CVE-2020-35965

decode_frame in libavcodec/exr.c in FFmpeg 4.3.1 has an out-of-bounds write because of errors in calculations of when to perform memset zero operations.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
mitreCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 55%
VendorProductVersion
ffmpegffmpeg
4.3.1 ≤
𝑥
< 4.4
debiandebian_linux
9.0
debiandebian_linux
10.0
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
jammy
not-affected
impish
not-affected
hirsute
Fixed 7:4.3.2-0+deb11u1ubuntu1
released
groovy
ignored
focal
Fixed 7:4.2.7-0ubuntu0.1
released
bionic
Fixed 7:3.4.11-0ubuntu0.1
released
xenial
Fixed 7:2.8.17-0ubuntu0.1+esm4
released
trusty
dne
Common Weakness Enumeration
References
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26532
https://github.com/FFmpeg/FFmpeg/commit/3e5959b3457f7f1856d997261e6ac672bba49e8b
https://github.com/FFmpeg/FFmpeg/commit/b0a8b40294ea212c1938348ff112ef1b9bf16bb3
https://lists.debian.org/debian-lts-announce/2021/01/msg00026.html
https://security.gentoo.org/glsa/202105-24
https://www.debian.org/security/2021/dsa-4990
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26532
https://github.com/FFmpeg/FFmpeg/commit/3e5959b3457f7f1856d997261e6ac672bba49e8b
https://github.com/FFmpeg/FFmpeg/commit/b0a8b40294ea212c1938348ff112ef1b9bf16bb3
https://lists.debian.org/debian-lts-announce/2021/01/msg00026.html
https://security.gentoo.org/glsa/202105-24
https://www.debian.org/security/2021/dsa-4990