CVE-2011-2512

The virtio_queue_notify in qemu-kvm 0.14.0 and earlier does not properly validate the virtqueue number, which allows guest users to cause a denial of service (guest crash) and possibly execute arbitrary code via a negative number in the Queue Notify field of the Virtio Header, which bypasses a signed comparison.
References
Link Resource
http://git.kernel.org/?p=virt/kvm/qemu-kvm.git%3Ba=commitdiff%3Bh=7157e2e23e89adcd436caeab31fdd6b47eded377
http://lists.opensuse.org/opensuse-security-announce/2011-07/msg00007.html
http://rhn.redhat.com/errata/RHSA-2011-0919.html
http://secunia.com/advisories/44458 Vendor Advisory
http://secunia.com/advisories/44648 Vendor Advisory
http://secunia.com/advisories/45158 Vendor Advisory
http://secunia.com/advisories/45170 Vendor Advisory
http://secunia.com/advisories/45301 Vendor Advisory
http://ubuntu.com/usn/usn-1165-1
http://www.openwall.com/lists/oss-security/2011/06/28/13 Patch
http://www.openwall.com/lists/oss-security/2011/06/29/15 Patch
http://www.osvdb.org/74751
https://hermes.opensuse.org/messages/9605323
https://www.debian.org/security/2011/dsa-2270
http://git.kernel.org/?p=virt/kvm/qemu-kvm.git%3Ba=commitdiff%3Bh=7157e2e23e89adcd436caeab31fdd6b47eded377
http://lists.opensuse.org/opensuse-security-announce/2011-07/msg00007.html
http://rhn.redhat.com/errata/RHSA-2011-0919.html
http://secunia.com/advisories/44458 Vendor Advisory
http://secunia.com/advisories/44648 Vendor Advisory
http://secunia.com/advisories/45158 Vendor Advisory
http://secunia.com/advisories/45170 Vendor Advisory
http://secunia.com/advisories/45301 Vendor Advisory
http://ubuntu.com/usn/usn-1165-1
http://www.openwall.com/lists/oss-security/2011/06/28/13 Patch
http://www.openwall.com/lists/oss-security/2011/06/29/15 Patch
http://www.osvdb.org/74751
https://hermes.opensuse.org/messages/9605323
https://www.debian.org/security/2011/dsa-2270
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:kvm_group:qemu-kvm:*:*:*:*:*:*:*:*
cpe:2.3:a:kvm_group:qemu-kvm:0.12:*:*:*:*:*:*:*

History

No history.

Information

Published : 2012-06-21 15:55

Updated : 2025-04-11 00:51


NVD link : CVE-2011-2512

Mitre link : CVE-2011-2512

CVE.ORG link : CVE-2011-2512


JSON object : View

Products Affected

kvm_group

  • qemu-kvm
CWE
CWE-20

Improper Input Validation