CVE-2021-3498 Information

Description

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

CVSS Vector

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

Reference

https://gstreamer.freedesktop.org/security/sa-2021-0003.html https://bugzilla.redhat.com/show_bug.cgi?id=1945342 https://www.debian.org/security/2021/dsa-4900 http://packetstormsecurity.com/files/162952/Gstreamer-Matroska-Demuxing-Use-After-Free.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8