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CVE-2014-5146

Certain MMU virtualization operations in Xen 4.2.x through 4.4.x before the xsa97-hap patch, when using Hardware Assisted Paging (HAP), are not preemptible, wh…

Impact

Certain MMU virtualization operations in Xen 4.2.x through 4.4.x before the xsa97-hap patch, when using Hardware Assisted Paging (HAP), are not preemptible, which allows local HVM guest to cause a denial of service (vcpu consumption) by invoking these operations, which process every page assigned to a guest, a different vulnerability than CVE-2014-5149.

Affected products

VendorProductAffected versions
OpensuseOpensuse
Versions 13.1, 13.2
XenXen
Versions 4.2.0, 4.2.1, 4.2.2, 4.2.3, 4.3.0, 4.3.1

Weakness classification

CWE-399

References