From patchwork Fri Sep 4 09:00:02 2026 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Devansh Patel -X (devanshp - E INFOCHIPS PRIVATE LIMITED at Cisco)" X-Patchwork-Id: 97266 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 12463C79F87 for ; Fri, 4 Sep 2026 09:00:17 +0000 (UTC) Received: from alln-iport-6.cisco.com (alln-iport-6.cisco.com [173.37.142.93]) by mx.groups.io with SMTP id smtpd.msgproc02-g2.9551.1788512409467513020 for ; Fri, 04 Sep 2026 02:00:09 -0700 Authentication-Results: mx.groups.io; dkim=fail reason="dkim: message contains an insecure body length tag" header.i=@cisco.com header.s=iport01 header.b=V7U3ixKU; spf=pass (domain: cisco.com, ip: 173.37.142.93, mailfrom: devanshp@cisco.com) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cisco.com; i=@cisco.com; l=3622; q=dns/txt; s=iport01; t=1788512409; x=1789722009; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=69MdxyJjjN0k6VBUdLblNXZY1MR4w6iIg03xtl74R2Y=; b=V7U3ixKUNLqmLx8oj2uEOL0G5r3r41laFceELmfteViELp1p3MNFYGa/ 9eeoxoWlreL9a+6bDRyAHxuwMi4VN4N4hGGg8WgsDuQ6mM3f4DClfWmG0 pwe2R57mDkoblePcIsKvmaMigrZr5457m+37E7lTUittt/Rho6jib9MZX wFfR6bzkr4KGFJPlun/rXM2y+0faU6AAbiUaa6lADR5CdjldBM48Ubnkt cupRbk/tmLpE7ezO7t1Hvt+ip8ZtmWBo8nCB356giZZbV6hbu61PqFwcP cpukCCbAdVcOmduCRfScbg32oy4GJZctVjbtuEFzuiW1smlIhLO9++6IT g==; X-CSE-ConnectionGUID: wQWPtZARTWq4O9xcdH/gvg== X-CSE-MsgGUID: Ze0vwEDVQ9ebS00Et1D2kA== X-IPAS-Result: A0BFAgBwh5pq/5EQJK1aglmCV3RgQ0mWSp4egX4PAQEBD0QNBAEBhQWOBAImNAkOAQIEAwIDAQEBAQEBAQEBAQELAQEFAQEBAgEHBYEOE4ZPDZAZAQIBKgsBGAEtLAMBAlojGAmDAgGCdAMRBsI4gXkzgQGDKAE/AgJAAVDbMQELFAEFgTOFP4giXRgBhHwnGxuBcoEVg2mBBYFcAgGBUIZUBIIigQyBWpINSIEeA1ksAVUTDQoLBwWBZgM1EioVbjIdgSM+F4EHGwYFgR2BJ4M/Ixk2eoEJXoErKWABEheBCYIIAoJUggMCAUlDDgdHUwknQQQLGA1IESw3FRkEPm4Hjl8fglABLDQtASkBAYIDOgeTIEKRfKEPCiiDdowilToaM6ptmQiOCpZQhGmBaDyBWXAVgyIJFjQZD445g2uGQMV5JzICCTIBAQcCBw4DC4FokAKBfAEB IronPort-Data: A9a23:BvmW46AL0PJV5hVW/3/iw5YqxClBgxIJ4kV8jS/XYbTApGhzgTNUz DZOCmiFOfyNMGqnf491OoTl9h5VsJDSzoM3OVdlrnsFo1CmBibm6XV1Cm+qYkt+++WaFBoPA /02M4eGdIZvCCeA+n9BC5C5xVFkz6aEW7HgP+DNPyF1VGdMRTwo4f5Zs7ZRbrVA357jXmthh fuo+5eBYA79gGYoWo4pw/vrRC1H7ayaVAww5jTSVdgT1HfCmn8cCo4oJK3ZBxPQXolOE+emc P3Ixbe/83mx109F5gSNy+uTnuUiG9Y+DCDW4pZkc/HKbitq+kTe5p0G2M80Mi+7vdkmc+dZk 72hvbToIesg0zaldO41C3G0GAkmVUFKFSOuzXWX6aSuI0P6n3TE3MxRNF0EFLckxf8rJjBe/ vA4bz8TYUXW7w626OrTpuhEj8AnKozveYgYoHwllWGfBvc9SpeFSKLPjTNa9G5v3YYVQ7CHO YxANWcHgBfoO3WjPn8bBYw3mvyonlH0ciZTrxSeoq9fD237nFYgi+GwaouIEjCMbfdYxliHi 074xjX0CCpCbPGDkBbf8Vv504cjmgu+Aur+DoaQ8eZnhlCWzGEfBBAaEFC8u/SRjk+lR8kZL FQZ/Ccrp6U++EGnCN7nUHWFTGWstxoYXZ9UVuY98gzIkvqS6AeCDW9CRTlEADA7iPILqfUR/ gfht7vU6fZH69V5lVr1Gm+okA6P IronPort-HdrOrdr: A9a23:y9wSDa/zcmz0PAP7bcNuk+D0I+orL9Y04lQ7vn2ZhyY7TiX+rb HKoB11737JYVoqNU3I+urwWpVoP0m9yXcd2+B4Vt2ftWLd1ldAQrsP0WLK+UyFJ8SHzJ8/6Y 5QN45jFdb3EV92yez+4AW+DpIc5ePvytHOuQ8bpE0dND2DrMpbnmFENjo= X-Talos-CUID: 9a23:GfBOAmPWVIfHfu5DRxBYzFImM/oZTWSB6ybAKEOYTml3R+jA X-Talos-MUID: 9a23:BTcZwglb4LCzs1dtFvjKdnpQOZ92/ImCNnlcnJ8945GpKXVcYTS02WE= X-IronPort-Anti-Spam-Filtered: true X-IronPort-AV: E=Sophos;i="6.25,260,1779148800"; d="scan'208";a="829315295" Received: from alln-l-core-08.cisco.com ([173.36.16.145]) by alln-iport-6.cisco.com with ESMTP/TLS/TLS_AES_256_GCM_SHA384; 04 Sep 2026 09:00:08 +0000 Received: from sjc-ads-5197.cisco.com (sjc-ads-5197.cisco.com [10.28.35.211]) (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 alln-l-core-08.cisco.com (Postfix) with ESMTPS id 5CB4118000778; Fri, 4 Sep 2026 09:00:08 +0000 (GMT) Received: by sjc-ads-5197.cisco.com (Postfix, from userid 1887503) id E3BC2CC12A6; Fri, 4 Sep 2026 02:00:07 -0700 (PDT) From: "Devansh Patel -X (devanshp - E INFOCHIPS PRIVATE LIMITED at Cisco)" To: openembedded-core@lists.openembedded.org Cc: xe-linux-external@cisco.com Subject: [OE-core][scarthgap][PATCH 1/6] curl: Fix CVE-2026-8286 Date: Fri, 4 Sep 2026 02:00:02 -0700 Message-Id: <20260904090007.27374-1-devanshp@cisco.com> X-Mailer: git-send-email 2.35.6 MIME-Version: 1.0 X-Auto-Response-Suppress: DR, OOF, AutoReply X-Outbound-Client-TLS: VERIFIED;sjc-ads-5197.cisco.com [10.28.35.211];TLSv1.3;TLS_AES_256_GCM_SHA384;256;ciscoit-managed-infra-smtp-auth.cisco.com X-Outbound-SMTP-Client: 10.28.35.211, sjc-ads-5197.cisco.com X-Outbound-Node: alln-l-core-08.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 ; Fri, 04 Sep 2026 09:00:17 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/245075 From: Devansh Patel This patch applies the upstream fix as referenced in [2], using the commit shown in [1]. [1] https://github.com/curl/curl/commit/a86efdd7ca5433de9231e650f18247de8319ad16 [2] https://curl.se/docs/CVE-2026-8286.html Signed-off-by: Devansh Patel --- .../curl/curl/CVE-2026-8286.patch | 60 +++++++++++++++++++ meta/recipes-support/curl/curl_8.7.1.bb | 1 + 2 files changed, 61 insertions(+) create mode 100644 meta/recipes-support/curl/curl/CVE-2026-8286.patch diff --git a/meta/recipes-support/curl/curl/CVE-2026-8286.patch b/meta/recipes-support/curl/curl/CVE-2026-8286.patch new file mode 100644 index 0000000000..ec2f6165c3 --- /dev/null +++ b/meta/recipes-support/curl/curl/CVE-2026-8286.patch @@ -0,0 +1,60 @@ +From 471592386ff977dfd3e2de107b8f81dfc1d3d030 Mon Sep 17 00:00:00 2001 +From: Stefan