Bug 1062577 (CVE-2014-0055) - CVE-2014-0055 kernel: vhost-net: insufficient handling of error conditions in get_rx_bufs()
Summary: CVE-2014-0055 kernel: vhost-net: insufficient handling of error conditions in...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2014-0055
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1058677 1062579 1070940 1081503
Blocks: 1062618
TreeView+ depends on / blocked
 
Reported: 2014-02-07 11:13 UTC by Petr Matousek
Modified: 2021-02-17 06:53 UTC (History)
10 users (show)

Fixed In Version:
Doc Type: Bug Fix
Doc Text:
Clone Of:
Environment:
Last Closed: 2019-06-08 02:31:24 UTC
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2014:0328 0 normal SHIPPED_LIVE Important: kernel security and bug fix update 2014-03-25 18:29:54 UTC
Red Hat Product Errata RHSA-2014:0339 0 normal SHIPPED_LIVE Important: rhev-hypervisor6 security update 2014-03-31 20:37:26 UTC

Description Petr Matousek 2014-02-07 11:13:59 UTC 
A flaw was found in the way get_rx_bufs() function handled error conditions
reported by vhost_get_vq_desc().

A privileged user in the guest could use this flaw to crash the host.
Comment 1 Petr Matousek 2014-02-07 11:17:17 UTC 
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.
Comment 3 Petr Matousek 2014-03-27 13:14:03 UTC 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 1081503]
Comment 4 Josh Boyer 2014-03-27 16:03:57 UTC 
Upstream patch submission:

http://patchwork.ozlabs.org/patch/334291/
Comment 5 errata-xmlrpc 2014-03-31 16:38:49 UTC 
This issue has been addressed in following products:

  RHEV-H and Agents for RHEL-6

Via RHSA-2014:0339 https://rhn.redhat.com/errata/RHSA-2014-0339.html
Comment 6 errata-xmlrpc 2014-04-01 08:22:58 UTC 
This issue has been addressed in following products:

  Red Hat Enterprise Linux 6

Via RHSA-2014:0328 https://rhn.redhat.com/errata/RHSA-2014-0328.html
Comment 7 Fedora Update System 2014-04-04 09:45:58 UTC 
kernel-3.13.8-200.fc20 has been pushed to the Fedora 20 stable repository.  If problems still persist, please make note of it in this bug report.
Comment 8 Fedora Update System 2014-04-09 00:51:34 UTC 
kernel-3.13.9-100.fc19 has been pushed to the Fedora 19 stable repository.  If problems still persist, please make note of it in this bug report.
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