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ffmpeg: FFmpeg: Arbitrary code execution via crafted CAF file

🗓️ 26 Aug 2026 14:05:05Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 2 Views

Signed integer overflow in FFmpeg MACE6 decoder via crafted CAF file enabling code execution.

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Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9aarch64ffmpeg-debuginfo6.1.6-7.el9aiffmpeg-debuginfo-6.1.6-7.el9ai.aarch64.rpm
Red Hat Enterprise Linux9ppc64leffmpeg-debuginfo6.1.6-7.el9aiffmpeg-debuginfo-6.1.6-7.el9ai.ppc64le.rpm
Red Hat Enterprise Linux9s390xffmpeg-debuginfo6.1.6-7.el9aiffmpeg-debuginfo-6.1.6-7.el9ai.s390x.rpm
Red Hat Enterprise Linux9x86_64ffmpeg-debuginfo6.1.6-7.el9aiffmpeg-debuginfo-6.1.6-7.el9ai.x86_64.rpm
Red Hat Enterprise Linux9aarch64ffmpeg-debugsource6.1.6-7.el9aiffmpeg-debugsource-6.1.6-7.el9ai.aarch64.rpm
Red Hat Enterprise Linux9ppc64leffmpeg-debugsource6.1.6-7.el9aiffmpeg-debugsource-6.1.6-7.el9ai.ppc64le.rpm
Red Hat Enterprise Linux9s390xffmpeg-debugsource6.1.6-7.el9aiffmpeg-debugsource-6.1.6-7.el9ai.s390x.rpm
Red Hat Enterprise Linux9x86_64ffmpeg-debugsource6.1.6-7.el9aiffmpeg-debugsource-6.1.6-7.el9ai.x86_64.rpm
Red Hat Enterprise Linux9aarch64ffmpeg-free-rhai6.1.6-7.el9aiffmpeg-free-rhai-6.1.6-7.el9ai.aarch64.rpm
Red Hat Enterprise Linux9ppc64leffmpeg-free-rhai6.1.6-7.el9aiffmpeg-free-rhai-6.1.6-7.el9ai.ppc64le.rpm
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26 Aug 2026 22:04Current
6.2Medium risk
Vulners AI Score6.2
CVSS 3.17.8 - 8.8
CVSS 48.7
EPSS0.00307
SSVC
2