#VU70503 Race condition in Linux kernel - CVE-2022-45888
Published: December 27, 2022
Vulnerability identifier: #VU70503
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-45888
CWE-ID: CWE-362
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 an attacker to escalate privileges on the system.
The vulnerability exists due to a race condition within the drivers/char/xillybus/xillyusb.c in Linux kernel. An attacker with physical access to the system can trigger a use-after-free error during physical removal of a USB device and execute arbitrary code.
Remediation
Install updates from vendor's website.