SB20250620174 - Infinite loop in Linux kernel powerpc perf
Published: June 20, 2025 Updated: June 21, 2025
Security Bulletin ID
SB20250620174
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Infinite loop (CVE-ID: CVE-2022-50118)
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.
Remediation
Install update from vendor's website.
References
- 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