#VU79040 Deadlock in Xen - CVE-2023-34320
Published: August 7, 2023
Vulnerability identifier: #VU79040
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-2023-34320
CWE-ID: CWE-833
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Xen
Xen
Software vendor:
Xen Project
Xen Project
Description
The vulnerability allows a malicious guest to perform a denial of service (DoS) attack.
The vulnerability exists due to a coding error in code for Cortex-A77 cores (r0p0 and r1p0). A malicious guest can trigger a deadlock and perform a denial of service (DoS) attack.
Remediation
Install updates from vendor's website.