PT-2025-26072 · Linux+3 · Linux Kernel+3

Published 2022-07-05 · Updated 2025-07-28 · CVE-2022-50146

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. The problem occurs when the dw pcie ep init() function fails after initializing EPC memory and allocating the MSI memory region, resulting in these actions not being undone. This causes a memory leak. The issue has been resolved by adding a cleanup-on-error path.

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

Exploit

Memory Leak

Weakness Enumeration

CWE-401

Related Identifiers

BDU:2026-04564

CVE-2022-50146

RHSA-2023:2458

RHSA-2023_2458

SUSE-SU-2025:02264-1

SUSE-SU-2025:02308-1

SUSE-SU-2025:02320-1

SUSE-SU-2025:02321-1

SUSE-SU-2025:02322-1

SUSE-SU-2025:02334-1

SUSE-SU-2025:02537-1

SUSE-SU-2025:2264-1

SUSE-SU-2025_02264-1

SUSE-SU-2025_02308-1

SUSE-SU-2025_02334-1

SUSE-SU-2025_02537-1

Affected Products

Astra Linux

Linux Kernel

Red Hat

Suse

References · 741

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50146.json · Exploit
• https://osv.dev/vulnerability/CVE-2022-50146 · Vendor Advisory
• https://git.kernel.org/stable/c/b03a8f1264ea8c363bec9ef6e37b467f27cb04ea · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:02334-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:02321-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-50146 · Security Note
• https://git.kernel.org/stable/c/e7599a5974d4c64eaae8009c3f2e47b9e3223e07 · Patch
• https://ubuntu.com/security/CVE-2022-50146 · Vendor Advisory
• https://git.kernel.org/stable/c/8161e9626b50892eaedbd8070ecb1586ecedb109 · Patch
• https://git.kernel.org/stable/c/2d546db5c80c45cac3ccd929550244fd58f4ff58 · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-50146 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:02308-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:02320-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2022-50146 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-50146 · Security Note