#VU117561 Memory leak in Linux kernel - CVE-2022-50566
Published: October 23, 2025 / Updated: October 26, 2025
Vulnerability identifier: #VU117561
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-2022-50566
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 add_mtd_device() function in drivers/mtd/mtdcore.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/1b172fb05d6315ecec082fd7544a3390e96f0d7e
- https://git.kernel.org/stable/c/2302e2dc42b1f84f951c725ce742fc21c5a1e151
- https://git.kernel.org/stable/c/330bc5533e8a8ed69cb951d5a8edce9bddb9db21
- https://git.kernel.org/stable/c/71212d73184845c944ef1b43f092e643e5bde003
- https://git.kernel.org/stable/c/895d68a39481a75c680aa421546931fb11942fa6
- https://git.kernel.org/stable/c/a75f45afa932bfb24a2603ebcea5efd2e7cdcfd6
- https://git.kernel.org/stable/c/bcabe1dc2a344adbb3382930a23e273ba9382277
- https://git.kernel.org/stable/c/db07fe76df01f40cb897d6e9066b84e46957beb3
- https://git.kernel.org/stable/c/fa0d32ab8407d7481450c664fd0de64f2dae9489
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.229