Bug 893450 - (CVE-2013-0170) CVE-2013-0170 libvirt: use-after-free in virNetMessageFree()
CVE-2013-0170 libvirt: use-after-free in virNetMessageFree()
Status: CLOSED ERRATA
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
high Severity high
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Assigned To: Red Hat Product Security
impact=important,public=20130128,repo...
: Security
Depends On: 891837 893452 905173
Blocks: 893454 894041
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Reported: 2013-01-09 06:12 EST by Petr Matousek
Modified: 2014-08-29 12:29 EDT (History)
11 users (show)

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Doc Type: Bug Fix
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Last Closed: 2013-01-28 14:36:52 EST
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RHEL 7.3 requirements from Atomic Host:
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External Trackers
Tracker ID Priority Status Summary Last Updated
Debian BTS 699224 None None None Never

  None (edit)
Description Petr Matousek 2013-01-09 06:12:16 EST
A flaw was found in the way message freeing on connection cleanup was handled under certain error conditions. A remote user able to issue commands to libvirt daemon could use this flaw to crash libvirtd or, potentially, escalate their privilages to that of libvirtd process.

Acknowledgements:

This issue was discovered by Tingting Zheng of Red Hat.
Comment 3 Vincent Danen 2013-01-24 10:58:14 EST
Statement:

Not vulnerable. This issue did not affect the versions of libvirt as shipped with Red Hat Enterprise Linux 5.
Comment 4 Vincent Danen 2013-01-28 13:35:39 EST
Created libvirt tracking bugs for this issue

Affects: fedora-all [bug 905173]
Comment 5 errata-xmlrpc 2013-01-28 14:12:33 EST
This issue has been addressed in following products:

  Red Hat Enterprise Linux 6

Via RHSA-2013:0199 https://rhn.redhat.com/errata/RHSA-2013-0199.html
Comment 6 Jan Lieskovsky 2013-01-29 08:17:59 EST
Relevant upstream patch:
  http://libvirt.org/git/?p=libvirt.git;a=commit;h=46532e3e8ed5f5a736a02f67d6c805492f9ca720
Comment 7 Fedora Update System 2013-02-05 11:54:02 EST
libvirt-0.10.2.3-1.fc18 has been pushed to the Fedora 18 stable repository.  If problems still persist, please make note of it in this bug report.
Comment 8 Fedora Update System 2013-02-07 21:07:33 EST
libvirt-0.9.6.4-1.fc16 has been pushed to the Fedora 16 stable repository.  If problems still persist, please make note of it in this bug report.
Comment 9 Fedora Update System 2013-02-07 21:28:07 EST
libvirt-0.9.11.9-1.fc17 has been pushed to the Fedora 17 stable repository.  If problems still persist, please make note of it in this bug report.

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