An issue was discovered in Xen through 4.9.x allowing guest OS users to cause a denial of service (host OS crash) or gain host OS privileges by leveraging incorrect error handling for reference counting in shadow mode.
CVSS Vector
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:HXen
OSXen≤ 4.9.1
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PATCH AVAILABLE
Vendor update available. Deploy in standard maintenance cycle.
Tags
DoS
CWE
References
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