CVE-2010-2784

MEDIUM

Description

The subpage MMIO initialization functionality in the subpage_register function in exec.c in QEMU-KVM, as used in the Hypervisor (aka rhev-hypervisor) in Red Hat Enterprise Virtualization (RHEV) 2.2 and KVM 83, does not properly select the index for access to the callback array, which allows guest OS users to cause a denial of service (guest OS crash) or possibly gain privileges via unspecified vectors.

References

http://www.spinics.net/lists/kvm/msg39173.html

https://bugzilla.redhat.com/show_bug.cgi?id=619411

https://rhn.redhat.com/errata/RHSA-2010-0622.html

https://rhn.redhat.com/errata/RHSA-2010-0627.html

Details

Source: MITRE

Published: 2010-08-24

Updated: 2010-08-25

Type: CWE-264

Risk Information

CVSS v2.0

Base Score: 6.6

Vector: AV:L/AC:M/Au:S/C:C/I:C/A:C

Impact Score: 10

Exploitability Score: 2.7

Severity: MEDIUM