CVE-2014-0223

Impact:
Moderate
Public Date:
2014-05-12
CWE:
CWE-190->CWE-119
Bugzilla:
1097222: CVE-2014-0223 Qemu: qcow1: validate image size to avoid out-of-bounds memory access
An integer overflow flaw was found in the QEMU block driver for QCOW version 1 disk images. A user able to alter the QEMU disk image files loaded by a guest could use this flaw to corrupt QEMU process memory on the host, which could potentially result in arbitrary code execution on the host with the privileges of the QEMU process.

Find out more about CVE-2014-0223 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

Base Score 4.3
Base Metrics AV:A/AC:H/Au:N/C:P/I:P/A:P
Access Vector Adjacent Network
Access Complexity High
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux OpenStack Platform 4.0 (qemu-kvm-rhev) RHSA-2014:1187 2014-09-15
Red Hat Enterprise Linux 7 (qemu-kvm) RHSA-2014:0927 2014-07-23
Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 6 (qemu-kvm-rhev) RHSA-2014:1187 2014-09-15
Red Hat Enterprise Linux 6 (qemu-kvm) RHSA-2014:1075 2014-08-19
Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7 (qemu-kvm-rhev) RHSA-2014:1268 2014-09-22
RHEV Hypervisor for RHEL-6 (rhev-hypervisor6) RHSA-2014:1168 2014-09-09
RHEV Agents (vdsm) (qemu-kvm-rhev) RHSA-2014:1076 2014-08-19

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 5 kvm Fix deferred

Acknowledgements

Red Hat would like to thank NSA for reporting this issue.

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