From patchwork Tue Jun 23 13:13:44 2026 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yoann Congal X-Patchwork-Id: 90718 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 52E46CDB480 for ; Tue, 23 Jun 2026 13:14:36 +0000 (UTC) Received: from mail-wm1-f41.google.com (mail-wm1-f41.google.com [209.85.128.41]) by mx.groups.io with SMTP id smtpd.msgproc02-g2.20830.1782220468810352355 for ; Tue, 23 Jun 2026 06:14:29 -0700 Authentication-Results: mx.groups.io; dkim=pass header.i=@smile.fr header.s=google header.b=OqlmW9+g; spf=pass (domain: smile.fr, ip: 209.85.128.41, mailfrom: yoann.congal@smile.fr) Received: by mail-wm1-f41.google.com with SMTP id 5b1f17b1804b1-49249072f03so17653325e9.0 for ; Tue, 23 Jun 2026 06:14:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=smile.fr; s=google; t=1782220467; x=1782825267; 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=OqlmW9+g0lfwoNMmdvOCdyiTxJpuZUk8ZQk7OskuGEpKbaSTCE3AaPEi7ijBNNlumX svlAdWPD6LcBKk7RPxEfG9vssxLFJggB3IsfGtuNiZblqrdJk4IPWfFR3YkygtlgnYf/ XYAkqcoRAVAWYWoqS5C1x1BMiPG09VdbtRn9U= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1782220467; x=1782825267; 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=aovi9PdAPEdQlrSCS160cBP3SUVoBhrQNwLHHxg1xqYQq3TvzAsfa5sLAG0PuR8dPh +oXAuN0eCnYcu8Xc0OnH/SU4Ky1DJu2HGcc+e5FBPDsrkBrw5b1jZCQW0TwKufPBoiZe RPhAI4ST6CdbvKCFEeV4ZRb6mZxHGZxTIywzGZEESTn+gcfKV187h0KxFO4mTG9pBaeF w2ytG3eClE7McPyflimcpJiOPYl5jWd7KiNpv+XxdUZR0o+Ri8anU4iuR8j/hRlW03kv Syr38214fMyXTZOL79ravTjY3XxMtZtTUiYoEO2aItGRyGcvnpvsT4uMU4n98KNvygZu c2lg== X-Gm-Message-State: AOJu0YzBw+Gjr4SGrvLUegB4n9zJw3W7d7S1FFVPge3whKyFk8SnfIk2 pK3bzgbWu5XWPITpyKr6RuQoy5vxn95yZLS7aJbOelDCRqnTK7CoQXDO9qeQ5bKqecw/lWHgBEk uyw7t X-Gm-Gg: AfdE7cm80CKL5MtHrIePW8zHDUaHMcsiTxPFsRPr0pxoFNZjEPzV3nME10DAOekl0rU hYcdMuOpu/P5thav0PcdtEQ5KQNmQWpXflYkCCmq88DGp0taFrlWtxL1dTeHnsyUC0yNHXBQVgQ gO1htyIgxupIqiFxO/ZxElyviUtCBNE101qw11T/o6P2xiYUzy272NqHIvSV0z4+slUGBEi7fy1 d/Iq/F7oufL3jQAyQ1knha2znpHUF+wseV2hnyf5CEJ0wI0UDEiWRaohQN092zanU1D73ZIayan aD4KcfbV/MOUJYwppwQekhmFgdNG7cleXLpcDLFVklIbeo/czRnhW141CLU3iDcR9AbKa71A5QE rK1D72aSnkSxOOxaCH3UzIuTNpbFQJtY3fa/Bf1iwPKafIWhX0EczfeqCFk4tLsn4XHMj8Zog1J o9A1vT01lU0TSC33TgqiBPD6mF4m5CIeS3+JAm+tozBC0YoEWNO2G+u4/jqV7vh0lM6i2IONbDu KjpSNY5tRBAuX0IQQ== X-Received: by 2002:a05:600c:4747:b0:492:1e36:85dc with SMTP id 5b1f17b1804b1-4925b3bea23mr45353905e9.36.1782220467032; Tue, 23 Jun 2026 06:14:27 -0700 (PDT) Received: from FRSMI25-LASER.home (2a01cb001331aa008234f3c115adbb1a.ipv6.abo.wanadoo.fr. [2a01:cb00:1331:aa00:8234:f3c1:15ad:bb1a]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4925d013a69sm24334285e9.3.2026.06.23.06.14.26 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 23 Jun 2026 06:14:26 -0700 (PDT) From: Yoann Congal To: openembedded-core@lists.openembedded.org Subject: [OE-core][scarthgap 03/26] tiff: fix CVE-2026-4775 Date: Tue, 23 Jun 2026 15:13:44 +0200 Message-ID: <5a9bd4598fb446330c991fb51eaed372d96f39ff.1782220259.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 13:14:36 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/239369 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"