Infinite loop in Linux kernel - CVE-2022-50118
Published: June 20, 2025 / Updated: June 21, 2025
Vulnerability identifier: #VU111642
CSH Severity: Low
CVSS v4.0: 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-2022-50118
CWE-ID: CWE-835
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to infinite loop within the power_pmu_disable() function in arch/powerpc/perf/core-book3s.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2022-50118
Install update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/0a24ea26c3278216642a43291df7976a73a0a7ee
- https://git.kernel.org/stable/c/7e83af3dd4a3afca8f83ffde518cafd52f45b830
- https://git.kernel.org/stable/c/875b2bf469d094754ac2ba9af91dcd529eb12bf6
- https://git.kernel.org/stable/c/87b1a9175f08313f40fcb6d6dc536dbe451090eb
- https://git.kernel.org/stable/c/890005a7d98f7452cfe86dcfb2aeeb7df01132ce
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.137
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.61
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.18
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0