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Add fuzzing work and bugs to release notes

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Andreas Molzer committed 2021-09-22 01:20:00 +02:00
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New features: New features:
* Encoding signed integer formats is now supported. * Encoding signed integer formats is now supported.
* Extensive fuzzing with `cargo fuzz`.
Changes: Changes:
* Tile decoding should be a little faster, requires one less intermediate buffer. * Tile decoding should be a little faster, requires one less intermediate buffer.
* Images whose IFDs form a cycle due to their offsets will now raise an error
when the cycle would be entered (jumping back should still be supported).
Fixes: Fixes:
* Fixed a regression that caused conflict between strips and tile images, * Fixed a regression that caused conflict between strips and tile images,
causing errors in decoding some images. causing errors in decoding some images.
* Use checked integer arithmetic in limit calculations, fixes overflows. * Use checked integer arithmetic in limit calculations, fixes overflows.
* IFD Tags are now always cleared between images. * IFD Tags are now always cleared between images.
* Found by fuzzing: Several memory limit overflows; JPEG now correctly
validates offsets and a minimum size of its table; Check upper limit of strip
byte size correctly;
Notes: Notes:
Our CI has warned that this version no longer builds on `1.34.2` out of the Our CI has warned that this version no longer builds on `1.34.2` out of the