PT-2025-8470 · Linux+5 · Linux Kernel+5

Published 2022-01-01 · Updated 2026-03-14 · CVE-2022-49537

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, related to the lpfc driver when CMF is enabled. The issue was observed during I/O operations and resulted in a call trace. The problem occurred because this cpu ptr() calls smp processor id() in a preemptible context. The fix involves using per cpu ptr() with raw smp processor id() instead.

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

Exploit

Stack Overflow

Weakness Enumeration

CWE-121

Related Identifiers

ALSA-2025_16880

BDU:2026-04024

CESA-2022_7683

CVE-2022-49537

OPENSUSE-SU-2025_1263-1

RHSA-2022:7683

RHSA-2022:8267

RHSA-2022_7683

RHSA-2022_8267

SUSE-SU-2025:01600-1

SUSE-SU-2025:1027-1

SUSE-SU-2025:1176-1

SUSE-SU-2025:1183-1

SUSE-SU-2025:1194-1

SUSE-SU-2025:1241-1

SUSE-SU-2025:1263-1

SUSE-SU-2025_01600-1

SUSE-SU-2025_1027-1

SUSE-SU-2025_1241-1

SUSE-SU-2025_1263-1

Affected Products

Astra Linux

Centos

Debian

Linux Kernel

Red Hat

Suse

References · 1475

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49537.json · Exploit
• https://osv.dev/vulnerability/SUSE-SU-2025:1183-1 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-04024 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-49537 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:1176-1 · Vendor Advisory
• https://git.kernel.org/stable/c/517e0835cfb2007713ff16c4fb8479f08b16aec7 · Patch
• https://git.kernel.org/stable/c/d6d45f67a11136cb88a70a29ab22ea6db8ae6bd5 · Patch
• https://git.kernel.org/stable/c/ae373d66c427812754db5292eb1481b181daf9ce · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-49537 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:01600-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-49537 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:1194-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-49537 · Vendor Advisory
• https://osv.dev/vulnerability/ROOT-OS-DEBIAN-11-CVE-2022-49537 · Vendor Advisory
• https://git.kernel.org/stable/c/cd7f899de4b1b829125d72ee6fbfd878b637b815 · Patch