PT-2025-25892 · Linux+4 · Linux Kernel+4

Published 2022-08-10 · Updated 2025-11-14 · CVE-2022-49966

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 vulnerability in the Linux kernel has been resolved by adding a missing ->fini microcode interface for Sienna Cichlid to prevent potential memory leaks.

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:2026-03125

CESA-2023_2951

CVE-2022-49966

RHSA-2023:2458

RHSA-2023:2951

RHSA-2023_2458

RHSA-2023_2951

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

Centos

Linux Kernel

Red Hat

Suse

References · 596

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49966.json · Exploit
• https://git.kernel.org/stable/c/a89e753d5a9f3b321f4a3098e2755c5aabcff0af · Patch
• https://git.kernel.org/stable/c/60d522f317078381ff8a3599fe808f96fc256cd5 · Patch
• https://git.kernel.org/stable/c/0a2d922a5618377cdf8fa476351362733ef55342 · Patch
• https://osv.dev/vulnerability/CVE-2022-49966 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-49966 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:02537-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2022-49966 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:02321-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-49966 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-49966 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-49966 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-03125 · Security Note
• https://ubuntu.com/security/CVE-2022-49966 · Vendor Advisory
• https://git.kernel.org/stable/c/4d21584ac6392aa66171b7efd647ecd1a447556b · Patch