CVE Database

CVE-2014-0055

Impact: Important
Public: 2014-03-25
Bugzilla: 1062577: CVE-2014-0055 kernel: vhost-net: insufficient handling of error conditions in get_rx_bufs()

Details

The MITRE CVE dictionary describes this issue as:

The get_rx_bufs function in drivers/vhost/net.c in the vhost-net subsystem in the Linux kernel package before 2.6.32-431.11.2 on Red Hat Enterprise Linux (RHEL) 6 does not properly handle vhost_get_vq_desc errors, which allows guest OS users to cause a denial of service (host OS crash) via unspecified vectors.

Find out more about CVE-2014-0055 from the MITRE CVE dictionary and NIST NVD.

Statement

This issue does not affect Red Hat Enterprise Linux 5 and Red Hat Enterprise MRG 2.
This issue affects the versions of Linux kernel as shipped with Red Hat Enterprise Linux 6. Future kernel updates for Red Hat Enterprise Linux 6 may address this issue.

CVSS v2 metrics

Base Score: 5.2
Base Metrics: AV:A/AC:M/Au:S/C:N/I:N/A:C
Access Vector: Adjacent Network
Access Complexity: Medium
Authentication: Single Instance
Confidentiality Impact: None
Integrity Impact: None
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-2014:0339 March 31, 2014
Red Hat Enterprise Linux version 6 (kernel) RHSA-2014:0328 March 25, 2014

External References

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