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libtiff: libtiff: Heap-based buffer overflow via crafted PixarLog-compressed TIFF image

🗓️ 20 Jul 2026 02:59:09Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 5 Views

Heap overflow in libtiff decoding PixarLog images with ABGR eight bit and a specific stride, enabling remote code execution.

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Refs
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29 Jun 202616:31
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20 Jul 202600:00
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EUVD-2026-40151
29 Jun 202616:31
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[SECURITY] Fedora 44 Update: libtiff-4.7.2-1.fc44
18 Jul 202600:28
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Tenable Nessus
Fedora 44 : libtiff (2026-cfbf964c2e)
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux10.2aarch64libtiff4.6.0-8.el10_2.4libtiff-4.6.0-8.el10_2.4.aarch64.rpm
Red Hat Enterprise Linux10.2ppc64lelibtiff4.6.0-8.el10_2.4libtiff-4.6.0-8.el10_2.4.ppc64le.rpm
Red Hat Enterprise Linux10.2s390xlibtiff4.6.0-8.el10_2.4libtiff-4.6.0-8.el10_2.4.s390x.rpm
Red Hat Enterprise Linux10.2x86_64libtiff4.6.0-8.el10_2.4libtiff-4.6.0-8.el10_2.4.x86_64.rpm
Red Hat Enterprise Linux10.2aarch64libtiff-debuginfo4.6.0-8.el10_2.4libtiff-debuginfo-4.6.0-8.el10_2.4.aarch64.rpm
Red Hat Enterprise Linux10.2ppc64lelibtiff-debuginfo4.6.0-8.el10_2.4libtiff-debuginfo-4.6.0-8.el10_2.4.ppc64le.rpm
Red Hat Enterprise Linux10.2s390xlibtiff-debuginfo4.6.0-8.el10_2.4libtiff-debuginfo-4.6.0-8.el10_2.4.s390x.rpm
Red Hat Enterprise Linux10.2x86_64libtiff-debuginfo4.6.0-8.el10_2.4libtiff-debuginfo-4.6.0-8.el10_2.4.x86_64.rpm
Red Hat Enterprise Linux10.2aarch64libtiff-debugsource4.6.0-8.el10_2.4libtiff-debugsource-4.6.0-8.el10_2.4.aarch64.rpm
Red Hat Enterprise Linux10.2ppc64lelibtiff-debugsource4.6.0-8.el10_2.4libtiff-debugsource-4.6.0-8.el10_2.4.ppc64le.rpm
Rows per page

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20 Jul 2026 10:46Current
6.5Medium risk
Vulners AI Score6.5
CVSS 3.17.3
EPSS0.00231
SSVC
5