PT-2025-26000 · Linux+2 · Linux Kernel+2

CVE-2022-50074 · Published 2022-06-14 · Updated 2025-11-17

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 memory leak issue has been identified in the Linux kernel, specifically in the apparmor module. The issue occurs when the copy from user function fails, causing a memory leak due to the independent allocation of the management struct and data blob. The aa simple write to buffer() function is affected. The issue is resolved by using aa put loaddata(data) to properly free the memory.

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

Exploit

Memory Leak

Improper Resource Release

Resource Exhaustion

Allocation of Resources Without Limits

Weakness Enumeration

CWE-401

CWE-404

CWE-400

CWE-770

Related Identifiers

BDU:2026-09592

CVE-2022-50074

SUSE-SU-2025:02264-1

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_02537-1

Affected Products

Astra Linux

Linux Kernel

Suse

References · 598

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50074.json · Exploit
• https://osv.dev/vulnerability/SUSE-SU-2025:02264-1 · Vendor Advisory
• https://git.kernel.org/stable/c/6583edbf459de2e06b9759f264c0ae27e452b97a · Patch
• https://git.kernel.org/stable/c/7db182a2ebeefded86fea542fcc5d6a68bb77f58 · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-50074 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-50074 · Security Note
• https://git.kernel.org/stable/c/bf7ebebce2c25071c719fd8a2f1307e0c243c2d7 · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-50074 · Vendor Advisory
• https://git.kernel.org/stable/c/8aab4295582eb397a125d2788b829fa62b88dbf7 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-50074 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:02322-1 · Vendor Advisory
• https://git.kernel.org/stable/c/6500eb3a48ac221051b1791818a1ac74744ef617 · Patch
• https://osv.dev/vulnerability/CVE-2022-50074 · Vendor Advisory
• https://git.kernel.org/stable/c/417ea9fe972d2654a268ad66e89c8fcae67017c3 · Patch
• https://ubuntu.com/security/CVE-2022-50074 · Vendor Advisory