#VU120668 Memory leak in Linux kernel - CVE-2022-50863
Published: December 30, 2025 / Updated: December 31, 2025
Vulnerability identifier: #VU120668
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-2022-50863
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 rtw89_h2c_tx() function in drivers/net/wireless/realtek/rtw89/core.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/216c59b66f2d0c428a4fdaa24dc28cd6be4a2bf6
- https://git.kernel.org/stable/c/d4b4f6ff8ff1b87d25977423cf38fb61744d0023
- https://git.kernel.org/stable/c/eae672f386049146058b9e5d3d33e9e4af9dca1d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.17
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1