#VU120686 Memory leak in Linux kernel - CVE-2022-50834
Published: December 30, 2025 / Updated: December 31, 2025
Vulnerability identifier: #VU120686
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-2022-50834
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 nfc_genl_se_io() and nfc_genl_vendor_cmd() functions in net/nfc/netlink.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/277f0d0a9084e7454e5532c823a7a876a7b00af7
- https://git.kernel.org/stable/c/a743128fca394a43425020a4f287d3168d94d04f
- https://git.kernel.org/stable/c/b32f6bef248562bb5191ada527717ea50b319466
- https://git.kernel.org/stable/c/b63bc2db244c1b57e36f16ea5f2a1becda413f68
- https://git.kernel.org/stable/c/d1d912e7f82d7216ba4e266048ec1d1f5ea93839
- https://git.kernel.org/stable/c/d8e410315ad393b23520b5db0706be853589c548
- https://git.kernel.org/stable/c/df49908f3c52d211aea5e2a14a93bbe67a2cb3af
- https://git.kernel.org/stable/c/e0f5c962c066e769c187f037fedc883f8abd4e82
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.163