Input validation error in gst-plugins-bad and gstreamer - CVE-2026-52718

Vulnerability identifier: #VU141099

CSH Severity: Medium

CVSS v4: 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]

CVE-ID: CVE-2026-52718

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: No public exploit available

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

The vulnerability exists due to improper input validation in the AV1 parser when parsing tile data within AV1 bitstream units. A remote attacker can provide a crafted AV1 media file to cause a denial of service.

User interaction is required to open or process a crafted AV1 media file.

gst-plugins-bad
gstreamer
Debian Linux
Anolis OS
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support
Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support
Red Hat CodeReady Linux Builder for IBM z Systems - Extended Update Support
Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support
gstreamer1-plugins-bad-free
gstreamer1-plugins-bad-free-devel
gstreamer1-plugins-bad-free-libs
gstreamer1-plugins-bad-free (Red Hat package)
gst-plugins-bad1.0 (Debian package)
gstreamer1-plugins-bad-free-doc

Install security update from vendor's website.

gst-plugins-bad - update to 1.28.4
gstreamer - update to 1.28.4
gstreamer1-plugins-bad-free - addressed in versions 1.22.12-7.0.1, 1.28.1-4
gstreamer1-plugins-bad-free-devel - addressed in versions 1.22.12-7.0.1, 1.28.1-4
gstreamer1-plugins-bad-free-libs - addressed in versions 1.22.12-7.0.1, 1.28.1-4
gstreamer1-plugins-bad-free (Red Hat package) - addressed in versions 1.24.11-3.el10_0.4, 1.26.7-2.el10_2.4
gst-plugins-bad1.0 (Debian package) - update to 1.26.2-3+deb13u2
gstreamer1-plugins-bad-free-doc - update to 1.28.1-4

• https://gstreamer.freedesktop.org/security/sa-2026-0039.html

• Multiple vulnerabilities in gst-plugins-bad
• Debian update for gst-plugins-bad1.0
• Red Hat Enterprise Linux 10 update for gstreamer1-plugins-bad-free
• Red Hat Enterprise Linux 10 update for gstreamer1-plugins-bad-free
• Anolis OS update for gstreamer1-plugins-bad-free
• Anolis OS update for gstreamer1-plugins-bad-free