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Fencer Vulns
medium 6.6

CVE-2025-47183 json

In GStreamer through 1.26.1, the isomp4 plugin's qtdemux_parse_tree function may read past the end of a heap buffer while parsing an MP4 fi…

published 2025-08-07 15 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-23946

cvss
6.6
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 16%
public exploits
0
none known

Summary

In GStreamer through 1.26.1, the isomp4 plugin's qtdemux_parse_tree function may read past the end of a heap buffer while parsing an MP4 file, leading to information disclosure.

Patch / fix

  • gstreamer gstreamer 1.26.2
  • gst-plugins-good1.0 Debian 12 1.22.0-5+deb12u4
  • gst-plugins-good1.0 Debian 14, Debian 13 1.26.2-1

debian advisories DEBIAN-CVE-2025-47183

  • gst-plugins-good1.0 Ubuntu 22.04 LTS 1.20.3-0ubuntu1.4
  • gst-plugins-good1.0 Ubuntu 24.04 LTS 1.24.2-1ubuntu1.2
  • gst-plugins-good1.0 Ubuntu 25.10 1.26.2-1ubuntu1

ubuntu advisories UBUNTU-CVE-2025-47183

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

  • gstreamer-plugins-good SLE Workstation Extension 15 SP7, SLE Workstation Extension 15 SP6, SLE Module for Basesystem 15 SP7 +2 more 1.24.0-150600.3.7.1
  • gstreamer-plugins-good SLES for SAP 15 SP5, SLES 15 SP5-LTSS, SLE High Performance Computing 15 SP5-LTSS +1 more 1.22.0-150500.4.10.1
  • gstreamer-plugins-good SLES LTSS Extended Security 12 SP5 1.8.3-16.16.1

suse advisories SUSE-SU-2025:02303-1SUSE-SU-2025:02058-1SUSE-SU-2025:02053-1

  • gst-plugins-good Alpine 3.24, Alpine 3.23, Alpine 3.22 1.26.2-r0

alpine advisories ALPINE-CVE-2025-47183

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

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-2025-47183 updated cvss 5.6

gstreamer1-plugins-good: GStreamer MP4 Parser Heap Overflow

  • Red Hat Enterprise Linux 7 gstreamer1-plugins-good Red Hat Enterprise Linux 8 gstreamer1-plugins-good, gstreamer1-plugins-good-gtk Red Hat Enterprise Linux 9 gstreamer1-plugins-good, gstreamer1-plugins-good-gtk Red Hat Enterprise Linux 10 gstreamer1-plugins-good
    affected: workaround, no fix available “Fix deferred”

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
14 mo ago

Exploit prediction

0.25% chance of exploitation in the next 30 days, higher than 16% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/atredispartners/advisories/blob/master/2025/ATREDIS-2025-0003.md referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 6.6 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:H
CNA 3.1 6.6 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:H

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.