CVE-2020-35965
Published: 4 January 2021
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.
Priority
Status
Package | Release | Status |
---|---|---|
ffmpeg Launchpad, Ubuntu, Debian |
bionic |
Released
(7:3.4.11-0ubuntu0.1)
|
focal |
Released
(7:4.2.7-0ubuntu0.1)
|
|
groovy |
Ignored
(reached end-of-life)
|
|
hirsute |
Released
(7:4.3.2-0+deb11u1ubuntu1)
|
|
impish |
Not vulnerable
(7:4.4-6ubuntu5)
|
|
jammy |
Not vulnerable
(7:4.4.1-3ubuntu2)
|
|
precise |
Does not exist
|
|
trusty |
Does not exist
|
|
upstream |
Released
(4.4)
|
|
xenial |
Released
(7:2.8.17-0ubuntu0.1+esm4)
|
|
Patches: upstream: https://github.com/FFmpeg/FFmpeg/commit/3e5959b3457f7f1856d997261e6ac672bba49e8b upstream: https://github.com/FFmpeg/FFmpeg/commit/b0a8b40294ea212c1938348ff112ef1b9bf16bb3 |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.5 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35965
- 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://ubuntu.com/security/notices/USN-5472-1
- NVD
- Launchpad
- Debian