#VU122070 Out-of-bounds read in Xen - CVE-2025-58150
Published: January 27, 2026
Vulnerability identifier: #VU122070
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-58150
CWE-ID: CWE-125
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 gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition in Xen with shadow paging + tracing on x86 systems. An HVM guests running in shadow paging mode can trigger an out-of-bounds read error and read contents of memory on the system.
Remediation
Install updates from vendor's website.