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Fencer Vulns
medium 6.5

CVE-2018-13304 json

In libavcodec in FFmpeg 4.0.1, improper maintenance of the consistency between the context profile field and studio_profile in libavcodec m…

published 2018-07-05 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-5252

cvss
6.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 66%
public exploits
0
none known

Summary

In libavcodec in FFmpeg 4.0.1, improper maintenance of the consistency between the context profile field and studio_profile in libavcodec may trigger an assertion failure while converting a crafted AVI file to MPEG4, leading to a denial of service, related to error_resilience.c, h263dec.c, and mpeg4videodec.c.

Patch / fix

  • ffmpeg Debian 14, Debian 13, Debian 12 7:4.0.2-1

debian advisories DEBIAN-CVE-2018-13304

  • ffmpeg Alpine 3.24, Alpine 3.23, Alpine 3.22 +12 more 4.0.2-r0
  • ffmpeg4 Alpine 3.22, Alpine 3.21, Alpine 3.20 +4 more 4.0.2-r0

alpine advisories ALPINE-CVE-2018-13304

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Exploit prediction

1.14% chance of exploitation in the next 30 days, higher than 66% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 6.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.