#VU111406 Memory leak in Linux kernel - CVE-2022-49981
Published: June 19, 2025 / Updated: June 21, 2025
Vulnerability identifier: #VU111406
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-2022-49981
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 hidraw_release() function in drivers/hid/hidraw.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/1bea0bbf66001b0c7bf239a4d70eaf47824d3feb
- https://git.kernel.org/stable/c/52a3c62a815161c2dcf38ac421f6c41d8679462b
- https://git.kernel.org/stable/c/53c7c4d5d40b45c127cb1193bf3e9670f844c3cf
- https://git.kernel.org/stable/c/7e2fa79226580b035b00260d9f240ab9bda4af5d
- https://git.kernel.org/stable/c/a5623a203cffe2d2b84d2f6c989d9017db1856af
- https://git.kernel.org/stable/c/c06b013f5cbfeafe0a9cfa5a7128604c34e0e517
- https://git.kernel.org/stable/c/dfd27a737283313a3e626e97b9d9b2d8d6a94188
- https://git.kernel.org/stable/c/f5b7e9611cffec345d62d5bdd8b6e30e89956818
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.257