#VU94317 Input validation error in Linux kernel - CVE-2024-40944
Published: July 13, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU94317
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-2024-40944
CWE-ID: CWE-20
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 input validation within the machine_kexec_cleanup() and machine_kexec() functions in arch/x86/kernel/machine_kexec_64.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/d91ddd05082691e69b30744825d18ae799293258
- https://git.kernel.org/stable/c/2cfb464669b645a9b98478b74f2bcea9860dcff1
- https://git.kernel.org/stable/c/93c1800b3799f17375989b0daf76497dd3e80922
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.35