#VU116710 Memory leak in Linux kernel - CVE-2022-50543
Published: October 8, 2025 / Updated: October 27, 2025
Vulnerability identifier: #VU116710
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-2022-50543
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 rxe_mr_alloc() and rxe_mr_init_user() functions in drivers/infiniband/sw/rxe/rxe_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/06f73568f553b5be6ba7f6fe274d333ea29fc46d
- https://git.kernel.org/stable/c/6ce577f09013206e36e674cd27da3707b2278268
- https://git.kernel.org/stable/c/7d984dac8f6bf4ebd3398af82b357e1d181ecaac
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.16
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2