PT-2025-8251 · Linux+1 · Linux Kernel+1

CVE-2022-49317

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Published

2022-01-01

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Updated

2026-08-23

CVSS v3.1

5.5

Medium

VectorAV: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 flaw in the F2FS file system support module of the Linux kernel, specifically within the f2fs io schedule timeout() function, can lead to an infinite loop when flushing node pages. This occurs when the system continuously receives EIO (Input/Output error) responses, preventing the loop from reaching its exit condition. Exploitation of this issue can result in a denial of service.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Infinite Loop

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Weakness Enumeration

Related Identifiers

BDU:2026-09155
CVE-2022-49317

Affected Products

Debian
Linux Kernel