PT-2025-26068 · Linux+2 · Linux Kernel+2

Published 2022-07-05 · Updated 2025-07-28 · CVE-2022-50142

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 vulnerability in the Linux kernel has been resolved, specifically in the intel th: msu component. The issue arose after a commit that removed CONFIG DMA REMAP, which led to a chance of DMA buffer allocation via vmalloc(). This caused problems with the mmapping code. The vulnerability is related to the msc mmap fault function and involves a call trace that includes do fault and do fault.

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

CWE-19

Related Identifiers

BDU:2026-03253

CVE-2022-50142

SUSE-SU-2025:02264-1

SUSE-SU-2025:02308-1

SUSE-SU-2025:02320-1

SUSE-SU-2025:02321-1

SUSE-SU-2025:02322-1

SUSE-SU-2025:02537-1

SUSE-SU-2025:2264-1

SUSE-SU-2025_02264-1

SUSE-SU-2025_02308-1

SUSE-SU-2025_02537-1

Affected Products

Astra Linux

Linux Kernel

Suse

References · 606

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50142.json · Exploit
• https://osv.dev/vulnerability/CVE-2022-50142 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-50142 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:02308-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:02537-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-50142 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-50142 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-50142 · Security Note
• https://git.kernel.org/stable/c/b5d924cb4c7b952eaa61622f14427723a78137a3 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:02264-1 · Vendor Advisory
• https://git.kernel.org/stable/c/0ed72c6bc632cbf8d979ac60f982ff84b7bb610a · Patch
• https://security-tracker.debian.org/tracker/CVE-2022-50142 · Vendor Advisory
• https://git.kernel.org/stable/c/566887bad7ff2297d6b3f9659c702ba075f3d62d · Patch
• https://git.kernel.org/stable/c/6ae2881c1d1fa0e33f4763b7c786f8ef05a9c828 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:02322-1 · Vendor Advisory