#VU117555 Memory leak in Linux kernel - CVE-2022-50578
Published: October 23, 2025 / Updated: October 26, 2025
Vulnerability identifier: #VU117555
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-2022-50578
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 __class_register() function in drivers/base/class.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/18a7200646958cf8e1b8a933de08122fc50676cd
- https://git.kernel.org/stable/c/3bb9c92c27624ad076419a70f2b1a30cd1f8bbbd
- https://git.kernel.org/stable/c/3e0efc3f3f5e5c73996782f8db69963e501bb878
- https://git.kernel.org/stable/c/417ef049e3fd3b0d2593c1d5ffa3d0d5d0a018a7
- https://git.kernel.org/stable/c/4efa5443817c1b6de22d401aeca5b2481e835f8c
- https://git.kernel.org/stable/c/8c3e8a6bdb5253b97ad532570f8b5db5f7a06407
- https://git.kernel.org/stable/c/abaedb68a769e6bf36836b55a2f49b531c5f3f7b
- https://git.kernel.org/stable/c/e764ad5918a099ebeb909ccff83893a714e497e1
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.16