CVE-2020-20902

MEDIUM

Ffmpeg - Out-of-Bounds Read

Title source: rule
STIX 2.1

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.

References (2)

Core 2
Core References
Issue Tracking, Patch, Vendor Advisory x_refsource_misc
https://trac.ffmpeg.org/ticket/8176

Scores

CVSS v3 6.5
EPSS 0.0039
EPSS Percentile 60.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Details

CWE
CWE-125
Status published
Products (1)
ffmpeg/ffmpeg 4.2.1
Published Sep 20, 2021
Tracked Since Feb 18, 2026