#VU94266 Improper locking in Linux kernel - CVE-2024-40998
Published: July 13, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU94266
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-2024-40998
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 __ext4_fill_super() function in fs/ext4/super.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/23afcd52af06880c6c913a0ad99022b8937b575c
- https://git.kernel.org/stable/c/645267906944a9aeec9d5c56ee24a9096a288798
- https://git.kernel.org/stable/c/b4b4fda34e535756f9e774fb2d09c4537b7dfd1c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.36