Bug 693391 - (CVE-2011-1486) CVE-2011-1486 libvirt: error reporting in libvirtd is not thread safe
CVE-2011-1486 libvirt: error reporting in libvirtd is not thread safe
Status: CLOSED ERRATA
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
medium Severity medium
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Assigned To: Red Hat Product Security
public=20110323,reported=20110325,sou...
: Security
Depends On: 689374 690733 693457 693752 693753
Blocks:
  Show dependency treegraph
 
Reported: 2011-04-04 10:34 EDT by Petr Matousek
Modified: 2015-07-29 10:20 EDT (History)
12 users (show)

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Doc Type: Bug Fix
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Last Closed: 2015-07-29 10:20:34 EDT
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RHEL 7.3 requirements from Atomic Host:


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Description Petr Matousek 2011-04-04 10:34:00 EDT
Description of problem:
When several libvirtd threads are reporting errors at the same time,
the errors can get mixed or corrupted, potentially leading to a
libvirtd crash (DoS).

Upstream commit:
https://www.redhat.com/archives/libvir-list/2011-March/msg01087.html
Comment 1 Vincent Danen 2011-04-04 13:41:16 EDT
This was assigned the CVE name CVE-2011-1486:

http://permalink.gmane.org/gmane.comp.security.oss.general/4749
Comment 2 Petr Matousek 2011-04-04 14:06:46 EDT
Created libvirt tracking bugs for this issue

Affects: fedora-all [bug 693457]
Comment 5 Gurhan Ozen 2011-04-29 13:40:11 EDT
Verified with libvirt-0.8.1-27.el6_0.6 :
# ./concurrent_errors $(pidof libvirtd) kvm-rhel6-x86_64
Attempting to connect to hypervisor
Connected to hypervisor at "qemu:///system"
Starting 5 threads
Watching libvirtd PID 4548

^C
#
Comment 6 errata-xmlrpc 2011-05-02 14:17:10 EDT
This issue has been addressed in following products:

  Red Hat Enterprise Linux 5

Via RHSA-2011:0478 https://rhn.redhat.com/errata/RHSA-2011-0478.html
Comment 7 errata-xmlrpc 2011-05-02 14:22:52 EDT
This issue has been addressed in following products:

  Red Hat Enterprise Linux 6

Via RHSA-2011:0479 https://rhn.redhat.com/errata/RHSA-2011-0479.html

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