vulnerability
Red Hat: CVE-2021-3497: CVE-2021-3497 gstreamer-plugins-good: Use-after-free in matroska demuxing (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:N/AC:M/Au:N/C:P/I:P/A:P) | Apr 19, 2021 | Nov 9, 2022 | Aug 11, 2025 |
Severity
7
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Published
Apr 19, 2021
Added
Nov 9, 2022
Modified
Aug 11, 2025
Description
GStreamer before 1.18.4 might access already-freed memory in error code paths when demuxing certain malformed Matroska files.
Solutions
no-fix-redhat-rpm-packageredhat-upgrade-gstreamer1-plugins-goodredhat-upgrade-gstreamer1-plugins-good-debuginforedhat-upgrade-gstreamer1-plugins-good-debugsourceredhat-upgrade-gstreamer1-plugins-good-gtkredhat-upgrade-gstreamer1-plugins-good-gtk-debuginfo
NEW
Explore Exposure Command
Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.