Certain The MPlayer Project products are vulnerable to Buffer Overflow via function gen_sh_video () of mplayer/libmpdemux/demux_mov.c.

published 2022-09-15 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-41414

cvss: 5.5; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 30%
public exploits: 0; none known

Certain The MPlayer Project products are vulnerable to Buffer Overflow via function gen_sh_video () of mplayer/libmpdemux/demux_mov.c. This affects mplayer SVN-r38374-13.0.1 and mencoder SVN-r38374-13.0.1.

Patch / fix

distros 2

debian ubuntu

mplayer Debian 14, Debian 13, Debian 12 2:1.5+svn38408-1

debian advisories DEBIAN-CVE-2022-38855

mplayer Ubuntu 18.04 LTS 2:1.3.0-7ubuntu0.2
mplayer Ubuntu 20.04 LTS 2:1.3.0-8+deb10u1build0.20.04.1
mplayer Ubuntu 22.04 LTS 2:1.4+ds1-3ubuntu0.1
mplayer Ubuntu Pro 16.04 LTS 2:1.2.1-1ubuntu1.1+esm1

ubuntu advisories UBUNTU-CVE-2022-38855

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Exploit prediction

0.36% chance of exploitation in the next 30 days, higher than 30% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

trac.mplayerhq.hu https://trac.mplayerhq.hu/ticket/2392 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	5.5	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Classification

Weakness

CWE-787 Out-of-bounds Write

References

trac.mplayerhq.hu /ticket/2392
exploit, issue-tracking, third-party-advisory
lists.debian.org /debian-lts-announce/2022/12/msg00042.html
mailing-list, third-party-advisory

Sources

CVE List CVE-2022-38855
NVD CVE-2022-38855

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.

Summary