CVE-2014-9066: Medium severity xen xapi vulnerability
Xen 4.4.x and earlier, when using a large number of VCPUs, does not properly handle read and write locks, which allows local x86 guest users to cause a denial of service (write denial or NMI watchdog timeout and host crash) via a large number of read requests, a different vulnerability than CVE-2014-9065.
Affected Software
Remediation
Patch Available
Event History
Frequently Asked Questions
What is the severity of CVE-2014-9066?
CVE-2014-9066 is classified as a moderate severity vulnerability due to its potential to cause denial of service.
How do I fix CVE-2014-9066?
To fix CVE-2014-9066, upgrade to a version of Xen later than 4.4.1 that addresses the vulnerability.
Who is affected by CVE-2014-9066?
CVE-2014-9066 affects users of Xen versions up to and including 4.4.1 and specific versions of openSUSE.
What type of attack does CVE-2014-9066 allow?
CVE-2014-9066 allows local x86 guest users to execute an attack that could lead to a denial of service.
Is CVE-2014-9066 a hardware or software vulnerability?
CVE-2014-9066 is a software vulnerability related to the handling of read and write locks in Xen hypervisor.