CVE Database


Impact: Important
Public: 2013-10-02
Bugzilla: 1007330: CVE-2013-4344 qemu: buffer overflow in scsi_target_emulate_report_luns


The MITRE CVE dictionary describes this issue as:

Buffer overflow in the SCSI implementation in QEMU, as used in Xen, when a SCSI controller has more than 256 attached devices, allows local users to gain privileges via a small transfer buffer in a REPORT LUNS command.

Find out more about CVE-2013-4344 from the MITRE CVE dictionary and NIST NVD.


This issue does not affect the kvm and xen packages as shipped with Red Hat Enterprise Linux 5.
This issue does affect the qemu-kvm package as shipped with Red Hat Enterprise Linux 6. Future qemu-kvm updates in Red Hat Enterprise Linux 6 may address this flaw.

CVSS v2 metrics

Base Score: 4
Base Metrics: AV:A/AC:H/Au:S/C:P/I:P/A:P
Access Vector: Adjacent Network
Access Complexity: High
Authentication: Single Instance
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
RHEV Agents (vdsm) (qemu-kvm-rhev) RHSA-2013:1754 November 21, 2013
RHEV Hypervisor for RHEL-6 (rhev-hypervisor6) RHSA-2013:1527 November 21, 2013
Red Hat Enterprise Linux version 6 (qemu-kvm) RHSA-2013:1553 November 20, 2013

External References


This issue was discovered by Asias He of Red Hat.

This page is generated automatically and has not been checked for errors or omissions.

For clarification or corrections please contact the Red Hat Security Response Team.