Memory leak in Linux kernel - CVE-2022-50663
Published: December 10, 2025 / Updated: December 12, 2025
Vulnerability identifier: #VU119539
CSH Severity: Low
CVSS v4.0: 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-2022-50663
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the stmmac_dvr_probe() function in drivers/net/ethernet/stmicro/stmmac/stmmac_main.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2022-50663
Install update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/446757787baf99b7db15cb347783c45a37bfe21f
- https://git.kernel.org/stable/c/96e50897029f65222ef76cfe9bc802321fcea33b
- https://git.kernel.org/stable/c/a137f3f27f9290933fe7e40e6dc8a445781c31a2
- https://git.kernel.org/stable/c/b59253e32c203a20bce15dca80890b7d268bacd7
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.16