PT-2025-40122 · Linux+2 · Linux Kernel+2

Published 2025-10-01 · Updated 2025-10-23 · CVE-2022-50437

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A flaw exists in the Linux kernel’s DRM/MSM/HDMI subsystem. Specifically, a missing sanity check on the bridge counter can lead to memory corruption when there are more than eight bridges. This occurs due to data being written beyond the bounds of the fixed-sized bridge array.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2022-50437

SUSE-SU-2025:03613-1

SUSE-SU-2025:03615-1

SUSE-SU-2025:03626-1

SUSE-SU-2025:03628-1

SUSE-SU-2025:3716-1

SUSE-SU-2025:3761-1

Affected Products

Astra Linux

Linux Kernel

Suse

References · 880

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50437.json · Exploit
• https://osv.dev/vulnerability/SUSE-SU-2025:03613-1 · Vendor Advisory
• https://git.kernel.org/stable/c/b48949ab451eaf1e2c04c272c8a9a96a2b56546f · Patch
• https://ubuntu.com/security/CVE-2022-50437 · Vendor Advisory
• https://git.kernel.org/stable/c/4c1294da6aed1f16d47a417dcfe6602833c3c95c · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-50437 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-50437 · Vendor Advisory
• https://git.kernel.org/stable/c/3c43f3ec731c233eb84b66199ee76dbf3ec6ecae · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-50437 · Security Note
• https://git.kernel.org/stable/c/08c7375fa27a8ceee028868e03ffb3a0db919d44 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:3761-1 · Vendor Advisory
• https://git.kernel.org/stable/c/e8f916b84e4b028ecad6c6472eaad543cc7df806 · Patch
• https://osv.dev/vulnerability/CVE-2022-50437 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:03628-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:3716-1 · Vendor Advisory