| Name | CVE-2014-9676 |
| Description | The seg_write_packet function in libavformat/segment.c in ffmpeg 2.1.4 and earlier does not free the correct memory location, which allows remote attackers to cause a denial of service ("invalid memory handler") and possibly execute arbitrary code via a crafted video that triggers a use after free. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-464-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| ffmpeg (PTS) | bullseye | 7:4.3.7-0+deb11u1 | fixed |
| bullseye (security) | 7:4.3.8-0+deb11u1 | fixed |
| bookworm, bookworm (security) | 7:5.1.6-0+deb12u1 | fixed |
| sid, trixie | 7:7.1-3 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| ffmpeg | source | (unstable) | (not affected) | | | |
| libav | source | wheezy | 6:0.8.17-2+deb7u1 | | DLA-464-1 | |
| libav | source | (unstable) | 6:11.2-1 | | | |
Notes
- ffmpeg <not-affected> (Vulnerable code not present in a ffmpeg version in the archive)
Patch in https://www.openwall.com/lists/oss-security/2015/01/04/10 seem to apply for libav
ffmpeg: https://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=169065fbfb3da1ab776379c333aebc54bb1f1bc4
libav: https://git.libav.org/?p=libav.git;a=commit;h=b3f04657368a32a9903406395f865e230b1de348
https://www.openwall.com/lists/oss-security/2015/01/04/10