Denial Of Service (DoS)

xen is vulnerable to denial of saervice. A race condition when migrating timers between x86 HVM vCPUs allows an attacker to cause a deadlock in the application which will result in a hang or application crash...

PT-2020-16121

Name of the Vulnerable Software and Affected Versions Xen versions prior to 4.14.x Description A race condition exists when migrating timers between x86 HVM vCPUs, potentially causing a hang or crash of the hypervisor, resulting in a Denial of Service DoS. The issue is specific to x86 systems and...