What is CVE-2025-25469?

CVE-2025-25469 is a medium-severity vulnerability in Ffmpeg, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 6.5/10. Published 2025-02-18.

How severe is CVE-2025-25469?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Ffmpeg

CVE-2025-25469

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

Published 2025-02-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (20.6th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 21st percentile — 20.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000

Affected products

Ffmpeg

Weakness classification (CWE)

CWE-401 — Missing Release of Memory after Effective Lifetime

References

git.ffmpeg.org/gitweb/ffmpeg.git/commit/d5873be583ada9e1fb887e2fe8dcfd4b12e0efcd (Patch)
trac.ffmpeg.org/ticket/11416 (Exploit, Issue Tracking)

Frequently asked questions

What is CVE-2025-25469?: CVE-2025-25469 is a medium-severity vulnerability in Ffmpeg, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 6.5/10. Published 2025-02-18.
How severe is CVE-2025-25469?: Medium severity. CVSS v3 base score is 6.5 out of 10.