WhiteSource Vulnerability Database
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Date: December 13, 2012
The guest_physmap_mark_populate_on_demand function in Xen 4.2 and earlier does not properly unlock the subject GFNs when checking if they are in use, which allows local guest HVM administrators to cause a denial of service (hang) via unspecified vectors.
Upgrade to version 4.3.0-rc1,RELEASE-4.3.0
|Access Vector (AV):||LOCAL|
|Access Complexity (AC):||MEDIUM|