CVE-2022-49097

What it is

In the Linux kernel, the following vulnerability has been resolved: NFS: Avoid writeback threads getting stuck in mempool_alloc() In a low memory situation, allow the NFS writeback code to fail without getting stuck in infinite loops in mempool_alloc().

At a glance

Exploitability

Can be exploited locally on the machine with a low-privilege account. High risk of service disruption.

Exploit odds

0.3% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2025-02-26 07:00 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 05:17 UTC Last updatedMost recent change to the record

Details

Published

2025-02-26 07:00 UTC

Last modified

2026-06-17 05:17 UTC

Exploit probability

0.3% · EPSS, next 30 days

Weakness

CWE-835

Record status

Analyzed

Affected

• Linux Kernel < 5.10.111
• Linux Kernel < 5.15.34
• Linux Kernel < 5.16.20
• Linux Kernel < 5.17.3

Attack profile CVSS 3.1 · 5.5

Attack vector

Local

Complexity

Low

Privileges needed

Low

User interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High