#VU120678 Memory leak in Linux kernel - CVE-2022-50848
Published: December 30, 2025 / Updated: December 31, 2025
Vulnerability identifier: #VU120678
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-2022-50848
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 dio_init() function in drivers/dio/dio.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/4b68caa95064ac464f1b261d08ac677e753d1088
- https://git.kernel.org/stable/c/78fddc0ff971f9874d53c854818cc4aafa144114
- https://git.kernel.org/stable/c/8e002b9fe831b27d4506df6fa60cb33ba0730ac3
- https://git.kernel.org/stable/c/a0ead7e8da84f4c3759417b8e928b65e0207c646
- https://git.kernel.org/stable/c/a524e7fed696a4dfef671e0fda3511bfd2dca0cf
- https://git.kernel.org/stable/c/affe3cea6b3148fa66796a48640664822ceccd48
- https://git.kernel.org/stable/c/da64e01da40c6b71a54144126da53cc3b27201ac
- https://git.kernel.org/stable/c/e63e99397b2613d50a5f4f02ed07307e67a190f1
- https://git.kernel.org/stable/c/fce9890e1be4c0460dad850cc8c00414a9d25f0f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.163