PT-2025-8553 · Linux+2 · Linux Kernel+2

Hangyu Hua · Published 2022-06-29 · Updated 2025-04-16 · CVE-2022-49620

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 potential refcount leak issue has been identified in the Linux kernel, specifically in the tipc sk create() function. This issue can occur when the tipc sk insert() function fails, resulting in a possible memory leak. The leak is fixed by freeing the socket (sk) in case of failure.

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

Exploit

Weakness Enumeration

CWE-911

CWE-664

Related Identifiers

BDU:2026-02229

CVE-2022-49620

OESA-2025-1282

SUSE-SU-2025:1293-1

SUSE-SU-2025_1293-1

Affected Products

Astra Linux

Linux Kernel

Suse

References · 531

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49620.json · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2022-49055 · Security Note
• https://bdu.fstec.ru/vul/2026-02229 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-49433 · Security Note
• https://osv.dev/vulnerability/OESA-2025-1282 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-49137 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-49685 · Security Note
• https://git.kernel.org/stable/c/3b2957fc09fe1ac7f07f40dd50dd5f93e3f3a7a2 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-49648 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-56606 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-21702 · Security Note
• https://cve.org/CVERecord?id=CVE-2022-49620 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-49620 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-49404 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-49439 · Security Note