Vulnerability · Published Jan 3, 2021 · Assigned by mitre
CVE-2020-35964
Medium 6.5
In plain English
A medium-severity security flaw in the ffmpeg package (Alpine). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.5% (higher than 75% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)6.5Medium
Exploit odds (30 days)1.5%top 24.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
track_header in libavformat/vividas.c in FFmpeg 4.3.1 has an out-of-bounds write because of incorrect extradata packing.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | ffmpeg | 4.3.2-r0 | ALPINE-CVE-2020-35964 |
| Alpine:v3.21 | ffmpeg | 4.3.2-r0 | ALPINE-CVE-2020-35964 |
| Alpine:v3.22 | ffmpeg | 4.3.2-r0 | ALPINE-CVE-2020-35964 |
| Alpine:v3.23 | ffmpeg | 4.3.2-r0 | ALPINE-CVE-2020-35964 |
| Alpine:v3.24 | ffmpeg | 4.3.2-r0 | ALPINE-CVE-2020-35964 |
| Alpine:v3.20 | ffmpeg4 | 4.3.2-r0 | ALPINE-CVE-2020-35964 |
| Alpine:v3.21 | ffmpeg4 | 4.3.2-r0 | ALPINE-CVE-2020-35964 |
| Alpine:v3.22 | ffmpeg4 | 4.3.2-r0 | ALPINE-CVE-2020-35964 |
| Debian:12 | ffmpeg | 7:4.3.1-6 | DEBIAN-CVE-2020-35964 |
| Debian:13 | ffmpeg | 7:4.3.1-6 | DEBIAN-CVE-2020-35964 |
| Debian:14 | ffmpeg | 7:4.3.1-6 | DEBIAN-CVE-2020-35964 |
Affected products (as reported)
References
- https://github.com/FFmpeg/FFmpeg/commit/27a99e2c7d450fef15594671eef4465c8a166bd7 x_refsource_MISC
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26622 x_refsource_MISC
- GLSA-202105-24 vendor-advisory, x_refsource_GENTOO