CVE-2023-46407

FFmpeg prior to commit bf814 was discovered to contain an out of bounds read via the dist->alphabet_size variable in the read_vlc_prefix() function.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.5 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
mitreCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 2%
VendorProductVersion
ffmpegffmpeg
𝑥
< 6.1
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
ffmpeg
bullseye
7:4.3.7-0+deb11u1
fixed
bullseye (security)
7:4.3.8-0+deb11u1
fixed
bookworm
7:5.1.6-0+deb12u1
fixed
bookworm (security)
7:5.1.6-0+deb12u1
fixed
sid
7:7.1-3
fixed
trixie
7:7.1-3
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
ffmpeg
oracular
needs-triage
noble
needs-triage
mantic
not-affected
lunar
not-affected
jammy
not-affected
focal
not-affected
bionic
not-affected
xenial
not-affected
trusty
ignored
Common Weakness Enumeration
References
https://github.com/FFmpeg/FFmpeg/commit/bf814387f42e9b0dea9d75c03db4723c88e7d962
https://patchwork.ffmpeg.org/project/ffmpeg/patch/20231013014959.536776-1-leo.izen%40gmail.com/
https://patchwork.ffmpeg.org/project/ffmpeg/patch/20231015004924.597746-1-leo.izen%40gmail.com/
https://github.com/FFmpeg/FFmpeg/commit/bf814387f42e9b0dea9d75c03db4723c88e7d962
https://patchwork.ffmpeg.org/project/ffmpeg/patch/20231013014959.536776-1-leo.izen%40gmail.com/
https://patchwork.ffmpeg.org/project/ffmpeg/patch/20231015004924.597746-1-leo.izen%40gmail.com/