Input validation error in Linux kernel - CVE-2024-26705
Published: July 2, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU93689
CSH Severity: Low
CVSS v4: 6.8 [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]
CVE-ID: CVE-2024-26705
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the DEFINE_STATIC_KEY_TRUE() function in arch/parisc/kernel/cache.c. A local user can perform a denial of service (DoS) attack.
Affected software
Linux kernel
How to mitigate CVE-2024-26705
Install update from vendor's website.
Linux kernel - addressed in versions 6.6.18, 6.7.6, 6.8
External References
- https://git.kernel.org/stable/c/54944f45470af5965fb9c28cf962ec30f38a8f5b
- https://git.kernel.org/stable/c/aa52be55276614d33f22fbe7da36c40d6432d10b
- https://git.kernel.org/stable/c/913b9d443a0180cf0de3548f1ab3149378998486
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.18
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8