CVE-2021-3497
7.8 HIGHGStreamer before 1.18.4 might access already-freed memory in error code paths when demuxing certain malformed Matroska files
Published: 2021-04-19 · Last updated: 2026-06-17
Severity and scoring
- CVSS
- 7.8 HIGH
- Vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CWE
- CWE-416
Affected products
| Vendor | Product |
|---|---|
| debian | debian_linux, enterprise_linux, gstreamer |
| gstreamer | debian_linux, enterprise_linux, gstreamer |
| redhat | debian_linux, enterprise_linux, gstreamer |
Description
GStreamer before 1.18.4 might access already-freed memory in error code paths when demuxing certain malformed Matroska files.
Source: NVD
References
- [NVD]https://nvd.nist.gov/vuln/detail/CVE-2021-3497
- [Patch]https://bugzilla.redhat.com/show_bug.cgi?id=1945339
- [Vendor advisory]https://gstreamer.freedesktop.org/security/sa-2021-0002.html
- [Other]https://lists.debian.org/debian-lts-announce/2021/04/msg00027.html
- [Other]https://security.gentoo.org/glsa/202208-31
- [Other]https://www.debian.org/security/2021/dsa-4900
- [Patch]https://bugzilla.redhat.com/show_bug.cgi?id=1945339
- [Vendor advisory]https://gstreamer.freedesktop.org/security/sa-2021-0002.html
- [Other]https://lists.debian.org/debian-lts-announce/2021/04/msg00027.html
- [Other]https://security.gentoo.org/glsa/202208-31
- [Other]https://www.debian.org/security/2021/dsa-4900
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