Bug 665421 - (CVE-2010-4528) CVE-2010-4528 Pidgin: MSN DirectConnect DoS (crash) after receiving a short P2P message
CVE-2010-4528 Pidgin: MSN DirectConnect DoS (crash) after receiving a short P...
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=20101226,reported=20101222,sou...
: Security
Depends On: 665856
Blocks:
  Show dependency treegraph
 
Reported: 2010-12-23 13:19 EST by Jan Lieskovsky
Modified: 2012-10-04 14:27 EDT (History)
3 users (show)

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Doc Type: Bug Fix
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Last Closed: 2012-10-04 14:27:38 EDT
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RHEL 7.3 requirements from Atomic Host:


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Description Jan Lieskovsky 2010-12-23 13:19:10 EST
A NULL pointer dereference flaw was found in the Pidgin MSN
DirectConnect protocol implementation, by processing certain
P2P messages. A remote, authenticated user could use this flaw
to cause denial of service (Pidgin crash).

Acknowledgements:

Red Hat would like to thank the Pidgin project for reporting this issue.
Upstream acknowledges Stu Tomlinson as the original reporter.
Comment 3 Jan Lieskovsky 2010-12-23 13:23:40 EST
This issue did NOT affect the versions of the Pidgin package, as shipped
with Red Hat Enterprise Linux 4, 5, or 6.

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This issue affects the versions of the Pidgin package, as shipped with
Fedora release of 13 and 14.
Comment 6 Huzaifa S. Sidhpurwala 2010-12-27 01:44:58 EST
Public via:

http://pidgin.im/news/security/?id=49
Comment 7 Jan Lieskovsky 2010-12-27 08:39:57 EST
CVE Request:
http://www.openwall.com/lists/oss-security/2010/12/27/1
Comment 8 Jan Lieskovsky 2010-12-27 08:41:17 EST
Created pidgin tracking bugs for this issue

Affects: fedora-all [bug 665856]
Comment 10 Jan Lieskovsky 2010-12-27 08:50:48 EST
Statement:

This issue did not affect the versions of pidgin package as shipped with
Red Hat Enterprise Linux 4, 5, and 6 as this issue is specific to versions
of libpurple from 2.7.6 up to 2.7.8.
Comment 12 Huzaifa S. Sidhpurwala 2010-12-31 02:29:17 EST
This has been assigned CVE-2010-4528
Comment 14 Vincent Danen 2012-10-04 14:27:38 EDT
This was fixed in Fedora via pidgin-2.7.9-1.fc13 / fc14 / fc15:

* Mon Dec 27 2010 Stu Tomlinson <stu@...> 2.7.9-1
- 2.7.9, includes security/DoS fix in the MSN protocol (#665856)

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