From patchwork Tue Jun 23 22:26:02 2026 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yoann Congal X-Patchwork-Id: 90767 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 08377CDE002 for ; Tue, 23 Jun 2026 22:27:04 +0000 (UTC) Received: from mail-wm1-f42.google.com (mail-wm1-f42.google.com [209.85.128.42]) by mx.groups.io with SMTP id smtpd.msgproc02-g2.33399.1782253620310305610 for ; Tue, 23 Jun 2026 15:27:00 -0700 Authentication-Results: mx.groups.io; dkim=pass header.i=@smile.fr header.s=google header.b=mg9Hl43w; spf=pass (domain: smile.fr, ip: 209.85.128.42, mailfrom: yoann.congal@smile.fr) Received: by mail-wm1-f42.google.com with SMTP id 5b1f17b1804b1-490b7866869so3291305e9.2 for ; Tue, 23 Jun 2026 15:27:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=smile.fr; s=google; t=1782253618; x=1782858418; darn=lists.openembedded.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:from:to:cc:subject:date:message-id :reply-to; bh=J7HTIT7KL14pv8dycKDzjC1yP/3zN1SOR+YQyVfkw4s=; b=mg9Hl43wF4Q6CDYP5kHFUPYke3J07j0zWwRBiPV8L7i70r9VgToeg8zR4pSuUjLj9o VN7ptLpPXFzx7K5KWCmnjNsHf5wPNlXe4ubhXvyoTuH0MRuitiBogd6D1zlZBsv0bqgE slHwzB07vyjEhSp3BWfXw8HlnHZHIHRUDhD/A= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1782253618; x=1782858418; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:x-gm-gg:x-gm-message-state:from:to :cc:subject:date:message-id:reply-to; bh=J7HTIT7KL14pv8dycKDzjC1yP/3zN1SOR+YQyVfkw4s=; b=WMqFlbIBSodcLG0E9lVwZsshc9pCpQag5bQZ3c6YNj3nJB5/p5vY5ZrUTP49HvAb91 yx8Sl+8w3FIhqPs7BE2zCTYckG1LxjvxkQT2Yc+omL0PApvwwZadJBnzQbwap8gK+Vxh FC9KTq+OSNmGX0vI1iSvu3ccwxLnHBUJyEQ4pelsj9y7UeCYIQr7AqURNPKCx9rau9Jc Uax1cEYuXn5SM4UAQ2Dfbr9T2U6fc790uXMvFYj6X/WIqyRlWN0rUchoz6XkEh0S088p VGuvQmPA9oNWMik15S9h02BTwlQNaenJQoQ6PEsVhIF1+zm0PNlUTsrmxcnq7aXROUCe Zm1Q== X-Gm-Message-State: AOJu0YwTOuQ+Fw7C061opLPpIBKIdflfTds5Fb/ft6GyhivBmCPLRZdO x33bSmXtCY7qdH4E4shfdHOD/xGhnPZAc92VKW4jIbuqVHVm4i1HI1J7M+kgKFxaYGxGvUE7VE+ lExry X-Gm-Gg: AfdE7clQusVzHMC7JCgHi8MMziBp/bGQf658/+C81v19/uY7OvPIZsUYPbwYYznjm5u r6a+T/Pp8zZva9nWpssZ3Px4T4RHfOSmtsufCktTcrSYTrSbDHicd2f7JwvMoTN+Ezp0GiabChf A1yfzMwpcWUkr47AinYZP6MhgRqywsN/YkRI1g58ux2zy5+LnnPlIO8+D0OiQSPvDuyxxrngo7y UXaqhLdBJMu1ZEdRCuqe71SJqEHvvUFpoQ+gB3b3H0UCegMUfhSCLJkJcCK9v+o8n+Wijd43Siu Eqy8/y95saQ6xSBG2/M12c6CxvXkukLY5WpitUVirAVT705xRXW+vEP3ZvJhHYFaUUtsiqI6u1k 1qNEuEHJLpbFe19g/dcZn+OpyJtIaog74R12Q40r30lfhamDvrE9l7kG15xqeKDZeb9b6/bfDAJ /bzygObn4HgFT8loYRCoZkHUOThZUb/9A5XlSHZGIOToL0lLRJEephgO0DHYSfls4w4NdglPbKx fBvRiKi9mdjK/vt X-Received: by 2002:a05:600c:c165:b0:490:b58b:a8ca with SMTP id 5b1f17b1804b1-4925b3864a2mr66216975e9.27.1782253618433; Tue, 23 Jun 2026 15:26:58 -0700 (PDT) Received: from FRSMI25-LASER.home (2a01cb001331aa0055dd0cae868d89dd.ipv6.abo.wanadoo.fr. [2a01:cb00:1331:aa00:55dd:cae:868d:89dd]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4923fd21dbdsm370786745e9.6.2026.06.23.15.26.58 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 23 Jun 2026 15:26:58 -0700 (PDT) From: Yoann Congal To: openembedded-core@lists.openembedded.org Subject: [OE-core][scarthgap v2 03/41] tiff: fix CVE-2026-4775 Date: Wed, 24 Jun 2026 00:26:02 +0200 Message-ID: <5a9bd4598fb446330c991fb51eaed372d96f39ff.1782252148.git.yoann.congal@smile.fr> X-Mailer: git-send-email 2.47.3 In-Reply-To: References: 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 ; Tue, 23 Jun 2026 22:27:04 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/239425 From: Naman Jain Fix CVE-2026-4775 Reference: https://gitlab.com/libtiff/libtiff/-/commit/782a11d6b5b61c6dc21e714950a4af5bf89f023c Signed-off-by: Naman Jain Signed-off-by: Yoann Congal --- .../libtiff/tiff/CVE-2026-4775.patch | 59 +++++++++++++++++++ meta/recipes-multimedia/libtiff/tiff_4.6.0.bb | 1 + 2 files changed, 60 insertions(+) create mode 100644 meta/recipes-multimedia/libtiff/tiff/CVE-2026-4775.patch diff --git a/meta/recipes-multimedia/libtiff/tiff/CVE-2026-4775.patch b/meta/recipes-multimedia/libtiff/tiff/CVE-2026-4775.patch new file mode 100644 index 00000000000..ed5f0714a61 --- /dev/null +++ b/meta/recipes-multimedia/libtiff/tiff/CVE-2026-4775.patch @@ -0,0 +1,59 @@ +From 782a11d6b5b61c6dc21e714950a4af5bf89f023c Mon Sep 17 00:00:00 2001 +From: Even Rouault +Date: Sun, 22 Feb 2026 23:32:47 +0100 +Subject: [PATCH] TIFFReadRGBAImage(): prevent integer overflow and later heap + overflow on images with huge width in YCbCr tile decoding functions + +Fixes https://gitlab.com/libtiff/libtiff/-/issues/787 + +CVE: CVE-2026-4775 +Upstream-Status: Backport [https://gitlab.com/libtiff/libtiff/-/commit/782a11d6b5b61c6dc21e714950a4af5bf89f023c] + +Signed-off-by: Naman Jain +--- + libtiff/tif_getimage.c | 8 ++++---- + 1 file changed, 4 insertions(+), 4 deletions(-) + +diff --git a/libtiff/tif_getimage.c b/libtiff/tif_getimage.c +index 4543dddae..fa82d0910 100644 +--- a/libtiff/tif_getimage.c ++++ b/libtiff/tif_getimage.c +@@ -2224,7 +2224,7 @@ DECLAREContigPutFunc(putcontig8bitYCbCr44tile) + uint32_t *cp1 = cp + w + toskew; + uint32_t *cp2 = cp1 + w + toskew; + uint32_t *cp3 = cp2 + w + toskew; +- int32_t incr = 3 * w + 4 * toskew; ++ const tmsize_t incr = 3 * (tmsize_t)w + 4 * (tmsize_t)toskew; + + (void)y; + /* adjust fromskew */ +@@ -2364,7 +2364,7 @@ DECLAREContigPutFunc(putcontig8bitYCbCr44tile) + DECLAREContigPutFunc(putcontig8bitYCbCr42tile) + { + uint32_t *cp1 = cp + w + toskew; +- int32_t incr = 2 * toskew + w; ++ const tmsize_t incr = 2 * (tmsize_t)toskew + w; + + (void)y; + fromskew = (fromskew / 4) * (4 * 2 + 2); +@@ -2522,7 +2522,7 @@ DECLAREContigPutFunc(putcontig8bitYCbCr41tile) + DECLAREContigPutFunc(putcontig8bitYCbCr22tile) + { + uint32_t *cp2; +- int32_t incr = 2 * toskew + w; ++ const tmsize_t incr = 2 * (tmsize_t)toskew + w; + (void)y; + fromskew = (fromskew / 2) * (2 * 2 + 2); + cp2 = cp + w + toskew; +@@ -2625,7 +2625,7 @@ DECLAREContigPutFunc(putcontig8bitYCbCr21tile) + DECLAREContigPutFunc(putcontig8bitYCbCr12tile) + { + uint32_t *cp2; +- int32_t incr = 2 * toskew + w; ++ const tmsize_t incr = 2 * (tmsize_t)toskew + w; + (void)y; + fromskew = (fromskew / 1) * (1 * 2 + 2); + cp2 = cp + w + toskew; +-- +GitLab + diff --git a/meta/recipes-multimedia/libtiff/tiff_4.6.0.bb b/meta/recipes-multimedia/libtiff/tiff_4.6.0.bb index 07540692fcf..fca846589fd 100644 --- a/meta/recipes-multimedia/libtiff/tiff_4.6.0.bb +++ b/meta/recipes-multimedia/libtiff/tiff_4.6.0.bb @@ -18,6 +18,7 @@ SRC_URI = "http://download.osgeo.org/libtiff/tiff-${PV}.tar.gz \ file://CVE-2023-52356.patch \ file://CVE-2024-7006.patch \ file://CVE-2025-9900.patch \ + file://CVE-2026-4775.patch \ " SRC_URI[sha256sum] = "88b3979e6d5c7e32b50d7ec72fb15af724f6ab2cbf7e10880c360a77e4b5d99a"