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Fencer Vulns
medium 6.5

CVE-2019-14371 json

An issue was discovered in Libav 12.3.

published 2019-07-28 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-5584

cvss
6.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 64%
public exploits
0
none known

Summary

An issue was discovered in Libav 12.3. There is an infinite loop in the function mov_probe in the file libavformat/mov.c, related to offset and tag.

Exploit prediction

1.05% chance of exploitation in the next 30 days, higher than 64% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • bugzilla.libav.org https://bugzilla.libav.org/show_bug.cgi?id=1163 referenced PoC, tagged "exploit" by a source, unverified

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
  • CWE-835 Loop with Unreachable Exit Condition

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.