Memory leak in Linux kernel - CVE-2022-50154
Published: June 18, 2025 / Updated: June 21, 2025
Vulnerability identifier: #VU111286
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-50154
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability 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_init_irq_domains() and irq_domain_remove() functions in drivers/pci/controller/pcie-mediatek-gen3.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2022-50154
Install update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/0675fe20da7fa69b1ba80c23470c1433a2356c03
- https://git.kernel.org/stable/c/2aa166c39d5a8221e6e22ab1a583656d4c8dc7f7
- https://git.kernel.org/stable/c/bf038503d5fe90189743124233fe7aeb0984e961
- https://git.kernel.org/stable/c/e593e22786edd9eca058cf054d6a2e12c138da67
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.2