Eissing +Date: Thu, 7 May 2026 10:30:07 +0200 +Subject: [PATCH] url: fix connection reuse for starttls protocols + +When a connection is tested for reuse in a transfer that *may* upgrade +to TLS (commonly via STARTTLS), the SSL configuration must match the +existing connection. + +Reported-by: Andrew Nesbit +Closes #21522 + +CVE: CVE-2026-8286 +Upstream-Status: Backport [https://github.com/curl/curl/commit/a86efdd7ca5433de9231e650f18247de8319ad16] + +Backport Changes: +- curl 8.7.1 predates the url_conn_match refactor. Carry the upstream may-TLS + and require-TLS distinction in ConnectionExists() and preserve the upstream + TLS configuration matching behavior. + +(cherry picked from commit a86efdd7ca5433de9231e650f18247de8319ad16) +Signed-off-by: Devansh Patel +--- + lib/url.c | 9 +++++---- + 1 file changed, 5 insertions(+), 4 deletions(-) + +diff --git a/lib/url.c b/lib/url.c +index dfcd6f4841..9e1ca0336c 100644 +--- a/lib/url.c ++++ b/lib/url.c +@@ -935,7 +935,8 @@ ConnectionExists(struct Curl_easy *data, + /* plain HTTP with upgrade */ + bool h2upgrade = (data->state.httpwant == CURL_HTTP_VERSION_2_0) && + (needle->handler->protocol & CURLPROTO_HTTP); +- bool req_tls = data->set.use_ssl >= CURLUSESSL_CONTROL; ++ bool require_tls = data->set.use_ssl >= CURLUSESSL_CONTROL; ++ bool may_tls = data->set.use_ssl > CURLUSESSL_NONE; + + *usethis = NULL; + *force_reuse = FALSE; +@@ -1054,7 +1055,7 @@ ConnectionExists(struct Curl_easy *data, + continue; + + if(!(needle->handler->flags & PROTOPT_SSL) && +- req_tls && !Curl_conn_is_ssl(check, FIRSTSOCKET)) ++ require_tls && !Curl_conn_is_ssl(check, FIRSTSOCKET)) + continue; + + if(needle->bits.conn_to_host != check->bits.conn_to_host) +@@ -1202,8 +1203,8 @@ ConnectionExists(struct Curl_easy *data, + needle->remote_port != check->remote_port) + continue; + +- /* If talking TLS, check needs to use the same SSL options. */ +- if((needle->handler->flags & PROTOPT_SSL) && ++ /* If talking/upgrading to TLS, check needs the same SSL options. */ ++ if(((needle->handler->flags & PROTOPT_SSL) || may_tls) && + !Curl_ssl_conn_config_match(data, check, FALSE)) { + DEBUGF(infof(data, + "Connection #%" CURL_FORMAT_CURL_OFF_T diff --git a/meta/recipes-support/curl/curl_8.7.1.bb b/meta/recipes-support/curl/curl_8.7.1.bb index 365f02ad59..c006649a1b 100644 --- a/meta/recipes-support/curl/curl_8.7.1.bb +++ b/meta/recipes-support/curl/curl_8.7.1.bb @@ -41,6 +41,7 @@ SRC_URI = " \ file://CVE-2026-5545.patch \ file://CVE-2026-6253.patch \ file://CVE-2026-4873.patch \ + file://CVE-2026-8286.patch \ " SRC_URI:append:class-nativesdk = " \