CVE-2018-9841

NameCVE-2018-9841
DescriptionThe export function in libavfilter/vf_signature.c in FFmpeg through 3.4.2 allows remote attackers to cause a denial of service (out-of-array access) or possibly have unspecified other impact via a long filename.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
ffmpeg (PTS)buster7:4.1.8-0+deb10u1fixed
buster (security)7:4.1.9-0+deb10u1fixed
bullseye (security), bullseye7:4.3.4-0+deb11u1fixed
bookworm7:5.0.1-3fixed
sid7:5.1-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
ffmpegsourcestretch(not affected)
ffmpegsource(unstable)7:3.4.3-1low
libavsource(unstable)(not affected)

Notes

[stretch] - ffmpeg <not-affected> (Vulnerable code not present)
- libav <not-affected> (Vulnerable code not present)
https://git.videolan.org/?p=ffmpeg.git;a=commit;h=35eeff30caf34df835206f1c12bcf4b7c2bd6758

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