CVE-2013-0311

Impact:
Important
Public Date:
2013-02-19
Bugzilla:
912905: CVE-2013-0311 kernel: vhost: fix length for cross region descriptor

The MITRE CVE dictionary describes this issue as:

The translate_desc function in drivers/vhost/vhost.c in the Linux kernel before 3.7 does not properly handle cross-region descriptors, which allows guest OS users to obtain host OS privileges by leveraging KVM guest OS privileges.

Find out more about CVE-2013-0311 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

This issue did affect the version of Linux kernel as shipped with Red Hat Enterprise Linux 6.

This issue did not affect the version of Linux kernel as shipped with Red Hat Enterprise Linux 5 and Red Hat Enterprise MRG 2.

CVSS v2 metrics

Base Score 6.5
Base Metrics AV:A/AC:H/Au:S/C:C/I:C/A:C
Access Vector Adjacent Network
Access Complexity High
Authentication Single
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete

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

Red Hat Security Errata

Platform Errata Release Date
RHEV Hypervisor for RHEL-6 (rhev-hypervisor6) RHSA-2013:0579 2013-02-28
Red Hat Enterprise Linux Extended Update Support 6.2 (kernel) RHSA-2013:0882 2013-05-30
Red Hat Enterprise Linux 6 (kernel) RHSA-2013:0496 2013-02-20
Red Hat Enterprise Linux Extended Update Support 6.3 (kernel) RHSA-2013:0928 2013-06-11

Affected Packages State

Platform Package State
Red Hat Enterprise MRG 2 realtime-kernel Not affected
Red Hat Enterprise Linux 5 kernel Not affected
Unless explicitly stated as not affected, all previous versions of packages in any minor update stream of a product listed here should be assumed vulnerable, although may not have been subject to full analysis.
Last Modified

CVE description copyright © 2017, The MITRE Corporation