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CVE-2012-3494

CVE-kwetsbaarheidsdetails - eXtreme Datacenter Security Operations

Gepubliceerd 2012-11-23 20:00:00
Laatst bijgewerkt 2024-08-06 20:05:12
Toegewezen door redhat
CVSS-score geen score
Status PUBLISHED

Beschrijving

The set_debugreg hypercall in include/asm-x86/debugreg.h in Xen 4.0, 4.1, and 4.2, and Citrix XenServer 6.0.2 and earlier, when running on x86-64 systems, allows local OS guest users to cause a denial of service (host crash) by writing to the reserved bits of the DR7 debug control register.