CVE Database


Impact: Moderate
Public: 2014-03-27
Bugzilla: 1064440: CVE-2014-0077 kernel: vhost-net: insufficiency in handling of big packets in handle_rx()


The MITRE CVE dictionary describes this issue as:

drivers/vhost/net.c in the Linux kernel before 3.13.10, when mergeable buffers are disabled, does not properly validate packet lengths, which allows guest OS users to cause a denial of service (memory corruption and host OS crash) or possibly gain privileges on the host OS via crafted packets, related to the handle_rx and get_rx_bufs functions.

Find out more about CVE-2014-0077 from the MITRE CVE dictionary and NIST NVD.


This issue does not affect Red Hat Enterprise Linux 5 and Red Hat Enterprise MRG 2.

CVSS v2 metrics

Base Score: 5.5
Base Metrics: AV:A/AC:H/Au:S/C:P/I:P/A:C
Access Vector: Adjacent Network
Access Complexity: High
Authentication: Single Instance
Confidentiality Impact: Partial
Integrity Impact: Partial
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-2014:0629 June 05, 2014
Red Hat Enterprise Linux Server EUS (v. 6.3) (kernel) RHSA-2014:0593 June 03, 2014
Red Hat Enterprise Linux Server EUS (v. 6.4) (kernel) RHSA-2014:0634 June 04, 2014
Red Hat Enterprise Linux version 6 (kernel) RHSA-2014:0475 May 07, 2014

External References


This issue was discovered by Michael S. Tsirkin 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.