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CVE-2014-7155

CVE-kwetsbaarheidsdetails - eXtreme Datacenter Security Operations

Gepubliceerd 2014-10-02 14:00:00
Laatst bijgewerkt 2024-08-06 12:40:19
Toegewezen door mitre
CVSS-score geen score
Status PUBLISHED

Beschrijving

The x86_emulate function in arch/x86/x86_emulate/x86_emulate.c in Xen 4.4.x and earlier does not properly check supervisor mode permissions, which allows local HVM users to cause a denial of service (guest crash) or gain guest kernel mode privileges via vectors involving an (1) HLT, (2) LGDT, (3) LIDT, or (4) LMSW instruction.