Vulnerability identifier: #VU70503
Vulnerability risk: Low
CVSSv3.1: 5.9 [CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-362
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Linux kernel
Operating systems & Components /
Operating system
Vendor: 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.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Linux kernel:
External links
http://lore.kernel.org/all/20221022175404.GA375335@ubuntu/
Can this vulnerability be exploited remotely?
No. The attacker should have physical access to the system in order to successfully exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.