CVE-2025-7700

NameCVE-2025-7700
DescriptionNULL Pointer Dereference in FFmpeg ALS Decoder (libavcodec/alsdec.c)
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
ffmpeg (PTS)bullseye7:4.3.7-0+deb11u1vulnerable
bullseye (security)7:4.3.9-0+deb11u1vulnerable
bookworm, bookworm (security)7:5.1.6-0+deb12u1vulnerable
trixie, sid7:7.1.1-1vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
ffmpegsource(unstable)(unfixed)

Notes

[trixie] - ffmpeg <postponed> (Minor issue, wait until it's fixed in the 7.1 branch)
[bookworm] - ffmpeg <postponed> (Minor issue, wait until it's fixed in the 5.1 branch)
[bullseye] - ffmpeg <postponed> (Minor issue, wait until it's fixed in the 4.3 branch)
Introduced with: https://git.ffmpeg.org/gitweb/ffmpeg.git/object/dcfd24b10c7eaec4b7b1ec2c4abb46808721a71d
Fixed by: https://git.ffmpeg.org/gitweb/ffmpeg.git/commitdiff/35a6de137a39f274d5e01ed0e0e6c4f04d0aaf07

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