Out-of-bounds Read Affecting ffmpeg package, versions <7:4.1.6-1~deb10u1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.2% (58th percentile)

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  • Snyk IDSNYK-DEBIAN10-FFMPEG-1657579
  • published22 Sept 2021
  • disclosed20 Sept 2021

Introduced: 20 Sep 2021

CVE-2020-20902  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Debian:10 ffmpeg to version 7:4.1.6-1~deb10u1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ffmpeg package and not the ffmpeg package as distributed by Debian. See How to fix? for Debian:10 relevant fixed versions and status.

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.

CVSS Scores

version 3.1