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([203.211.108.128]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-368eddf5c58sm1696900a91.1.2026.05.12.22.05.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 12 May 2026 22:05:08 -0700 (PDT) From: ankur.tyagi85@gmail.com To: openembedded-devel@lists.openembedded.org Cc: Ankur Tyagi Subject: [oe][meta-oe][scarthgap][PATCH 6/8] lcms: patch CVE-2026-42798 Date: Wed, 13 May 2026 17:04:47 +1200 Message-ID: <20260513050450.3515182-6-ankur.tyagi85@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260513050450.3515182-1-ankur.tyagi85@gmail.com> References: <20260513050450.3515182-1-ankur.tyagi85@gmail.com> MIME-Version: 1.0 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 ; Wed, 13 May 2026 05:06:10 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-devel/message/126949 From: Ankur Tyagi Details: https://nvd.nist.gov/vuln/detail/CVE-2026-42798 Signed-off-by: Ankur Tyagi --- .../lcms/lcms/CVE-2026-42798.patch | 38 +++++++++++++++++++ meta-oe/recipes-support/lcms/lcms_2.16.bb | 1 + 2 files changed, 39 insertions(+) create mode 100644 meta-oe/recipes-support/lcms/lcms/CVE-2026-42798.patch diff --git a/meta-oe/recipes-support/lcms/lcms/CVE-2026-42798.patch b/meta-oe/recipes-support/lcms/lcms/CVE-2026-42798.patch new file mode 100644 index 0000000000..1fc3b0ca6d --- /dev/null +++ b/meta-oe/recipes-support/lcms/lcms/CVE-2026-42798.patch @@ -0,0 +1,38 @@ +From e5638450eafbe2e79b4dbbf9fcbc47998cf35427 Mon Sep 17 00:00:00 2001 +From: Marti Maria +Date: Thu, 19 Feb 2026 08:48:50 +0100 +Subject: [PATCH] Fix for ParseCube integer overflow in LUT allocation + +thanks to @zerojackyi for reporting + +(cherry picked from commit 6a686019825a89b715d16671f18d049523354176) + +CVE: CVE-2026-42798 +Upstream-Status: Backport [https://github.com/mm2/Little-CMS/commit/6a686019825a89b715d16671f18d049523354176] +Signed-off-by: Ankur Tyagi +--- + src/cmscgats.c | 11 ++++++++++- + 1 file changed, 10 insertions(+), 1 deletion(-) + +diff --git a/src/cmscgats.c b/src/cmscgats.c +index bccbf58..b099331 100644 +--- a/src/cmscgats.c ++++ b/src/cmscgats.c +@@ -3128,7 +3128,16 @@ cmsBool ParseCube(cmsIT8* cube, cmsStage** Shaper, cmsStage** CLUT, char title[] + + if (lut_size > 0) { + +- int nodes = lut_size * lut_size * lut_size; ++ int nodes; ++ ++ /** ++ * Professional LUT‑generation tools (e.g., Nobe LutBake) list 65×65×65 as their highest supported size. ++ */ ++ if (lut_size > 65) ++ return SynError(cube, "LUT size '%d' is over maximum of 65", lut_size); ++ ++ nodes = lut_size * lut_size * lut_size; ++ + + cmsFloat32Number* lut_table = _cmsMalloc(cube->ContextID, nodes * 3 * sizeof(cmsFloat32Number)); + if (lut_table == NULL) return FALSE; diff --git a/meta-oe/recipes-support/lcms/lcms_2.16.bb b/meta-oe/recipes-support/lcms/lcms_2.16.bb index 8a70572907..7544e83578 100644 --- a/meta-oe/recipes-support/lcms/lcms_2.16.bb +++ b/meta-oe/recipes-support/lcms/lcms_2.16.bb @@ -6,6 +6,7 @@ LIC_FILES_CHKSUM = "file://LICENSE;md5=e9ce323c4b71c943a785db90142b228a" SRC_URI = "${SOURCEFORGE_MIRROR}/lcms/lcms2-${PV}.tar.gz \ file://CVE-2026-41254_1.patch \ file://CVE-2026-41254_2.patch \ + file://CVE-2026-42798.patch \ " SRC_URI[sha256sum] = "d873d34ad8b9b4cea010631f1a6228d2087475e4dc5e763eb81acc23d9d45a51"