Buffer overflow in util.c in libpurple in Pidgin before 2.10.8 allows remote HTTP servers to cause a denial of service (application crash) or possibly have unspecified other impact via an invalid chunk-size field in chunked transfer-coding data.
hg.pidgin.im/pidgin/main/rev/c9e5aba2dafd
lists.opensuse.org/opensuse-updates/2014-02/msg00039.html
lists.opensuse.org/opensuse-updates/2014-03/msg00005.html
pidgin.im/news/security/?id=80
www.debian.org/security/2014/dsa-2859
www.securityfocus.com/bid/65243
www.ubuntu.com/usn/USN-2100-1
rhn.redhat.com/errata/RHSA-2014-0139.html