PT-2025-8025 · Linux+3 · Linux Kernel+3

Trond Myklebust · Published 2022-03-22 · Updated 2025-09-29 · CVE-2022-49097

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's NFS writeback code has been resolved, where in low memory situations, writeback threads could get stuck in infinite loops in mempool alloc(), causing the system to fail.

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

Exploit

Infinite Loop

Weakness Enumeration

CWE-835

Related Identifiers

ALSA-2025_16880

BDU:2026-01265

CVE-2022-49097

RHSA-2023:2458

RHSA-2023_2458

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 · 1337

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49097.json · Exploit
• https://security-tracker.debian.org/tracker/CVE-2022-49097 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-49097 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:1183-1 · Vendor Advisory
• https://git.kernel.org/stable/c/1b3fa9a3c420c31e77b406ddc28f3a627100516c · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:1176-1 · Vendor Advisory
• https://git.kernel.org/stable/c/0bae835b63c53f86cdc524f5962e39409585b22c · Patch
• https://git.kernel.org/stable/c/a6caeddd68977a1aaaf62fbd1955b41dd5c3c5d3 · Patch
• https://git.kernel.org/stable/c/ea029e4ce760f786919d06ef52efa2e50ea92a5f · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-49097 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:1241-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:1027-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-49097 · Security Note
• https://git.kernel.org/stable/c/c74e2f6ecc51bd08bb5b0335477dba954a50592e · Patch
• https://ubuntu.com/security/CVE-2022-49097 · Vendor Advisory