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Servers and applications

CVE-2018-12458

An improper integer type in the mpeg4_encode_gop_header function in libavcodec/mpeg4videoenc.c in FFmpeg 2.8 and 4.0 may trigger an assertion violation while converting a crafted AVI file to MPEG4, leading to a denial of service.

Severity
Medium 6.5
Published
15 Jun 2018
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1.5% in the next 30 daysHigher than 74% of CVEs. EPSS by FIRST, 10 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
FFmpegServers and applications · cpe:a:ffmpeg:ffmpeg
  • Version 2.8
  • Version 4.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2018-12458
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2018-12458