PT-2025-8613 · Linux+2 · Linux Kernel+2

Miaoqian Lin · Published 2025-02-26 · Updated 2025-04-14 · CVE-2022-49680

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 refcount leak issue has been identified in the Linux kernel, specifically in the exynos map pmu function for ARM: exynos. The of find matching node() function returns a node pointer with an incremented refcount, which should be decremented using of node put() when no longer needed to prevent a refcount leak. The issue arises from a missing of node put() call. The of node put() function also checks for null pointers.

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

Exploit

Related Identifiers

CVE-2022-49680

SUSE-SU-2025:1027-1

SUSE-SU-2025:1176-1

SUSE-SU-2025:1183-1

SUSE-SU-2025:1241-1

SUSE-SU-2025_1027-1

SUSE-SU-2025_1241-1

Affected Products

Astra Linux

Linux Kernel

Suse

References · 1332

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49680.json · Exploit
• https://git.kernel.org/stable/c/68f28d52e6cbab8dcfa249cac4356d1d0573e868 · Patch
• https://git.kernel.org/stable/c/d23f76018e17618559da9eea179d137362023f95 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:1027-1 · Vendor Advisory
• https://git.kernel.org/stable/c/545ae5cbae839ce39bfe09828e413f1c916082de · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-49680 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2022-49680 · Vendor Advisory
• https://git.kernel.org/stable/c/7571bcecf01b69f0d3ec60ca41ce5d4c75411a4a · Patch
• https://ubuntu.com/security/CVE-2022-49680 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-49680 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:1241-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-49680 · Security Note
• https://git.kernel.org/stable/c/c4c79525042a4a7df96b73477feaf232fe44ae81 · Patch
• https://git.kernel.org/stable/c/f9b77a52937582a5b99a5a07e4ef1e2f48f87347 · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-49680 · Vendor Advisory