PT-2025-25878 · Linux+2 · Linux Kernel+2

Published 2022-09-01 · Updated 2025-07-28 · CVE-2022-49952

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A memory corruption issue has been resolved in the Linux kernel. The issue occurred due to the lack of a sanity check on the probed-session count, which could lead to memory corruption beyond the fixed-size slab-allocated session array when there are more than FASTRPC MAX SESSIONS sessions defined in the devicetree.

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

Exploit

Memory Corruption

Buffer Overflow

Weakness Enumeration

CWE-787

CWE-119

Related Identifiers

BDU:2026-02583

CVE-2022-49952

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-2025:02537-1

SUSE-SU-2025:2264-1

SUSE-SU-2025_02264-1

SUSE-SU-2025_02308-1

SUSE-SU-2025_02537-1

Affected Products

Astra Linux

Linux Kernel

Suse

References · 602

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49952.json · Exploit
• https://bdu.fstec.ru/vul/2026-02583 · Security Note
• https://ubuntu.com/security/CVE-2022-49952 · Vendor Advisory
• https://git.kernel.org/stable/c/c0425c2facd9166fa083f90c9f3187ace0c7837a · Patch
• https://osv.dev/vulnerability/CVE-2022-49952 · Vendor Advisory
• https://git.kernel.org/stable/c/ec186b9f4aa2e6444d5308a6cc268aada7007639 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:02308-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:02537-1 · Vendor Advisory
• https://git.kernel.org/stable/c/9baa1415d9abdd1e08362ea2dcfadfacee8690b5 · Patch
• https://git.kernel.org/stable/c/c99bc901d5eb9fbdd7bd39f625e170ce97390336 · Patch
• https://security-tracker.debian.org/tracker/CVE-2022-49952 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-49952 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-49952 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:02264-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-49952 · Vendor Advisory