PT-2025-18530 · Linux+2 · Linux Kernel+2

Published 2022-11-15 · Updated 2025-07-10 · CVE-2022-49813

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 concerns error handling in the ena init() function. Specifically, when pci register driver() fails, ena init() does not destroy the workqueue created by create singlethread workqueue(), leading to a resource leak. To prevent this, destroy workqueue() is called when pci register driver() fails.

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

Exploit

Improper Access Control

Use of Uninitialized Resource

Information Disclosure

Incorrect Privilege Assignment

Weakness Enumeration

CWE-284

CWE-908

CWE-200

CWE-266

Related Identifiers

BDU:2026-03723

CVE-2022-49813

SUSE-SU-2025:01918-1

SUSE-SU-2025:01966-1

SUSE-SU-2025:01983-1

SUSE-SU-2025:02173-1

SUSE-SU-2025:02262-1

SUSE-SU-2025:2173-1

SUSE-SU-2025_01983-1

SUSE-SU-2025_02173-1

SUSE-SU-2025_02262-1

Affected Products

Astra Linux

Linux Kernel

Suse

References · 654

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49813.json · Exploit
• https://cve.org/CVERecord?id=CVE-2022-49813 · Security Note
• https://git.kernel.org/stable/c/0e2369223b174d198ec42a3ec0a7f06c8727b968 · Patch
• https://git.kernel.org/stable/c/3f7b2ef8fe924e299bc339811ea3f1b9935c040f · Patch
• https://osv.dev/vulnerability/CVE-2022-49813 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-49813 · Security Note
• https://git.kernel.org/stable/c/d349e9be5a2c2d7588a2c4e4bfa0bb3dc1226769 · 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/DEBIAN-CVE-2022-49813 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:01966-1 · Vendor Advisory
• https://git.kernel.org/stable/c/6b23a4b252044e4fd23438930d452244818d7000 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:02262-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-49813 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:01918-1 · Vendor Advisory