Improper locking in Linux kernel - CVE-2024-26847
Published: June 13, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU92086
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-2024-26847
CWE-ID: CWE-667
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to perform a denial of service attack (DoS) on the target system.
The vulnerability exists due to an error in arch/powerpc/kernel/rtas.c caused by usage of an incorrect function name. A local user can perform a denial of service (DoS) attack.
Affected software
Linux kernel
IBM Security Guardium
IBM Security Guardium
How to mitigate CVE-2024-26847
Install updates from vendor's website.
Linux kernel - addressed in versions 6.6.21, 6.7.9, 6.8
IBM Security Guardium - addressed in versions 12.0p31, 12.0p106
IBM Security Guardium - addressed in versions 12.0p31, 12.0p106
External References
- https://git.kernel.org/stable/c/6b6282d56b14879124416a23837af9bd52ae2dfb
- https://git.kernel.org/stable/c/dd63817baf334888289877ab1db1d866af2a6479
- https://git.kernel.org/stable/c/fad87dbd48156ab940538f052f1820f4b6ed2819
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.21
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8