PT-2025-18535 · Linux+2 · Linux Kernel+2

Published 2025-05-01 · Updated 2025-11-10 · CVE-2022-49818

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 resolved, specifically in the mISDN component. The issue involved the misuse of put device() in mISDN register device(), where a reference was released before calling device initialize().

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

Exploit

Related Identifiers

CVE-2022-49818

SUSE-SU-2025:01918-1

SUSE-SU-2025:01966-1

SUSE-SU-2025:01982-1

SUSE-SU-2025:01983-1

SUSE-SU-2025:01995-1

SUSE-SU-2025:02173-1

SUSE-SU-2025:02262-1

SUSE-SU-2025:2173-1

SUSE-SU-2025_01982-1

SUSE-SU-2025_01983-1

SUSE-SU-2025_02173-1

SUSE-SU-2025_02262-1

Affected Products

Astra Linux

Linux Kernel

Suse

References · 750

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49818.json · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2022-49818 · Security Note
• https://git.kernel.org/stable/c/83672c1b83d107b0d4fe0accf1bf64d8988398e6 · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-49818 · Vendor Advisory
• https://git.kernel.org/stable/c/44658d65f6b3118f595a1229d7eed74845a5e2ac · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:01982-1 · Vendor Advisory
• https://git.kernel.org/stable/c/d40b35a7922f4df3767ad6fb8ef3dc86e31d7ba3 · Patch
• https://git.kernel.org/stable/c/2d25107e111a85c56f601a5470f1780ec054e6ac · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-49818 · Vendor Advisory
• https://git.kernel.org/stable/c/87b336aa158201dc30a318431e63e8c5b26c4156 · Patch
• https://git.kernel.org/stable/c/596230471da3415e92ae6b9d2a4e26f4a81cac5a · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:01983-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:02173-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:01966-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:02262-1 · Vendor Advisory