CVE-2021-3498
HIGH severity · CVSS 7.8 · Memory corruption
7.8CVSS HIGH
Summary
GStreamer before 1.18.4 might cause heap corruption when parsing certain malformed Matroska files.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredNone
User interactionRequired
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)2%
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://bugzilla.redhat.com/show_bug.cgi?id=1945342 ↗
Additional information
- NVD record
- https://bugzilla.redhat.com/show_bug.cgi?id=1945342Patch
- https://gstreamer.freedesktop.org/security/sa-2021-0003.htmlAdvisory
- http://packetstormsecurity.com/files/162952/Gstreamer-Matroska-Demuxing-Use-After-Free.htmlAdvisory
- https://security.gentoo.org/glsa/202208-31Advisory
- https://www.debian.org/security/2021/dsa-4900Advisory