CVE-2021-3497

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

GStreamer before 1.18.4 might access already-freed memory in error code paths when demuxing certain malformed Matroska files.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-416

Affected software

Vendor	Product	Versions
n/a	gstreamer-plugins-good	gstreamer-plugins-good 1.18.4

References

https://bugzilla.redhat.com/show_bug.cgi?id=1945339Issue Tracking, Patch, Third Party Advisory
https://gstreamer.freedesktop.org/security/sa-2021-0002.htmlVendor Advisory
https://lists.debian.org/debian-lts-announce/2021/04/msg00027.htmlMailing List, Third Party Advisory
https://security.gentoo.org/glsa/202208-31Third Party Advisory
https://www.debian.org/security/2021/dsa-4900Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1945339Issue Tracking, Patch, Third Party Advisory
https://gstreamer.freedesktop.org/security/sa-2021-0002.htmlVendor Advisory
https://lists.debian.org/debian-lts-announce/2021/04/msg00027.htmlMailing List, Third Party Advisory
https://security.gentoo.org/glsa/202208-31Third Party Advisory
https://www.debian.org/security/2021/dsa-4900Third Party Advisory

Timeline

Published: Apr 19, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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