#VU104284 Memory leak in Linux kernel - CVE-2022-49454
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104284
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:U/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-49454
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
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.
External links
- 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