#VU119538 Memory leak in Linux kernel - CVE-2022-50662
Published: December 10, 2025 / Updated: December 12, 2025
Vulnerability identifier: #VU119538
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-2022-50662
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 hns_roce_alloc_mr() function in drivers/infiniband/hw/hns/hns_roce_mr.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/164fa80330a81db67c26d10d071083941d29a510
- https://git.kernel.org/stable/c/35f9cd060e68ff910e49bf37b1b0d336a311849a
- https://git.kernel.org/stable/c/a115aa00b18f7b8982b8f458149632caf64a862a
- https://git.kernel.org/stable/c/fc2c43bf41c89e7451fe750025ae55eb2e2a741d
- https://git.kernel.org/stable/c/fd32e378bc1dea0d48767adf2bbb478581bb0a95
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.16