Home/CVE/GStreamer before 1.18.4 might cause heap corruption when parsing certain malformed Matroska files.
CVE

CVE-2021-3498

GStreamer before 1.18.4 might cause heap corruption when parsing certain malformed Matroska files.

GStreamer before 1.18.4 might cause heap corruption when parsing certain malformed Matroska files.

HIGH · CVSS 7.8 EPSS 0.00239
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-787Out-of-bounds Write
▤

Affected Products & Versions

3
gstreamer>= 1.0.0 and < 1.18.4
debian linuxall versions
redhat enterprise linuxall versions
⚠

Public Exploits & PoCs

1
pocpacketstormsecurity.com · Gstreamer-Matroska-Demuxing-Use-After-Free.htmlpacketstormsecurity.com
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD19 Apr 2021 · 09:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

5
suse-csafopenSUSE-SU-2024:11778-1
suse-csafopenSUSE-SU-2021:1230-1
suse-csafopenSUSE-SU-2021:2915-1
suse-csafSUSE-SU-2021:2915-1
usnUSN-4928-1
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugzilla.redhat.com/show_bug.cgi?id=1945342Issue TrackingPatchThird Party Advisory
https://gstreamer.freedesktop.org/security/sa-2021-0003.htmlVendor Advisory
https://security.gentoo.org/glsa/202208-31Third Party Advisory
https://www.debian.org/security/2021/dsa-4900Mailing ListThird Party Advisory
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