#VU111293 Memory leak in Linux kernel - CVE-2022-50138
Published: June 19, 2025 / Updated: June 21, 2025
Vulnerability identifier: #VU111293
Vulnerability risk: Low
CVSSv4.0: 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-2022-50138
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 __qedr_alloc_mr() function in drivers/infiniband/hw/qedr/verbs.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/07ba048df306dc93fc4d2ef670b9e24644a2069f
- https://git.kernel.org/stable/c/79ce50dddaf28b5c57911ecc80a2be17a0b17f83
- https://git.kernel.org/stable/c/7e647a8d5fc0a2c8e0f36f585a6388286a25bb15
- https://git.kernel.org/stable/c/b3236a64ddd125a455ef5b5316c1b9051b732974
- https://git.kernel.org/stable/c/b4c9f7db9f0148423557539af0fdf513338efe08
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.2