SB20241022340 - Input validation error in Linux kernel f2fs 



SB20241022340 - Input validation error in Linux kernel f2fs

Published: October 22, 2024 Updated: May 12, 2025

Security Bulletin ID SB20241022340
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Input validation error (CVE-ID: CVE-2024-47740)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper input validation within the f2fs_ioc_start_atomic_write(), f2fs_ioc_commit_atomic_write(), f2fs_ioc_start_volatile_write(), f2fs_ioc_release_volatile_write() and f2fs_ioc_abort_volatile_write() functions in fs/f2fs/file.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.