Red Hat: 2011:1821-01: pidgin: Moderate Advisory
Summary
Pidgin is an instant messaging program which can log in to multiple
accounts on multiple instant messaging networks simultaneously.
An input sanitization flaw was found in the way the AOL Open System for
Communication in Realtime (OSCAR) protocol plug-in in Pidgin, used by the
AOL ICQ and AIM instant messaging systems, escaped certain UTF-8
characters. A remote attacker could use this flaw to crash Pidgin via a
specially-crafted OSCAR message. (CVE-2011-4601)
Multiple NULL pointer dereference flaws were found in the Jingle extension
of the Extensible Messaging and Presence Protocol (XMPP) protocol plug-in
in Pidgin. A remote attacker could use these flaws to crash Pidgin via a
specially-crafted Jingle multimedia message. (CVE-2011-4602)
Red Hat would like to thank the Pidgin project for reporting these issues.
Upstream acknowledges Evgeny Boger as the original reporter of
CVE-2011-4601, and Thijs Alkemade as the original reporter of
CVE-2011-4602.
All Pidgin users should upgrade to these updated packages, which contain
backported patches to resolve these issues. Pidgin must be restarted for
this update to take effect.
Summary
Solution
Before applying this update, make sure all previously-released errata
relevant to your system have been applied.
This update is available via the Red Hat Network. Details on how to
use the Red Hat Network to apply this update are available at
https://access.redhat.com/kb/docs/DOC-11259
References
https://www.redhat.com/security/data/cve/CVE-2011-4601.html https://www.redhat.com/security/data/cve/CVE-2011-4602.html https://access.redhat.com/security/updates/classification/#moderate
Package List
Red Hat Enterprise Linux Desktop (v. 6):
Source:
i386:
libpurple-2.7.9-3.el6.2.i686.rpm
pidgin-2.7.9-3.el6.2.i686.rpm
pidgin-debuginfo-2.7.9-3.el6.2.i686.rpm
x86_64:
libpurple-2.7.9-3.el6.2.i686.rpm
libpurple-2.7.9-3.el6.2.x86_64.rpm
pidgin-2.7.9-3.el6.2.x86_64.rpm
pidgin-debuginfo-2.7.9-3.el6.2.i686.rpm
pidgin-debuginfo-2.7.9-3.el6.2.x86_64.rpm
Red Hat Enterprise Linux Desktop Optional (v. 6):
Source:
i386:
finch-2.7.9-3.el6.2.i686.rpm
finch-devel-2.7.9-3.el6.2.i686.rpm
libpurple-devel-2.7.9-3.el6.2.i686.rpm
libpurple-perl-2.7.9-3.el6.2.i686.rpm
libpurple-tcl-2.7.9-3.el6.2.i686.rpm
pidgin-debuginfo-2.7.9-3.el6.2.i686.rpm
pidgin-devel-2.7.9-3.el6.2.i686.rpm
pidgin-docs-2.7.9-3.el6.2.i686.rpm
pidgin-perl-2.7.9-3.el6.2.i686.rpm
x86_64:
finch-2.7.9-3.el6.2.i686.rpm
finch-2.7.9-3.el6.2.x86_64.rpm
finch-devel-2.7.9-3.el6.2.i686.rpm
finch-devel-2.7.9-3.el6.2.x86_64.rpm
libpurple-devel-2.7.9-3.el6.2.i686.rpm
libpurple-devel-2.7.9-3.el6.2.x86_64.rpm
libpurple-perl-2.7.9-3.el6.2.x86_64.rpm
libpurple-tcl-2.7.9-3.el6.2.x86_64.rpm
pidgin-debuginfo-2.7.9-3.el6.2.i686.rpm
pidgin-debuginfo-2.7.9-3.el6.2.x86_64.rpm
pidgin-devel-2.7.9-3.el6.2.i686.rpm
pidgin-devel-2.7.9-3.el6.2.x86_64.rpm
pidgin-docs-2.7.9-3.el6.2.x86_64.rpm
pidgin-perl-2.7.9-3.el6.2.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 6):
Source:
i386:
finch-2.7.9-3.el6.2.i686.rpm
finch-devel-2.7.9-3.el6.2.i686.rpm
libpurple-2.7.9-3.el6.2.i686.rpm
libpurple-devel-2.7.9-3.el6.2.i686.rpm
libpurple-perl-2.7.9-3.el6.2.i686.rpm
libpurple-tcl-2.7.9-3.el6.2.i686.rpm
pidgin-2.7.9-3.el6.2.i686.rpm
pidgin-debuginfo-2.7.9-3.el6.2.i686.rpm
pidgin-devel-2.7.9-3.el6.2.i686.rpm
pidgin-docs-2.7.9-3.el6.2.i686.rpm
pidgin-perl-2.7.9-3.el6.2.i686.rpm
ppc64:
finch-2.7.9-3.el6.2.ppc.rpm
finch-2.7.9-3.el6.2.ppc64.rpm
