The JBIG2Stream::readSymbolDictSeg function in Poppler before 0.10.4 allows remote attackers to cause a denial of service (crash) via a PDF file that triggers a parsing error, which is not properly handled by JBIG2SymbolDict::~JBIG2SymbolDict and triggers an invalid memory dereference.
bugs.freedesktop.org/show_bug.cgi?id=19702
lists.freedesktop.org/archives/poppler/2009-January/004403.html
lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html
secunia.com/advisories/33853
secunia.com/advisories/35685
wiki.rpath.com/Advisories:rPSA-2009-0059
www.openwall.com/lists/oss-security/2009/02/13/1
www.openwall.com/lists/oss-security/2009/02/19/2
www.securityfocus.com/archive/1/502761/100/0/threaded
www.securityfocus.com/bid/33749