Memory leak in Linux kernel - CVE-2022-50107
Published: June 19, 2025 / Updated: June 21, 2025
Vulnerability identifier: #VU111307
CSH Severity: Low
CVSS v4: 6.8 [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]
CVE-ID: CVE-2022-50107
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the cifs_readahead() function in fs/cifs/file.c. A local user can perform a denial of service (DoS) attack.
Affected software
Linux kernel
How to mitigate CVE-2022-50107
Install update from vendor's repository.
Linux kernel - addressed in versions 5.18.18, 5.19.2, 6.0
External References
- https://git.kernel.org/stable/c/7105b4047481bc2950fb767cff328d8b75292c0f
- https://git.kernel.org/stable/c/ae497726cd090673a4d20ac725ccc2de8067a7a5
- https://git.kernel.org/stable/c/c6f62f81b488d00afaa86bae26c6ce9ab12c709e
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.18
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0