#VU102153 Improper locking in Linux kernel - CVE-2024-56744
Published: December 30, 2024 / Updated: May 11, 2025
Vulnerability identifier: #VU102153
Vulnerability risk: Low
CVSSv4.0: 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-2024-56744
CWE-ID: CWE-667
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the system_going_down() and f2fs_handle_critical_error() functions in fs/f2fs/super.c, within the f2fs_stop_checkpoint() function in fs/f2fs/checkpoint.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/1539a088b108996bcdaddb7775070b5163b14233
- https://git.kernel.org/stable/c/801092a2c9c251ef6a8678fcb8fcc1220474a697
- https://git.kernel.org/stable/c/ecf4e6782b01fd578b565b3dd2be7bb0ac91082e
- https://git.kernel.org/stable/c/f10a890308a7cd8794e21f646f09827c6cb4bf5d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.64