Input validation error in Linux kernel - CVE-2024-47740

 

Input validation error in Linux kernel - CVE-2024-47740

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


Vulnerability identifier: #VU99228
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-47740
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel

Detailed vulnerability description

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.


How to mitigate CVE-2024-47740

Install update from vendor's website.

Sources