Posted by Xen . org security team on Oct 13 Xen Security Advisory CVE-2026-79611 / XSA-518 version 2 VMX: VMentry failure with branch tracing and blocked states UPDATES IN VERSION 2 Public release. ISSUE DESCRIPTION For XSA-308 logic was introduced, as VMX VMEntry checks do not like the exact combination of state which occurs when #DB in intercepted, Single Stepping is active, and blocked by...
Xen Security Advisory 518 v2 (CVE-2026-79611) - VMX: VMentry failure with branch tracing and blocked states
About this summary. This is a short excerpt from the description that oss-security published with its article. Cyber Security News did not report or verify the underlying story. Read the original: https://seclists.org/oss-sec/2026/q4/146
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