From patchwork Wed Nov 4 07:36:23 2026 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Darsh Kelaiya -X (dkelaiya - E INFOCHIPS PRIVATE LIMITED at Cisco)" X-Patchwork-Id: 102855 Received: from rcdn-iport-6.cisco.com (rcdn-iport-6.cisco.com [173.37.86.77]) by mx.groups.io with SMTP id smtpd.msgproc02-g2.4376.1793777792133403964 for ; Tue, 03 Nov 2026 23:36:32 -0800 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=i66/pNjx; spf=pass (domain: cisco.com, ip: 173.37.86.77, mailfrom: dkelaiya@cisco.com) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cisco.com; i=@cisco.com; l=3448; q=dns/txt; s=iport01; t=1793777792; x=1794987392; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=w286nHn+9z5T97dX/D4zr9DN3M8ZPsnacoq9hdSjeAg=; b=i66/pNjxusx5Y/COc/Jozft/o5nkntzneCuOSgZqc/mG/mVJ5wbDaFMa 1pzXNFLcSPdBxpWxTtCL4RVD0eRUulpDt6Lg20X/c17CGADXtj9/JDGKg WXH3LrMl0tOQe9YebHUy0bIti2tgBoI5sn64tkj7WDLTir+A2m4vtlIg6 tGlvI+NNi1pGTy4amoepF7fBverWNiI0hzmi+z5jLPHUjs8+M5xgatTVS daj0yk2LdfXFy+nYZJ6UIrE9a+HKVxY95aTaRL2vSMGTkWofN1eVEIfxf IEQ4Y2tjFJOTmkO1lWtSDpurfDm998l0YRouqFRvkXK2fredZUbuqySS2 g==; X-CSE-ConnectionGUID: ubCcraziS5eKv+pr39i1eQ== X-CSE-MsgGUID: 7BxWUecYQPGjgss0yCjXmg== X-IPAS-Result: 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 IronPort-Data: A9a23:Sl5IbKmVInPHFSinsoCe29To5gzQJ0RdPkR7XQ2eYbSJt1+Wr1Gzt xIcDWjUPf2OamWgeN8iOt+08UwB6pTQyoc1QQBkqygwQVtH+JHPbTi7wugcHM8zwunrFh8PA xA2M4GYRCwMZiaC4Errav6+/SEUOZigHtLUEPTDNj16WThqQSIgjQMLs+Mii+aEu/Dha++2k Y20+ZK31GONgWYubDtNs/nb8nuDgdyr0N8mlg1mDRx0lAe2e0k9VPo3Oay3Jn3kdYhYdsbSb /rD1ryw4lTC9B4rDN6/+p6jGqHdauePVeQmoiM+t5mK2nCulARrukoIHKZ0hXNsttm8t4sZJ OOhGnCHYVxB0qXkwIzxWvTDes10FfUuFLTveRBTvSEPpqHLWyOE/hlgMK05FZAS0e1tCHNPz qEVCy5OdgrY1uPvzYvuH4GAhux7RCXqFJkUtnclyXTSCuwrBMiZBa7L/tRfmjw3g6iiH96HO JFfMmUpNkmdJUQUaz/7C7pm9AusrnX8fjlRqUOcjaE2+GPUigd21dABNfKIJofbGZoLxRzwS mTuoE7pPSwXP+2m8RWH/Wm33v7knxP+V9dHfFG/3rsw6LGJ/UQUEBAQWF6xrPW1h0L7UNVFJ mQQ+zEytu417EGtQ9z3UhG0rXLCuQQTM+e8CMUg4w2Lj66R6AGDCy1cFHhKaccts4k9QjlCO kK1ou4FzAdH6NW9IU9xPJ/Oxd9uEUD59VM/WBI= IronPort-HdrOrdr: A9a23:Hs52taAhySsVCujlHemO55DYdb4zR+YMi2TDGXofdfUzSL3+qy nAppUmPHPP5Qr5HUtQ++xoW5PwJU80i6QU3WB5B97LN2PbUSmTXeRfBODZrQEIdReTygck79 YCT4FOTPvtEFN9kcH2pCO8E9om3Z271ZrAv5a585+oJjsaE52JKGxCe3+mLnE= X-Talos-CUID: 9a23:u7xkumFvoT2e70FNqmJ6/mUfAMk3c0aAwVTOYFeiUjdoEbCsHAo= X-Talos-MUID: 9a23:eP+itghaI3trBMTeR6upbcMpa+143JmjA3E0qboEtNKfbT1bOQeYg2Hi X-IronPort-Anti-Spam-Filtered: true X-IronPort-AV: E=Sophos;i="6.27,194,1787011200"; d="scan'208";a="543947632" Received: from rcdn-l-core-02.cisco.com ([173.37.255.139]) by rcdn-iport-6.cisco.com with ESMTP/TLS/TLS_AES_256_GCM_SHA384; 04 Nov 2026 07:36:31 +0000 Received: from sjc-ads-5675.cisco.com (sjc-ads-5675.cisco.com [10.28.88.189]) (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) (No client certificate requested) by rcdn-l-core-02.cisco.com (Postfix) with ESMTPS id 821F018000211; Wed, 4 Nov 2026 07:36:31 +0000 (GMT) Received: by sjc-ads-5675.cisco.com (Postfix, from userid 1887444) id D61D9CBEF98; Tue, 3 Nov 2026 23:36:30 -0800 (PST) From: "Darsh Kelaiya -X (dkelaiya - E INFOCHIPS PRIVATE LIMITED at Cisco)" To: openembedded-core@lists.openembedded.org Cc: Darsh Kelaiya Subject: [OE-core][wrynose][PATCH 08/12] curl: fix CVE-2026-87864 Date: Tue, 3 Nov 2026 23:36:23 -0800 Message-Id: <20261104073627.302002-9-dkelaiya@cisco.com> X-Mailer: git-send-email 2.35.6 In-Reply-To: <20261104073627.302002-1-dkelaiya@cisco.com> References: <20261104073627.302002-1-dkelaiya@cisco.com> MIME-Version: 1.0 X-Outbound-Client-TLS: ANONYMOUS;sjc-ads-5675.cisco.com [10.28.88.189];TLSv1.3;TLS_AES_256_GCM_SHA384;256 