SB2025061866 - Memory leak in Linux kernel pci controller driver
Published: June 18, 2025 Updated: June 21, 2025
Security Bulletin ID
SB2025061866
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-2022-50157)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the mc_pcie_init_irq_domains() function in drivers/pci/controller/pcie-microchip-host.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/6cd5f93b5c6a66c68a91dbc604a78207252ecd43
- https://git.kernel.org/stable/c/880ece912b958a0c92cc0baa8e906fb9b49a4b53
- https://git.kernel.org/stable/c/c0ad5c7e68d10f6f8ffb0f4329e3c19404fbca58
- https://git.kernel.org/stable/c/f030304fdeb87ec8f1b518c73703214aec6cc24a
- 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