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Fencer Vulns
medium 6.5

CVE-2025-22921 json

FFmpeg git-master,N-113007-g8d24a28d06 was discovered to contain a segmentation violation via the component /libavcodec/jpeg2000dec.c.

published 2025-02-18 20 mo ago modified 2026-07-25 3 mo ago also EUVD-2025-4688 , JLSEC-2026-643

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 31%
public exploits
0
none known

Summary

FFmpeg git-master,N-113007-g8d24a28d06 was discovered to contain a segmentation violation via the component /libavcodec/jpeg2000dec.c.

Patch / fix

  • julia FFMPEG_jll 8.1.0+0
  • julia FFMPEG_nogpl_jll 8.1.0+0
  • julia FFplay_jll 8.1.2+0
  • ffmpeg Debian 13 7:7.1.5-0+deb13u1
  • ffmpeg Debian 14 7:8.0.1-2

debian advisories DEBIAN-CVE-2025-22921

  • ffmpeg Ubuntu Pro 22.04 LTS 7:4.4.2-0ubuntu0.22.04.1+esm7
  • ffmpeg Ubuntu Pro 24.04 LTS 7:6.1.1-3ubuntu5+esm3

ubuntu advisories UBUNTU-CVE-2025-22921

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

  • ffmpeg SLES for SAP 15 SP5, SLES for SAP 15 SP4, SLES for SAP 15 SP3 +13 more 3.4.2-150200.11.60.1
  • ffmpeg-4 SLES for SAP 15 SP4, SLES 15 SP4-LTSS, SLE High Performance Computing 15 SP4-LTSS +1 more 4.4.5-150400.3.46.1
  • ffmpeg-4 SLE Workstation Extension 15 SP6, SLE Module for Package Hub 15 SP6, openSUSE Leap 15.6 4.4.5-150600.13.16.1

suse advisories SUSE-SU-2025:1450-1SUSE-SU-2025:1128-1SUSE-SU-2025:0862-1

  • ffmpeg-7 openSUSE Leap 16.0 7.1.5-160000.1.1
  • ffmpeg-6 openSUSE Tumbleweed 6.1.2-3.1
  • ffmpeg-4 openSUSE Tumbleweed 4.4.5-3.1
  • ffmpeg-7 openSUSE Tumbleweed 7.1-3.1

opensuse advisories openSUSE-SU-2026:21877-1openSUSE-SU-2025:15010-1openSUSE-SU-2025:14833-1openSUSE-SU-2025:14834-1

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-2025-22921 updated cvss 5.3

ffmpeg: Segmentation Violation in FFmpeg

  • 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

Exploit prediction

0.37% chance of exploitation in the next 30 days, higher than 31% of all scored CVEs (FIRST EPSS, 2026-11-08).

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
OSV 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
julia FFMPEG_jll
>=7.1.0+0, <8.1.0+0
8.1.0+0
julia FFMPEG_nogpl_jll
<8.1.0+0
8.1.0+0
julia FFplay_jll
>=7.1.0+0, <8.1.2+0
8.1.2+0

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.