname.c
+index 8ed1363..2fbf5f1 100644
+--- a/src/polkit/polkitsystembusname.c
++++ b/src/polkit/polkitsystembusname.c
+@@ -62,6 +62,10 @@ enum
+ PROP_NAME,
+ };
+
++
++guint8 dbus_call_respond_fails; // has to be global because of callback
++
++
+ static void subject_iface_init (PolkitSubjectIface *subject_iface);
+
+ G_DEFINE_TYPE_WITH_CODE (PolkitSystemBusName, polkit_system_bus_name, G_TYPE_OBJECT,
+@@ -364,6 +368,7 @@ on_retrieved_unix_uid_pid (GObject *src,
+ if (!v)
+ {
+ data->caught_error = TRUE;
++ dbus_call_respond_fails += 1;
+ }
+ else
+ {
+@@ -405,6 +410,8 @@ polkit_system_bus_name_get_creds_sync (PolkitSystemBusName *system_bus
+ tmp_context = g_main_context_new ();
+ g_main_context_push_thread_default (tmp_context);
+
++ dbus_call_respond_fails = 0;
++
+ /* Do two async calls as it's basically as fast as one sync call.
+ */
+ g_dbus_connection_call (connection,
+@@ -432,11 +439,34 @@ polkit_system_bus_name_get_creds_sync (PolkitSystemBusName *system_bus
+ on_retrieved_unix_uid_pid,
+ &data);
+
+- while (!((data.retrieved_uid && data.retrieved_pid) || data.caught_error))
+- g_main_context_iteration (tmp_context, TRUE);
++ while (TRUE)
++ {
++ /* If one dbus call returns error, we must wait until the other call
++ * calls _call_finish(), otherwise fd leak is possible.
++ * Resolves: GHSL-2021-077
++ */
+
+- if (data.caught_error)
+- goto out;
++ if ( (dbus_call_respond_fails > 1) )
++ {
++ // we got two faults, we can leave
++ goto out;
++ }
++
++ if ((data.caught_error && (data.retrieved_pid || data.retrieved_uid)))
++ {
++ // we got one fault and the other call finally finished, we can leave
++ goto out;
++ }
++
++ if ( !(data.retrieved_uid && data.retrieved_pid) )
++ {
++ g_main_context_iteration (tmp_context, TRUE);
++ }
++ else
++ {
++ break;
++ }
++ }
+
+ if (out_uid)
+ *out_uid = data.uid;
+--
+2.20.1
+
@@ -27,6 +27,8 @@ SRC_URI = "http://www.freedesktop.org/software/polkit/releases/polkit-${PV}.tar.
file://0003-make-netgroup-support-optional.patch \
file://0002-jsauthority-port-to-mozjs-91.patch \
file://0003-jsauthority-ensure-to-call-JS_Init-and-JS_ShutDown-e.patch \
+ file://0001-pkexec-local-privilege-escalation-CVE-2021-4034.patch \
+ file://0002-CVE-2021-4115-GHSL-2021-077-fix.patch \
"
SRC_URI[sha256sum] = "c8579fdb86e94295404211285fee0722ad04893f0213e571bd75c00972fd1f5c"