The TIFFExtractData macro in LibTIFF before 3.9.4 does not properly handle unknown tag types in TIFF directory entries, which allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via a crafted TIFF file.
bugzilla.maptools.org/show_bug.cgi?id=2210
marc.info/?l=oss-security&m=127731610612908&w=2
marc.info/?l=oss-security&m=127736307002102&w=2
marc.info/?l=oss-security&m=127738540902757&w=2
marc.info/?l=oss-security&m=127781315415896&w=2
marc.info/?l=oss-security&m=127797353202873&w=2
secunia.com/advisories/40527
secunia.com/advisories/50726
security.gentoo.org/glsa/glsa-201209-02.xml
www.openwall.com/lists/oss-security/2010/06/30/22
www.redhat.com/support/errata/RHSA-2010-0519.html
www.vupen.com/english/advisories/2010/1761