SB2025022699 - Memory leak in Linux kernel pci controller driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025022699
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-2022-49454)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the mtk_pcie_subsys_powerup() function in drivers/pci/controller/pcie-mediatek.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/09b2d906d78ddf5042b1f3e0091835fc6997e8a4
- https://git.kernel.org/stable/c/214e0d8fe4a813ae6ffd62bc2dfe7544c20914f4
- https://git.kernel.org/stable/c/4cef4237d6c37257cb6ddc397723e9c0dded0efe
- https://git.kernel.org/stable/c/ad1c9d13e04509ae24fae8dd2897148657323519
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.46