#VU102925 NULL pointer dereference in Linux kernel - CVE-2024-47809
Published: January 17, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU102925
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-2024-47809
CWE-ID: CWE-476
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 NULL pointer dereference within the validate_lock_args() function in fs/dlm/lock.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/2db11504ef82a60c1a2063ba7431a5cd013ecfcb
- https://git.kernel.org/stable/c/6fbdc3980b70e9c1c86eccea7d5ee68108008fa7
- https://git.kernel.org/stable/c/b98333c67daf887c724cd692e88e2db9418c0861
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.66