CVE-2010-2784
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…
Does this matter?
Lower severity and a low EPSS score (0.28%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 2.0
- 6.6 MEDIUMAV:L/AC:M/Au:S/C:C/I:C/A:C
- EPSS
- 0.28% probability · 20th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-264
- Affected
- redhat/enterprise virtualization · redhat/kvm
- Source
- secalert@redhat.com
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.htmlPatch, Vendor Advisory
- https://rhn.redhat.com/errata/RHSA-2010-0627.htmlPatch, Vendor Advisory
- 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.htmlPatch, Vendor Advisory
- https://rhn.redhat.com/errata/RHSA-2010-0627.htmlPatch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.