CVE-2011-1166

CVE-2011-1166 affects Xen (likely prior to 4.0.2) where local 64-bit PV guests can cause a host crash/DoS by executing in user mode without user-mode pagetables. The issue is discussed in OSV and Debian- CVE-2011-1166 descriptions. Root cause details beyond the provided text are not specified. No...

Host crash due to failure to correctly validate PV kernel execution state

ISSUE DESCRIPTION Cannot specify user mode execution without specifying user-mode pagetables. Failure to validate this allows a malicious or buggy 64 bit PV guest to crash the host. nb: predates vulnerability handling process and therefore no formal announcement...