SB2026080660 - Debian update for gst-libav1.0

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Main Vulnerability Database SB2026080660

SB2026080660 - Debian update for gst-libav1.0

Published: August 6, 2026

Security Bulletin ID SB2026080660
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Release of invalid pointer or reference (CVE-ID: CVE-2026-52717)

CWE-ID: CWE-763 - Release of invalid pointer or reference

CVSSv4: 6.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to cause a denial of service.

The vulnerability exists due to invalid free in the AV protocol pipe close handler in gst-libav when using the gst-libav demuxer in push mode. A remote attacker can supply crafted media that is processed with the gst-libav demuxer to cause a denial of service.

The issue is triggered when the pipe used for AV I/O operations is closed.


Remediation

Install update from vendor's website.

References