PT-2025-7974 · Linux+5 · Linux Kernel+5

Published 2022-01-01 · Updated 2026-05-11 · CVE-2022-49046

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/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 identified where the dev set name() function's return value is not properly checked. If dev set name() fails, dev name() may return null, potentially leading to a null pointer dereference.

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

Exploit

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2022-49046

DLA-4178-1

SUSE-SU-2025:1293-1

SUSE-SU-2025_1293-1

USN-8200-1

USN-8200-2

USN-8200-3

USN-8201-1

USN-8224-1

Affected Products

Astra Linux

Debian

Linuxmint

Linux Kernel

Suse

Ubuntu

References · 527

• 🔥 https://github.com/qazbnm456/awesome-cve-poc/blob/master/CVE-2017-5753.md · Exploit
• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49046.json · Exploit
• 🔥 https://github.com/EdwardOwusuAdjei/Spectre-PoC · Exploit
• https://osv.dev/vulnerability/USN-8201-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-49046 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-48875 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-23410 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-40215 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:1293-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2022-49046 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-49927 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-23404 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-23406 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-23269 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-8224-1 · Vendor Advisory