#VU120699 Memory leak in Linux kernel - CVE-2022-50813
Published: December 30, 2025 / Updated: December 31, 2025
Vulnerability identifier: #VU120699
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-2022-50813
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 mcb_probe() function in drivers/mcb/mcb-core.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/0468a585710bbb807a1b9c31df54bcf564d28b2b
- https://git.kernel.org/stable/c/0a23dda78946f604ff752fe223c3c1f4fa6dd7b4
- https://git.kernel.org/stable/c/0d1c2c8db28919c4351000d7c1692f1767bdc4f7
- https://git.kernel.org/stable/c/531ac7b911a962b3b29565dad6ea6b5c3fad3317
- https://git.kernel.org/stable/c/68e54d9ee8222d7805a0b9d3e1c37b8cf3be536a
- https://git.kernel.org/stable/c/6f3467aa5712e6b5550e75a16454b3f17aa1f380
- https://git.kernel.org/stable/c/d7237462561fcd224fa687c56ccb68629f50fc0d
- https://git.kernel.org/stable/c/e420ca85bf42a684ea729c505c07de6709500ed2
- https://git.kernel.org/stable/c/f3686e5e8de0a03c8e70e3ee0ce3078fed612909
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.86