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FFmpeg: CVE-2020-20902: Out-of-bounds Read

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FFmpeg: CVE-2020-20902: Out-of-bounds Read

Severity
4
CVSS
(AV:N/AC:M/Au:N/C:P/I:N/A:N)
Published
09/20/2021
Created
11/28/2021
Added
11/26/2021
Modified
11/25/2022

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.

Solution(s)

  • ffmpeg-upgrade-2_8_16
  • ffmpeg-upgrade-2_8_19
  • ffmpeg-upgrade-3_2_15
  • ffmpeg-upgrade-3_2_17
  • ffmpeg-upgrade-3_4_10
  • ffmpeg-upgrade-3_4_7
  • ffmpeg-upgrade-4_0_5
  • ffmpeg-upgrade-4_1_5
  • ffmpeg-upgrade-4_1_9
  • ffmpeg-upgrade-4_2_2
  • ffmpeg-upgrade-4_3

References

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