SB2025091916 - Memory leak in Linux kernel irqchip driver
Published: September 19, 2025 Updated: September 22, 2025
Security Bulletin ID
SB2025091916
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-2022-50416)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the wpcm450_aic_of_init() function in drivers/irqchip/irq-wpcm450-aic.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/4208d4faf36573a507b5e5de17abe342e9276759
- https://git.kernel.org/stable/c/740efb64ca5e8f2b30ac843bc4ab07950479fed4
- https://git.kernel.org/stable/c/773c9d7f127f7a599d42ceed831de69f5aa22f03
- https://git.kernel.org/stable/c/bcbcb396e1a8bd4dcaabfb0d5b98abae70880470
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.16