GStreamer before 1.18.4 might cause heap corruption when parsing certain malformed Matroska files.
https://www.debian.org/security/2021/dsa-4900
https://security.gentoo.org/glsa/202208-31
https://bugzilla.redhat.com/show_bug.cgi?id=1945342
http://packetstormsecurity.com/files/162952/Gstreamer-Matroska-Demuxing-Use-After-Free.html
https://gstreamer.freedesktop.org/security/sa-2021-0003.html
Source: Mitre, NVD
Published: 2021-04-19
Updated: 2024-11-21
Base Score: 6.8
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P
Severity: Medium
Base Score: 7.8
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity: High
EPSS: 0.00275
