PT-2025-25933 · Linux+4 · Linux Kernel+4

Published 2022-07-24 · Updated 2025-09-12 · CVE-2022-50007

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 The issue occurs in the Linux kernel on an error path in the xfrm policy check() function. When the fetching process of the object pols[1] fails, the function returns 0 without decrementing the reference count of pols[0], which was incremented earlier. This may result in memory leaks.

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

Exploit

Weakness Enumeration

CWE-911

Related Identifiers

BDU:2026-03376

CESA-2023_2951

CVE-2022-50007

RHSA-2023:2458

RHSA-2023:2951

RHSA-2023_2458

RHSA-2023_2951

SUSE-SU-2025:03204-1

SUSE-SU-2025_03204-1

Affected Products

Astra Linux

Centos

Linux Kernel

Red Hat

Suse

References · 158

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50007.json · Exploit
• https://osv.dev/vulnerability/CVE-2022-50007 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-50007 · Security Note
• https://bdu.fstec.ru/vul/2026-03376 · Security Note
• https://git.kernel.org/stable/c/0769491a8acd3e85ca4c3f65080eac2c824262df · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-50007 · Vendor Advisory
• https://git.kernel.org/stable/c/d66c052879791313f90c0584420f196a038fb8b8 · Patch
• https://git.kernel.org/stable/c/1305d7d4f35ca6f214a2d23b075aa6a924cff3be · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-50007 · Security Note
• https://git.kernel.org/stable/c/63da7a2bbf3f28094920e0b8a17d2571a9bd842d · Patch
• https://git.kernel.org/stable/c/18e6b6e2555c93f5ca09f2b85ef1fa025c8accea · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-50007 · Vendor Advisory
• https://git.kernel.org/stable/c/9c9cb23e00ddf45679b21b4dacc11d1ae7961ebe · Patch
• https://git.kernel.org/stable/c/8f94b933103ee1bda119543369cc18a1be5536db · Patch
• https://ubuntu.com/security/CVE-2022-50007 · Vendor Advisory