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CVE-2021-3497

Publication date 19 April 2021

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.8 · High

Score breakdown

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

Status

Package Ubuntu Release Status
gst-plugins-good1.0 21.04 hirsute
Not affected
20.10 groovy
Fixed 1.18.0-1ubuntu1.1
20.04 LTS focal
Fixed 1.16.2-1ubuntu2.1
18.04 LTS bionic
Fixed 1.14.5-0ubuntu1~18.04.2
16.04 LTS xenial
Fixed 1.8.3-1ubuntu0.5
14.04 LTS trusty Not in release

Severity score breakdown

Parameter Value
Base score 7.8 · High
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H