vulnerability
Arch Linux: Arbitrary code execution (CVE-2020-13904)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:M/Au:N/C:N/I:N/A:P) | Jun 7, 2020 | Jul 11, 2025 | Nov 27, 2025 |
Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:N/A:P)
Published
Jun 7, 2020
Added
Jul 11, 2025
Modified
Nov 27, 2025
Description
A use-after-free via a crafted EXTINF duration in an m3u8 file has been found in ffmpeg <= 4.2.3, 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
Solution
arch-linux-upgrade-latest
References
- CVE-2020-13904
- https://attackerkb.com/topics/CVE-2020-13904
- URL-https://github.com/FFmpeg/FFmpeg/commit/6959358683c7533f586c07a766acc5fe9544d8b2
- URL-https://lists.debian.org/debian-lts-announce/2020/07/msg00022.html
- URL-https://patchwork.ffmpeg.org/project/ffmpeg/patch/20200529033905.41926-1-lq%40chinaffmpeg.org/
- URL-https://security.archlinux.org/ASA-202007-4
- URL-https://security.gentoo.org/glsa/202007-58
- URL-https://trac.ffmpeg.org/ticket/8673
- URL-https://usn.ubuntu.com/4431-1/
- URL-https://www.debian.org/security/2020/dsa-4722
- CWE-416
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