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Fencer Vulns
high 7.5

CVE-2026-46472 json

An issue was discovered in GStreamer gst-plugins-good before 1.28.2.

published 2026-10-16 24 d ago modified 2026-10-16 23 d ago also EUVD-2026-102937

cvss
7.5
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 23%
public exploits
0
none known

Summary

An issue was discovered in GStreamer gst-plugins-good before 1.28.2. While parsing an MP4 file, the isomp4 plugin's qtdemux_parse_chnl function may read past the end of a global array, potentially leading to information disclosure.

Patch / fix

  • gst-plugins-good1.0 Debian 13 1.26.2-1+deb13u1
  • gst-plugins-good1.0 Debian 14 1.28.2-1

debian advisories DEBIAN-CVE-2026-46472

  • gst-plugins-good Alpine 3.24 1.26.3-r0

alpine advisories ALPINE-CVE-2026-46472

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-2026-46472 updated cvss 3.3

gstreamer1-plugins-good: gstreamer1-plugins-good: Information disclosure via out-of-bounds read in qtdemux_parse_chnl

  • Red Hat Enterprise Linux 7 gstreamer1-plugins-good, gstreamer1-plugins-good 1.26.7-10.el10 Red Hat Enterprise Linux 8 gstreamer1-plugins-good, gstreamer1-plugins-good-gtk, gstreamer1-plugins-good 1.26.7-10.el10 Red Hat Enterprise Linux 9 gstreamer1-plugins-good, gstreamer1-plugins-good-gtk, gstreamer1-plugins-good 1.26.7-10.el10 Red Hat Enterprise Linux 10 gstreamer1-plugins-good 1.26.7-10.el10
    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
none
Automatable
yes
Technical impact
partial
Assessed
23 d ago

Exploit prediction

0.31% chance of exploitation in the next 30 days, higher than 23% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

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.