FFmpeg git-master before commit d5873b was discovered to contain a memory leak in the component libavutil/mem.c.

published 2025-02-18 20 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-4695

cvss: 6.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 32%
public exploits: 0; none known

Patch / fix

fixed in 1 links 1

ffmpeg ffmpeg 7.0.3, 7.1.1

git.ffmpeg.org/gitweb/ffmpeg.git@d5873be commit

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2025-25468 updated 2026-06-28 cvss 5.3

ffmpeg: Memory Leak in FFmpeg libavutil/mem.c

Red Hat All currently supported Red Hat products
not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: 20 mo ago (2025-02-19)

Exploit prediction

0.38% chance of exploitation in the next 30 days, higher than 32% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

trac.ffmpeg.org https://trac.ffmpeg.org/ticket/11415 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	6.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CNA	3.1	6.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Classification

Weakness

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

References

git.ffmpeg.org /gitweb/ffmpeg.git/commit/d5873be583ada9e1fb887e2fe8dcfd4b12e0efcd
patch
trac.ffmpeg.org /ticket/11415
exploit, issue-tracking

Sources

CVE List CVE-2025-25468
NVD CVE-2025-25468

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.

CPEs and fixed versions use Anchore's correction of NVD's data: Improved affected product ranges.

Summary