From patchwork Wed Nov 4 07:36:24 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: 102860 Received: from rcdn-iport-1.cisco.com (rcdn-iport-1.cisco.com [173.37.86.72]) by mx.groups.io with SMTP id smtpd.msgproc01-g2.4451.1793777792423509325 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=Gg6+6I/a; spf=pass (domain: cisco.com, ip: 173.37.86.72, mailfrom: dkelaiya@cisco.com) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cisco.com; i=@cisco.com; l=3198; 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=V8Ws33bq4BowSHvb7sQltZUGGDBvUgiRSR80Sy9Dk7w=; b=Gg6+6I/aGBbcvvi1U0YxfBE9vtnIcSMTh1d0FT1tTmvr3c94xQug0Wxf CJ0KryfnsiokygY7RFVP66hjp1/147j98cOWhNUMFgk1dPPvketOvkNpH D4OWZfdoTRLHkfQczBbXhKxb1gyIucvLPBT0FSLk4Ozm/lK/+W0Xw03e1 8nP4ZbkryYt85Oqnvs8Sps9UFpshhNt4sRVygZXzjQTtUiaC65MLKp6+V YlPHUYnCXsu1a/4t3MHOrzV3udk+3e7imbWldBuh4mvHPeIOzD0mOzjnG RHWsW0E+38uvUz4wHPiXdqTKdZ+VGBTiOfDMeF8yIvQePeCzRiy53+oqn A==; X-CSE-ConnectionGUID: Lw1w9G+uTTuIW4vASjdjCw== X-CSE-MsgGUID: 1K+1s45/QUaaibjj3kqTcw== X-IPAS-Result: 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 IronPort-Data: A9a23:H7Gu66hzelAnlOExsHJKDmHHX161MREKZh0ujC45NGQN5FlHY01je htvXWiEO6qDNGLzKdx2YInj8U0GvsOGz4QxSlM9qy9nQShjpJueD7x1DKtf0wB+jyHnZBg6h ynLQoCYdKjYdleF+FHwdOCn8ikkvU2xbuKUIPbePSxsThNTRi4kiBZy88Y0mYcAbeKRW2thg vus5ZeAULOZ82QsaDxNsvrY8EkHUMna4Vv0gHRvPZing3eG/5UlJMp3Db28KXL+Xr5VEoaSL 87fzKu093/u5BwkDNWoiN7TKiXmlZaLYGBiIlIPM0STqkAqSh4ai87XB9JAAatjsAhlqvgqo Dl7WTNcfi9yVkHEsLx1vxC1iEiSN4UekFPMCSDXXcB+UyQqflO0q8iCAn3aMqU85b9oUE4N6 MAkNREyMg6qvOC6wpmkH7wEasQLdKEHPasFsX1miDWcBvE8TNWbGOPB5MRT23E7gcUm8fT2P pVCL2EwKk6dPlsWZg9/5JEWxI9EglHzcDBcoVOErII84nPYy0p6172F3N/9J4DRGpkIxBbCz o7A1z3aQUgBaIHY8AeM+3OmhO2UnjrHU51HQdVU8dYv2jV/3Fc7DwUbU1a+q/S1hkOyHtlYM UE8/is1sbN081SmSNT4VRC0rHOI+BkGVLJt//YS8gqBzO/Qpg2eHGVBFmUHY909v8hwTjsvv rOUo+7U6fVUmOX9YRqgGn289Fte5QB9wbc+WBI5 IronPort-HdrOrdr: A9a23:MkwzE6sLsLQiOX7vxztC/dJ27skDVNV00zEX/kB9WHVpmwKj+P xG+85rsiMc5wxxZJhNo7290ey7MBHhHP1OkO0s1MmZPDUO0VHAROoJ0WKh+UyEJ8SUzIBgPM lbH5SWcOeAbmRSvILd/BSyFcomzZ2s9aClgvqb8lJWJDsaDZ2JK2xCe36m+oocfng+OaYE X-Talos-CUID: 9a23:kFcfOGly1zhbmS/W+NgMejCdYPHXOVnClWiBDAylNVp0aYLJV3ar+q9muNU7zg== X-Talos-MUID: 9a23:iTZHiAQTqq3A6wd7RXS1p3I7L5s1pJ2TAUkMm5cE4MqdCSdvbmI= X-IronPort-Anti-Spam-Filtered: true X-IronPort-AV: E=Sophos;i="6.27,194,1787011200"; d="scan'208";a="543745282" Received: from rcdn-l-core-03.cisco.com ([173.37.255.140]) by rcdn-iport-1.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-03.cisco.com (Postfix) with ESMTPS id 85994180005A7; Wed, 4 Nov 2026 07:36:31 +0000 (GMT) Received: by sjc-ads-5675.cisco.com (Postfix, from userid 1887444) id DA408CBEFAB; 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 09/12] curl: fix CVE-2026-92389 Date: Tue, 3 Nov 2026 23:36:24 -0800 Message-Id: <20261104073627.302002-10-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-03.