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With certain tiff file, ./tools/tiffdump will read error accessing tag 0 value. The default information as follow: Magic: 0x4d4d <big-endian> Version: 0x2b <BigTIFF> OffsetSize: 0x3155 Unused: 0x3455 Directory 0: offset 18 (0x12) next 0 (0) 52479 (0xccff) 65280 (0xff00) 39138215902314496< ...> 65535 (0xffff) 65280 (0xff00) 0<> 2560 (0xa00) 0 (0) 0<> 0 (0) 0 (0) 0<> 58368 (0xe400) 0 (0) 0<> 0 (0) 0 (0) 369098752< ...> 32 (0x20) 0 (0) 0<> 2560 (0xa00) 0 (0) 10<> 65535 (0xffff) 1280 (0x500) 19421773393035264< ...> 0 (0) 0 (0) 0<> 0 (0) 0 (0) 0<> 0 (0) 1024 (0x400) 72057044265336832< ...> 8704 (0x2200) 0 (0) 281384782397440< ...> 0 (0) 62463 (0xf3ff) 12157666572173312< ...> 1536 (0x600) 0 (0) 879830761216< ...> 0 (0) 0 (0) 0<> 0 (0) 0 (0) 0<> 0 (0) 0 (0) 0<> 65535 (0xffff) 65280 (0xff00) 0<> 0 (0) 0 (0) 255< ...> 0 (0) 0 (0) 16711424< ...> 0 (0) 0 (0) 2130706432< ...> 0 (0) 0 (0) 0<> 65535 (0xffff) 65535 (0xffff) 18446744073709551615< ...> 65535 (0xffff) 65535 (0xffff) 18446744073707651071< ...> 65535 (0xffff) 65535 (0xffff) 18446744073709551615< ...> 65535 (0xffff) 65535 (0xffff) 18446744073709551615< ...> 65535 (0xffff) 65535 (0xffff) 18446744073709551615< ...> 65535 (0xffff) 65535 (0xffff) 18446744073709551615< ...> 1000 (0x3e8) 65535 (0xffff) 18444492273895866367< ...> 65535 (0xffff) 65535 (0xffff) 18446744073709551615< ...> 65535 (0xffff) 65535 (0xffff) 18446744071562067967< ...> 65535 (0xffff) 65535 (0xffff) 18446744073709551615< ...> 65535 (0xffff) 65535 (0xffff) 18446744073709551615< ...> 65535 (0xffff) 65535 (0xffff) 18446744073709551615< ...> 65535 (0xffff) 65535 (0xffff) 18446744073709551615< ...> 65535 (0xffff) 65535 (0xffff) 18446603335751434239< ...> 65535 (0xffff) 65535 (0xffff) 18446744073709551615< ...> 65535 (0xffff) 65535 (0xffff) 18446744073693822976< ...> 52479 (0xccff) 65280 (0xff00) 71915757052559104< ...> 64512 (0xfc00) 0 (0) 283673999966240< ...> 0 (0) 89 (0x59) 111769813249< ...> 20780 (0x512c) 12224 (0x2fc0) 10451104334090338303< ...> 58487 (0xe477) 20320 (0x4f60) 675857382075017015< ...> 43094 (0xa856) 27655 (0x6c07) 14650544835858824271< ...> 1 (0x1) 0 (0) 11260111465021613< ...> 2 (0x2) 0 (0) 4299161859< ...> ../../libtiff_tifftump crashes/id:000001,sig:06,src:000696+000579,op:splice,rep:16: Read error accessing tag 261 value.
Created an attachment (id=874) [details] crash seed
libtiff 4.0.9
what is the expected behavior ?
Bugzilla is no longer used for tracking libtiff issues. Remaining open tickets, such as this one, have been migrated to the libtiff GitLab instance at https://gitlab.com/libtiff/libtiff/issues . The migrated tickets have their summary prefixed with [BZ#XXXX] where XXXX is the initial Bugzilla issue number.
