CVE-2020-20902
6.5
MEDIUM
CVSS 3.1
EPSS 0.46%
Description
A CWE-125: Out-of-bounds read vulnerability exists in long_term_filter function in g729postfilter.c in FFmpeg 4.2.1 during computation of the denominator of pseudo-normalized correlation R'(0), that could result in disclosure of information.
How to fix CVE-2020-20902
To remediate CVE-2020-20902, upgrade the affected package to a fixed version below.
- Debian/ffmpeg—upgrade to 7:4.2.2-1 or later
Is CVE-2020-20902 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 7:4.2.2-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |