| Name | CVE-2017-7866 |
| Description | FFmpeg before 2017-01-23 has an out-of-bounds write caused by a stack-based buffer overflow related to the decode_zbuf function in libavcodec/pngdec.c. |
| 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) | stretch (security) | 7:3.2.18-0+deb9u1 | fixed |
| stretch (lts), stretch | 7:3.2.19-0+deb9u3 | fixed |
| buster | 7:4.1.9-0+deb10u1 | fixed |
| buster (security) | 7:4.1.11-0+deb10u1 | fixed |
| bullseye (security), bullseye | 7:4.3.6-0+deb11u1 | fixed |
| bookworm (security), bookworm | 7:5.1.4-0+deb12u1 | fixed |
| trixie | 7:6.1.1-1 | fixed |
| sid | 7:6.1.1-4 | fixed |
| libav (PTS) | jessie, jessie (lts) | 6:11.12-1~deb8u9 | 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) | 7:3.2.4-1 | | | |
| libav | source | wheezy | (unfixed) | end-of-life | | |
| libav | source | jessie | (not affected) | | | |
| libav | source | (unstable) | (unfixed) | | | |
Notes
[jessie] - libav <not-affected> (vulnerable code not present)
Fixed by: https://github.com/FFmpeg/FFmpeg/commit/e371f031b942d73e02c090170975561fabd5c264