SB2025061940 - Memory leak in Linux kernel sysdev xive
Published: June 19, 2025 Updated: June 21, 2025
Security Bulletin ID
SB2025061940
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) Memory leak (CVE-ID: CVE-2022-50104)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the xive_get_max_prio() function in arch/powerpc/sysdev/xive/spapr.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/255b650cbec6849443ce2e0cdd187fd5e61c218c
- https://git.kernel.org/stable/c/2e18b869a8d574cfe9ee64df9c3d0a7ac7ed07a8
- https://git.kernel.org/stable/c/5ed9709d262bf026b2ff64979fbfe0f496287588
- https://git.kernel.org/stable/c/6d1e53f7f181a11a8a343def1e0d0209905b7c64
- https://git.kernel.org/stable/c/79b8eae24b7ee157bda07695d802be8576983fa8
- https://git.kernel.org/stable/c/d99733ad47a6c990b52e136608455643bfa708f2
- https://git.kernel.org/stable/c/ea494e8a9852abd0ba60f69b254ce0d7c38449e2
- https://git.kernel.org/stable/c/f658d5b528ce97a68efbb64ee54f6fe0909b189a
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.256