#VU116704 Memory leak in Linux kernel - CVE-2022-50550
Published: October 8, 2025 / Updated: October 27, 2025
Vulnerability identifier: #VU116704
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-2022-50550
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 blkcg_init_disk() function in block/blk-cgroup.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/215f9437dda09531bcb80605298a24219f01cec5
- https://git.kernel.org/stable/c/2a126e1db5553ce4498290df019866952f858954
- https://git.kernel.org/stable/c/813e693023ba10da9e75067780f8378465bf27cc
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.17
- 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