bug78910.phpt 1.1 KB

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  1. --TEST--
  2. Bug #78910: Heap-buffer-overflow READ in exif (OSS-Fuzz #19044)
  3. --EXTENSIONS--
  4. exif
  5. --FILE--
  6. <?php
  7. var_dump(exif_read_data('data:image/jpg;base64,TU0AKgAAAAwgICAgAAIBDwAEAAAAAgAAACKSfCAgAAAAAEZVSklGSUxN'));
  8. ?>
  9. --EXPECTF--
  10. Notice: exif_read_data(): Read from TIFF: tag(0x927C, MakerNote): Illegal format code 0x2020, switching to BYTE in %s on line %d
  11. Warning: exif_read_data(): Process tag(x927C=MakerNote): Illegal format code 0x2020, suppose BYTE in %s on line %d
  12. Warning: exif_read_data(): IFD data too short: 0x0000 offset 0x000C in %s on line %d
  13. Warning: exif_read_data(): Error in TIFF: filesize(x002A) less than start of IFD dir(x46494C4F) in %s on line %d
  14. array(8) {
  15. ["FileDateTime"]=>
  16. int(0)
  17. ["FileSize"]=>
  18. int(42)
  19. ["FileType"]=>
  20. int(8)
  21. ["MimeType"]=>
  22. string(10) "image/tiff"
  23. ["SectionsFound"]=>
  24. string(13) "ANY_TAG, IFD0"
  25. ["COMPUTED"]=>
  26. array(2) {
  27. ["IsColor"]=>
  28. int(0)
  29. ["ByteOrderMotorola"]=>
  30. int(1)
  31. }
  32. ["Make"]=>
  33. array(2) {
  34. [0]=>
  35. int(1179994697)
  36. [1]=>
  37. int(1179208781)
  38. }
  39. ["MakerNote"]=>
  40. NULL
  41. }