DescriptionThe kvm_emulate_hypercall function in arch/x86/kvm/x86.c in KVM in the Linux kernel 2.6.25-rc1, and other versions before 2.6.31, when running on x86 systems, does not prevent access to MMU hypercalls from ring 0, which allows local guest OS users to cause a denial of service (guest kernel crash) and read or write guest kernel memory via unspecified "random addresses."
Overall state of this security issue: Resolved
This issue is currently rated as having important severity.
|National Vulnerability Database|
SUSE Timeline for this CVECVE page created: Tue Jul 9 17:03:05 2013
CVE page last modified: Fri Oct 7 12:45:49 2022