| Name | CVE-2013-7021 |
| Description | The filter_frame function in libavfilter/vf_fps.c in FFmpeg before 2.1 does not properly ensure the availability of FIFO content, which allows remote attackers to cause a denial of service (double free) or possibly have unspecified other impact via crafted data. |
| Source | CVE (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 Package | Release | Version | Status |
|---|
| ffmpeg (PTS) | bullseye | 7:4.3.7-0+deb11u1 | fixed |
| bullseye (security) | 7:4.3.8-0+deb11u3 | fixed |
| bookworm, bookworm (security) | 7:5.1.6-0+deb12u1 | fixed |
| sid, trixie | 7:7.1.1-1 | 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 | (unstable) | (not affected) | | | |
Notes
- ffmpeg <not-affected> (Vulnerable code not present)
- libav <not-affected> (Vulnerable code not present)
https://github.com/FFmpeg/FFmpeg/commit/cdd5df8189ff1537f7abe8defe971f80602cc2d2
https://trac.ffmpeg.org/ticket/2905