Bug 665421 (CVE-2010-4528) - CVE-2010-4528 Pidgin: MSN DirectConnect DoS (crash) after receiving a short P2P message
Summary: CVE-2010-4528 Pidgin: MSN DirectConnect DoS (crash) after receiving a short P...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2010-4528
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 665856
Blocks:
TreeView+ depends on / blocked
 
Reported: 2010-12-23 18:19 UTC by Jan Lieskovsky
Modified: 2021-03-26 15:08 UTC (History)
3 users (show)

Fixed In Version:
Doc Type: Bug Fix
Doc Text:
Clone Of:
Environment:
Last Closed: 2012-10-04 18:27:38 UTC


Attachments (Terms of Use)

Description Jan Lieskovsky 2010-12-23 18:19:10 UTC
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 18:23:40 UTC
This issue did NOT affect the versions of the Pidgin package, as shipped
with Red Hat Enterprise Linux 4, 5, or 6.

--

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 06:44:58 UTC
Public via:

http://pidgin.im/news/security/?id=49

Comment 7 Jan Lieskovsky 2010-12-27 13:39:57 UTC
CVE Request:
http://www.openwall.com/lists/oss-security/2010/12/27/1

Comment 8 Jan Lieskovsky 2010-12-27 13:41:17 UTC
Created pidgin tracking bugs for this issue

Affects: fedora-all [bug 665856]

Comment 10 Jan Lieskovsky 2010-12-27 13:50:48 UTC
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 07:29:17 UTC
This has been assigned CVE-2010-4528

Comment 14 Vincent Danen 2012-10-04 18:27:38 UTC
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)


Note You need to log in before you can comment on or make changes to this bug.