CVE-2013-2016

Impact

A flaw was found in the way qemu v1.3.0 and later (virtio-rng) validates addresses when guest accesses the config space of a virtio device. If the virtio device has zero/small sized config space, such as virtio-rng, a privileged guest user could use this flaw to access the matching host's qemu address space and thus increase their privileges on the host.

Affected products

Weakness classification

References

• NVD record
• CVE.org record
• http://lists.opensuse.org/opensuse-security-announce/2014-05/msg00002.html
• http://www.openwall.com/lists/oss-security/2013/04/29/5
• http://www.openwall.com/lists/oss-security/2013/04/29/6
• http://www.securityfocus.com/bid/59541
• https://access.redhat.com/security/cve/cve-2013-2016
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-2016
• https://exchange.xforce.ibmcloud.com/vulnerabilities/83850
• https://github.com/qemu/qemu/commit/5f5a1318653c08e435cfa52f60b6a712815b659d
• https://security-tracker.debian.org/tracker/CVE-2013-2016
• http://lists.opensuse.org/opensuse-security-announce/2014-05/msg00002.html
• http://www.openwall.com/lists/oss-security/2013/04/29/5
• http://www.openwall.com/lists/oss-security/2013/04/29/6
• http://www.securityfocus.com/bid/59541
• https://access.redhat.com/security/cve/cve-2013-2016
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-2016
• https://exchange.xforce.ibmcloud.com/vulnerabilities/83850
• https://github.com/qemu/qemu/commit/5f5a1318653c08e435cfa52f60b6a712815b659d
• https://security-tracker.debian.org/tracker/CVE-2013-2016