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d="scan'208";a="515677043" Received: from rcdn-l-core-06.cisco.com ([173.37.255.143]) by rcdn-iport-6.cisco.com with ESMTP/TLS/TLS_AES_256_GCM_SHA384; 27 Jul 2026 12:01:40 +0000 Received: from bgl-ads-3413.cisco.com (bgl-ads-3413.cisco.com [173.39.60.50]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "ciscoit-managed-infra-smtp-auth.cisco.com", Issuer "Internal Private TLS SubCA" (verified OK)) by rcdn-l-core-06.cisco.com (Postfix) with ESMTPS id 0ECA71800026D for ; Mon, 27 Jul 2026 12:01:40 +0000 (GMT) Received: by bgl-ads-3413.cisco.com (Postfix, from userid 1795984) id 2B116CC037D; Mon, 27 Jul 2026 17:31:38 +0530 (IST) From: "Deepak Rathore -X (deeratho - E INFOCHIPS PRIVATE LIMITED at Cisco)" To: openembedded-core@lists.openembedded.org Subject: [OE-core][wrynose][PATCH v3 1/2] curl: fix CVE-2026-4873 Date: Mon, 27 Jul 2026 17:31:36 +0530 Message-Id: <20260727120136.3147887-1-deeratho@cisco.com> X-Mailer: git-send-email 2.35.6 In-Reply-To: <20260720113041.2479444-1-deeratho@cisco.com> References: <20260720113041.2479444-1-deeratho@cisco.com> MIME-Version: 1.0 X-Outbound-Client-TLS: VERIFIED;bgl-ads-3413.cisco.com [173.39.60.50];TLSv1.3;TLS_AES_256_GCM_SHA384;256;ciscoit-managed-infra-smtp-auth.cisco.com X-Outbound-SMTP-Client: 173.39.60.50, bgl-ads-3413.cisco.com X-Outbound-Node: rcdn-l-core-06.cisco.com List-Id: X-Webhook-Received: from 45-33-107-173.ip.linodeusercontent.com [45.33.107.173] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Mon, 27 Jul 2026 12:01:50 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/242089 From: Deepak Rathore This patch applies the upstream backport for CVE-2026-4873. The upstream fix commit is referenced in [1], and the public CVE advisory is referenced in [2]. [1] https://github.com/curl/curl/commit/507e7be573b0a76fca597b75ff7cb27a66e7d865 [2] https://curl.se/docs/CVE-2026-4873.html Signed-off-by: Deepak Rathore --- - Changes from v2 to v3: - Updated the patch to include the fixed commit instead of CVE_STATUS as per Paul's suggestion. .../curl/curl/CVE-2026-4873.patch | 32 +++++++++++++++++++ meta/recipes-support/curl/curl_8.19.0.bb | 1 + 2 files changed, 33 insertions(+) create mode 100644 meta/recipes-support/curl/curl/CVE-2026-4873.patch diff --git a/meta/recipes-support/curl/curl/CVE-2026-4873.patch b/meta/recipes-support/curl/curl/CVE-2026-4873.patch new file mode 100644 index 0000000000..cd9d81a25f --- /dev/null +++ b/meta/recipes-support/curl/curl/CVE-2026-4873.patch @@ -0,0 +1,32 @@ +From 507e7be573b0a76fca597b75ff7cb27a66e7d865 Mon Sep 17 00:00:00 2001 +From: Daniel Stenberg +Date: Tue, 24 Mar 2026 08:35:08 +0100 +Subject: [PATCH] url: do not reuse a non-tls starttls connection if new + requires TLS + +Reported-by: Arkadi Vainbrand + +Closes #21082 + +CVE: CVE-2026-4873 +Upstream-Status: Backport [https://github.com/curl/curl/commit/507e7be573b0a76fca597b75ff7cb27a66e7d865] + +(cherry picked from commit 507e7be573b0a76fca597b75ff7cb27a66e7d865) +Signed-off-by: Deepak Rathore +--- + lib/url.c | 6 +++++- + 1 file changed, 5 insertions(+), 1 deletion(-) + +diff --git a/lib/url.c b/lib/url.c +index ec0457b..cc60468 100644 +--- a/lib/url.c ++++ b/lib/url.c +@@ -748 +748 @@ struct url_conn_match { +- ++ BIT(req_tls); /* require TLS use from a clear-text start */ +@@ -899,0 +900,3 @@ static bool url_match_ssl_use(struct connectdata *conn, ++ else if(m->req_tls) ++ /* a clear-text STARTTLS protocol with required TLS */ ++ return FALSE; +@@ -1357,0 +1361 @@ static bool url_attach_existing(struct Curl_easy *data, ++ match.req_tls = data->set.use_ssl >= CURLUSESSL_CONTROL; diff --git a/meta/recipes-support/curl/curl_8.19.0.bb b/meta/recipes-support/curl/curl_8.19.0.bb index 6ad0daa59d..af73d2e580 100644 --- a/meta/recipes-support/curl/curl_8.19.0.bb +++ b/meta/recipes-support/curl/curl_8.19.0.bb @@ -21,6 +21,7 @@ SRC_URI = " \ file://CVE-2026-6253.patch \ file://CVE-2026-6429-dependent.patch \ file://CVE-2026-6429.patch \ + file://CVE-2026-4873.patch \ " SRC_URI:append:class-nativesdk = " \