Bug 1348878 (CVE-2016-2374)

Summary: CVE-2016-2374 pidgin: MXIT MultiMX Message Code Execution Vulnerability
Product: [Other] Security Response Reporter: Andrej Nemec <anemec>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED WONTFIX QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: cschalle, debarshir, itamar, jskarvad, jsynacek, mbarnes, stu
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: pidgin 2.11.0 Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2019-06-08 02:55:40 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 1350338, 1403136    
Bug Blocks: 1348890    

Description Andrej Nemec 2016-06-22 09:06:22 UTC
An exploitable memory corruption vulnerability exists in the handling of the MXIT protocol in Pidgin. Specially crafted MXIT MultiMX message sent via the server can result in an out-of-bounds write leading to memory disclosure and code execution.

External references:

http://www.talosintel.com/reports/TALOS-2016-0142/
http://www.pidgin.im/news/security/?id=107

Upstream fixes:

https://bitbucket.org/pidgin/main/commits/f6c08d962618