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

No affected versions have been published.

Timeline

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

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CVE-2021-3497: High severity, CVSS 7.8 | Vulnix