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Servers and applications

CVE-2020-13904

FFmpeg 2.8 and 4.2.3 has a use-after-free via a crafted EXTINF duration in an m3u8 file because parse_playlist in libavformat/hls.c frees a pointer, and later that pointer is accessed in av_probe_input_format3 in libavformat/format.c.

Severity
Medium 5.5
Published
7 Jun 2020
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
FFmpegServers and applications · cpe:a:ffmpeg:ffmpeg
  • Version 2.8
  • Version 4.2.3

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2020-13904
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2020-13904