medium5.5
CVE-2020-13904
FFmpeg 2.8 and 4.2.3 has a use-after-free via a crafted EXTINF duration in an m3u8 file because parse_playlist in libavformat/hls.c frees a pointer, and later …
Impact
FFmpeg 2.8 and 4.2.3 has a use-after-free via a crafted EXTINF duration in an m3u8 file because parse_playlist in libavformat/hls.c frees a pointer, and later that pointer is accessed in av_probe_input_format3 in libavformat/format.c.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Ffmpeg | Ffmpeg | Versions 2.8, 4.2.3 |
| Canonical | Ubuntu Linux | Versions 16.04, 18.04, 20.04 |
| Debian | Debian Linux | Versions 9.0, 10.0 |
Weakness classification
References
- NVD record
- CVE.org record
- https://github.com/FFmpeg/FFmpeg/commit/6959358683c7533f586c07a766acc5fe9544d8b2
- https://lists.debian.org/debian-lts-announce/2020/07/msg00022.html
- https://patchwork.ffmpeg.org/project/ffmpeg/patch/20200529033905.41926-1-lq%40chinaffmpeg.org/
- https://security.gentoo.org/glsa/202007-58
- https://trac.ffmpeg.org/ticket/8673
- https://usn.ubuntu.com/4431-1/
- https://www.debian.org/security/2020/dsa-4722
- https://github.com/FFmpeg/FFmpeg/commit/6959358683c7533f586c07a766acc5fe9544d8b2
- https://lists.debian.org/debian-lts-announce/2020/07/msg00022.html
- https://patchwork.ffmpeg.org/project/ffmpeg/patch/20200529033905.41926-1-lq%40chinaffmpeg.org/
- https://security.gentoo.org/glsa/202007-58
- https://trac.ffmpeg.org/ticket/8673
- https://usn.ubuntu.com/4431-1/
- https://www.debian.org/security/2020/dsa-4722