#VU117614 Buffer overflow in Linux kernel - CVE-2022-50575
Published: October 23, 2025 / Updated: October 26, 2025
Vulnerability identifier: #VU117614
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-2022-50575
CWE-ID: CWE-119
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 corruption within the privcmd_ioctl_mmap_resource() function in drivers/xen/privcmd.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/0bf874183b32eae2cc20e3c5be38ec3d33e7e564
- https://git.kernel.org/stable/c/46026bb057c35f5bb111bf95e00cd8366d2e34d4
- https://git.kernel.org/stable/c/4da411086f5ab32f811a89ef804980ec106ebb65
- https://git.kernel.org/stable/c/4f983ee5e5de924d93a7bbb4e6f68f38c6256cd5
- https://git.kernel.org/stable/c/5d68ae32d132ea2af73bc223fd64c46f85302a8b
- https://git.kernel.org/stable/c/8b997b2bb2c53b76a6db6c195930e9ab8e4b0c79
- https://git.kernel.org/stable/c/e0c5f1058ed96f2b7487560c4c4cbd768d13d065
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.16