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 07:36:38 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/249337 From: Darsh Kelaiya This patch applies the upstream fix as referenced in [2], using the commit shown in [1]. Reject TFTP packets and state transitions that conflict with the requested transfer direction. This prevents a download from using a reused handle's upload callback or data. [1] https://github.com/curl/curl/commit/63dd390fab905a239a97e2700532929343ebc4e9 [2] https://curl.se/docs/CVE-2026-92389.html Signed-off-by: Darsh Kelaiya --- .../curl/curl/CVE-2026-92389.patch | 56 +++++++++++++++++++ meta/recipes-support/curl/curl_8.19.0.bb | 1 + 2 files changed, 57 insertions(+) create mode 100644 meta/recipes-support/curl/curl/CVE-2026-92389.patch diff --git a/meta/recipes-support/curl/curl/CVE-2026-92389.patch b/meta/recipes-support/curl/curl/CVE-2026-92389.patch new file mode 100644 index 00000000000..adbf62e94ab --- /dev/null +++ b/meta/recipes-support/curl/curl/CVE-2026-92389.patch @@ -0,0 +1,56 @@ +From 44d91a58fabd1de3555e669e12d88040844be716 Mon Sep 17 00:00:00 2001 +From: Daniel Stenberg +Date: Wed, 16 Sep 2026 23:46:44 +0200 +Subject: [PATCH] tftp: verify direction in a few places + +Closes #22974 + +CVE: CVE-2026-92389 +Upstream-Status: Backport [https://github.com/curl/curl/commit/63dd390fab905a239a97e2700532929343ebc4e9] + +(cherry picked from commit 63dd390fab905a239a97e2700532929343ebc4e9) +Signed-off-by: Darsh Kelaiya +--- + lib/tftp.c | 9 +++++++++ + 1 file changed, 9 insertions(+) + +diff --git a/lib/tftp.c b/lib/tftp.c +index cc0769b..fca77b7 100644 +--- a/lib/tftp.c ++++ b/lib/tftp.c +@@ -361,6 +361,9 @@ static CURLcode tftp_tx(struct tftp_conn *state, tftp_event_t event) + char *bufptr; + bool eos; + ++ if(!data->state.upload) ++ return CURLE_TFTP_ILLEGAL; ++ + switch(event) { + + case TFTP_EVENT_ACK: +@@ -768,10 +771,14 @@ static CURLcode tftp_send_first(struct tftp_conn *state, + break; + + case TFTP_EVENT_ACK: /* Connected for transmit */ ++ if(!data->state.upload) ++ return CURLE_TFTP_ILLEGAL; + result = tftp_connect_for_tx(state, event); + break; + + case TFTP_EVENT_DATA: /* Connected for receive */ ++ if(data->state.upload) ++ return CURLE_TFTP_ILLEGAL; + result = tftp_connect_for_rx(state, event); + break; + +@@ -1074,6 +1081,8 @@ static CURLcode tftp_receive_packet(struct Curl_easy *data, + + switch(state->event) { + case TFTP_EVENT_DATA: ++ if(data->state.upload) ++ return CURLE_TFTP_ILLEGAL; + /* Do not pass to the client empty or retransmitted packets */ + if(state->rbytes > 4 && + (NEXT_BLOCKNUM(state->block) == getrpacketblock(&state->rpacket))) { +-- +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 e039207a0e4..6cf6e328272 100644 --- a/meta/recipes-support/curl/curl_8.19.0.bb +++ b/meta/recipes-support/curl/curl_8.19.0.bb @@ -57,6 +57,7 @@ SRC_URI = "https://curl.se/download/${BP}.tar.xz \ file://CVE-2026-92386_p2.patch \ file://CVE-2026-107928.patch \ file://CVE-2026-87864.patch \ + file://CVE-2026-92389.patch \ " SRC_URI:append:class-nativesdk = " \