X-Outbound-SMTP-Client: 10.28.88.189, sjc-ads-5675.cisco.com X-Outbound-Node: rcdn-l-core-02.cisco.com List-Id: X-Webhook-Received: from 45-33-107-173.ip.linodeusercontent.com [45.33.107.173] by lin-tor-korg-lkml-alma10-1 with HTTPS for ; Wed, 04 Nov 2026 07:36:37 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/249340 From: Darsh Kelaiya This patch applies the upstream fix as referenced in [2], using the commit shown in [1]. Determine the IMAP APPEND length after configuring all upload readers. Reject uploads whose final length becomes unknown because of CRLF conversion before sending the APPEND command. [1] https://github.com/curl/curl/commit/3b547de301342b347fb3c6ea6ae7979070793a66 [2] https://curl.se/docs/CVE-2026-87864.html Signed-off-by: Darsh Kelaiya --- .../curl/curl/CVE-2026-87864.patch | 55 +++++++++++++++++++ meta/recipes-support/curl/curl_8.19.0.bb | 1 + 2 files changed, 56 insertions(+) create mode 100644 meta/recipes-support/curl/curl/CVE-2026-87864.patch diff --git a/meta/recipes-support/curl/curl/CVE-2026-87864.patch b/meta/recipes-support/curl/curl/CVE-2026-87864.patch new file mode 100644 index 00000000000..0effc5ac8ac --- /dev/null +++ b/meta/recipes-support/curl/curl/CVE-2026-87864.patch @@ -0,0 +1,55 @@ +From 3b547de301342b347fb3c6ea6ae7979070793a66 Mon Sep 17 00:00:00 2001 +From: Stefan Eissing +Date: Thu, 27 Aug 2026 09:47:53 +0200 +Subject: [PATCH] imap: APPEND CRLF fix + +Deny an APPEND operation with CRLF conversion requested as we are unable +to predict the final upload size and APPEND requires us to announce it +before starting the upload. + +The check for unknown sizes had already been there, but the crlf +conversion that renders a known size unknown was not accounted for. + +Closes #22702 + +CVE: CVE-2026-87864 +Upstream-Status: Backport [https://github.com/curl/curl/commit/3b547de301342b347fb3c6ea6ae7979070793a66] + +(cherry picked from commit 3b547de301342b347fb3c6ea6ae7979070793a66) +Signed-off-by: Darsh Kelaiya +--- + lib/imap.c | 11 ++++++++--- + 1 file changed, 8 insertions(+), 3 deletions(-) + +diff --git a/lib/imap.c b/lib/imap.c +index 0546595..f37568f 100644 +--- a/lib/imap.c ++++ b/lib/imap.c +@@ -884,7 +884,6 @@ static CURLcode imap_perform_append(struct Curl_easy *data, + result = Curl_creader_set_mime(data, postp); + if(result) + return result; +- data->state.infilesize = Curl_creader_client_length(data); + } + else + #endif +@@ -894,9 +893,15 @@ static CURLcode imap_perform_append(struct Curl_easy *data, + return result; + } + +- /* Check we know the size of the upload */ ++ /* Check we know the size of the upload. This takes all readers ++ * into account. Especially crlf conversions which make the size ++ * unpredictable, e.g. -1. */ ++ data->state.infilesize = Curl_creader_total_length(data); + if(data->state.infilesize < 0) { +- failf(data, "Cannot APPEND with unknown input file size"); ++ if(data->set.crlf) ++ failf(data, "Cannot APPEND with CRLF conversion making size unknown"); ++ else ++ failf(data, "Cannot APPEND with unknown input file size"); + return CURLE_UPLOAD_FAILED; + } + +-- +2.35.6 diff --git a/meta/recipes-support/curl/curl_8.19.0.bb b/meta/recipes-support/curl/curl_8.19.0.bb index 9a85d470dc5..e039207a0e4 100644 --- a/meta/recipes-support/curl/curl_8.19.0.bb +++ b/meta/recipes-support/curl/curl_8.19.0.bb @@ -56,6 +56,7 @@ SRC_URI = "https://curl.se/download/${BP}.tar.xz \ file://CVE-2026-92386_p1.patch \ file://CVE-2026-92386_p2.patch \ file://CVE-2026-107928.patch \ + file://CVE-2026-87864.patch \ " SRC_URI:append:class-nativesdk = " \