Denial of Service Vulnerability in Xen on Intel x86 Platforms

CVE-2018-19967 · MEDIUM Severity

AV:L/AC:L/AU:N/C:N/I:N/A:C

An issue was discovered in Xen through 4.11.x on Intel x86 platforms allowing guest OS users to cause a denial of service (host OS hang) because Xen does not work around Intel's mishandling of certain HLE transactions associated with the KACQUIRE instruction prefix.

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