finch-devel-2.7.9-3.el6.2.ppc.rpm
finch-devel-2.7.9-3.el6.2.ppc64.rpm
libpurple-2.7.9-3.el6.2.ppc.rpm
libpurple-2.7.9-3.el6.2.ppc64.rpm
libpurple-devel-2.7.9-3.el6.2.ppc.rpm
libpurple-devel-2.7.9-3.el6.2.ppc64.rpm
libpurple-perl-2.7.9-3.el6.2.ppc64.rpm
libpurple-tcl-2.7.9-3.el6.2.ppc64.rpm
pidgin-2.7.9-3.el6.2.ppc64.rpm
pidgin-debuginfo-2.7.9-3.el6.2.ppc.rpm
pidgin-debuginfo-2.7.9-3.el6.2.ppc64.rpm
pidgin-devel-2.7.9-3.el6.2.ppc.rpm
pidgin-devel-2.7.9-3.el6.2.ppc64.rpm
pidgin-docs-2.7.9-3.el6.2.ppc64.rpm
pidgin-perl-2.7.9-3.el6.2.ppc64.rpm
x86_64:
finch-2.7.9-3.el6.2.i686.rpm
finch-2.7.9-3.el6.2.x86_64.rpm
finch-devel-2.7.9-3.el6.2.i686.rpm
finch-devel-2.7.9-3.el6.2.x86_64.rpm
libpurple-2.7.9-3.el6.2.i686.rpm
libpurple-2.7.9-3.el6.2.x86_64.rpm
libpurple-devel-2.7.9-3.el6.2.i686.rpm
libpurple-devel-2.7.9-3.el6.2.x86_64.rpm
libpurple-perl-2.7.9-3.el6.2.x86_64.rpm
libpurple-tcl-2.7.9-3.el6.2.x86_64.rpm
pidgin-2.7.9-3.el6.2.x86_64.rpm
pidgin-debuginfo-2.7.9-3.el6.2.i686.rpm
pidgin-debuginfo-2.7.9-3.el6.2.x86_64.rpm
pidgin-devel-2.7.9-3.el6.2.i686.rpm
pidgin-devel-2.7.9-3.el6.2.x86_64.rpm
pidgin-docs-2.7.9-3.el6.2.x86_64.rpm
pidgin-perl-2.7.9-3.el6.2.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 6):
Source:
i386:
libpurple-2.7.9-3.el6.2.i686.rpm
pidgin-2.7.9-3.el6.2.i686.rpm
pidgin-debuginfo-2.7.9-3.el6.2.i686.rpm
x86_64:
libpurple-2.7.9-3.el6.2.i686.rpm
libpurple-2.7.9-3.el6.2.x86_64.rpm
pidgin-2.7.9-3.el6.2.x86_64.rpm
pidgin-debuginfo-2.7.9-3.el6.2.i686.rpm
pidgin-debuginfo-2.7.9-3.el6.2.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 6):
Source:
i386:
finch-2.7.9-3.el6.2.i686.rpm
finch-devel-2.7.9-3.el6.2.i686.rpm
libpurple-devel-2.7.9-3.el6.2.i686.rpm
libpurple-perl-2.7.9-3.el6.2.i686.rpm
libpurple-tcl-2.7.9-3.el6.2.i686.rpm
pidgin-debuginfo-2.7.9-3.el6.2.i686.rpm
pidgin-devel-2.7.9-3.el6.2.i686.rpm
pidgin-docs-2.7.9-3.el6.2.i686.rpm
pidgin-perl-2.7.9-3.el6.2.i686.rpm
x86_64:
finch-2.7.9-3.el6.2.i686.rpm
finch-2.7.9-3.el6.2.x86_64.rpm
finch-devel-2.7.9-3.el6.2.i686.rpm
finch-devel-2.7.9-3.el6.2.x86_64.rpm
libpurple-devel-2.7.9-3.el6.2.i686.rpm
libpurple-devel-2.7.9-3.el6.2.x86_64.rpm
libpurple-perl-2.7.9-3.el6.2.x86_64.rpm
libpurple-tcl-2.7.9-3.el6.2.x86_64.rpm
pidgin-debuginfo-2.7.9-3.el6.2.i686.rpm
pidgin-debuginfo-2.7.9-3.el6.2.x86_64.rpm
pidgin-devel-2.7.9-3.el6.2.i686.rpm
pidgin-devel-2.7.9-3.el6.2.x86_64.rpm
pidgin-docs-2.7.9-3.el6.2.x86_64.rpm
pidgin-perl-2.7.9-3.el6.2.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/#package
Topic
Updated pidgin packages that fix multiple security issues are now availablefor Red Hat Enterprise Linux 6.The Red Hat Security Response Team has rated this update as having moderatesecurity impact. Common Vulnerability Scoring System (CVSS) base scores,which give detailed severity ratings, are available for each vulnerabilityfrom the CVE links in the References section.
Topic
Relevant Releases Architectures
Red Hat Enterprise Linux Desktop (v. 6) - i386, x86_64
Red Hat Enterprise Linux Desktop Optional (v. 6) - i386, x86_64
Red Hat Enterprise Linux Server Optional (v. 6) - i386, ppc64, x86_64
Red Hat Enterprise Linux Workstation (v. 6) - i386, x86_64
Red Hat Enterprise Linux Workstation Optional (v. 6) - i386, x86_64
Bugs Fixed
761510 - CVE-2011-4602 pidgin: Multiple NULL pointer deference flaws by processing certain Jingle stanzas in the XMPP protocol plug-in
761517 - CVE-2011-4601 pidgin (libpurple): Invalid UTF-8 string handling in OSCAR messages