PT-2025-8649 · Linux+3 · Linux Kernel+3

Published 2023-11-07 · Updated 2025-04-14 · CVE-2022-49716

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 issue in the Linux kernel has been resolved, related to error handling in gic populate ppi partitions. The of get child by name() function returns a node pointer with an incremented refcount, which should be decremented using of node put() when no longer needed. However, when kcalloc fails, it misses the of node put() call, resulting in a refcount leak.

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

Exploit

Related Identifiers

CVE-2022-49716

RHSA-2023:6583

RHSA-2023_6583

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

Red Hat

Suse

References · 1330

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49716.json · Exploit
• https://security-tracker.debian.org/tracker/CVE-2022-49716 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:1027-1 · Vendor Advisory
• https://git.kernel.org/stable/c/0b325d993995a321f6ab4e6c51f0504ec092bf5b · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:1241-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-49716 · Vendor Advisory
• https://git.kernel.org/stable/c/58e67c81e229351027d28c610638378606e33a08 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:1176-1 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-49716 · Vendor Advisory
• https://git.kernel.org/stable/c/c83c34c57798fc41faefcf078be78683db2f4beb · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-49716 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-49716 · Security Note
• https://git.kernel.org/stable/c/ec8401a429ffee34ccf38cebf3443f8d5ae6cb0d · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:1183-1 · Vendor Advisory
• https://git.kernel.org/stable/c/7c9dd9d23f26dabcfb14148b9acdfba540418b19 · Patch