CVE-2011-4939

Description

The pidgin_conv_chat_rename_user function in gtkconv.c in Pidgin before 2.10.2 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) by changing a nickname while in an XMPP chat room.

How to fix CVE-2011-4939

To remediate CVE-2011-4939, upgrade the affected package to a fixed version below.

• Debian/pidgin—upgrade to 2.10.2-1 or later

Is CVE-2011-4939 being exploited?

Low — EPSS is 1.1%, meaning exploitation activity has not been observed at scale.

Affected packages (1)

• from 0, < 2.10.2-1

References (1)

• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2011-4939