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Bug 683031 - (CVE-2011-1091) CVE-2011-1091 Pidgin: Multiple NULL pointer dereference flaws in Yahoo protocol plug-in
CVE-2011-1091 Pidgin: Multiple NULL pointer dereference flaws in Yahoo protoc...
Status: CLOSED ERRATA
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
low Severity low
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Assigned To: Red Hat Product Security
public=20110310,reported=20110305,sou...
: Security
Depends On: 684119 684120 743796 743797 743798 833968
Blocks: 743482
  Show dependency treegraph
 
Reported: 2011-03-08 06:52 EST by Jan Lieskovsky
Modified: 2016-03-04 07:52 EST (History)
4 users (show)

See Also:
Fixed In Version:
Doc Type: Bug Fix
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Clone Of:
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Last Closed: 2015-08-22 11:55:32 EDT
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RHEL 7.3 requirements from Atomic Host:
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Attachments (Terms of Use)


External Trackers
Tracker ID Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2011:0616 normal SHIPPED_LIVE Low: pidgin security and bug fix update 2011-05-19 07:09:02 EDT
Red Hat Product Errata RHSA-2011:1371 normal SHIPPED_LIVE Moderate: pidgin security update 2011-10-13 23:31:26 EDT

  None (edit)
Description Jan Lieskovsky 2011-03-08 06:52:52 EST
Multiple NULL pointer dereference flaws were found in the way Yahoo protocol
plug-in of the Pidgin instant messaging client handled malformed YMSG packets
(SMS messages and notification packets). A remote, authenticated user could
use this flaw to cause denial of service (Pidgin crash) via specially-crafted
notification message. The SMS messages handling issue is exploitable only via
specially-crafted SMS message, sent from remote, malicious Yahoo server.

Acknowledgements:

Red Hat would like to thank the Pidgin project for reporting these issues.
Upstream acknowledges Marius Wachtler as the original reporter.
Comment 3 Jan Lieskovsky 2011-03-08 07:03:53 EST
This issue affects the versions of the pidgin package, as shipped
with Red Hat Enterprise Linux 4, 5, and 6.

--

This issue affects the versions of the pidgin package, as shipped
with Fedora release of 13 and 14.
Comment 5 Jan Lieskovsky 2011-03-08 07:33:00 EST
The CVE identifier of CVE-2011-1091 has been assigned to these issues.
Comment 11 Huzaifa S. Sidhpurwala 2011-03-11 02:24:46 EST
public via:

http://pidgin.im/news/security/?id=51
Comment 13 Huzaifa S. Sidhpurwala 2011-03-11 02:27:38 EST
Created pidgin tracking bugs for this issue

Affects: fedora-all [bug 684120]
Comment 14 Huzaifa S. Sidhpurwala 2011-03-11 02:42:13 EST
Statement:

This issue affects the versions of pidgin package as shipped with Red Hat Enterprise Linux 4, 5 and 6. The Red Hat Security Response Team has rated this issue as having low security impact, a future update may address this flaw.
Comment 17 errata-xmlrpc 2011-05-19 07:09:09 EDT
This issue has been addressed in following products:

  Red Hat Enterprise Linux 6

Via RHSA-2011:0616 https://rhn.redhat.com/errata/RHSA-2011-0616.html
Comment 18 errata-xmlrpc 2011-05-19 09:41:13 EDT
This issue has been addressed in following products:

  Red Hat Enterprise Linux 6

Via RHSA-2011:0616 https://rhn.redhat.com/errata/RHSA-2011-0616.html
Comment 20 errata-xmlrpc 2011-10-13 23:31:33 EDT
This issue has been addressed in following products:

  Red Hat Enterprise Linux 4
  Red Hat Enterprise Linux 5

Via RHSA-2011:1371 https://rhn.redhat.com/errata/RHSA-2011-1371.html

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