OSV-2021-231 Heap-buffer-overflow in int32_get_blk

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=29855 Crash type: Heap-buffer-overflow READ 1 Crash state: int32getblk cramreadSAMhdr cramdopen...

OSV-2021-222 Heap-buffer-overflow in arith_uncompress_to

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=29792 Crash type: Heap-buffer-overflow READ 1 Crash state: arithuncompressto cramuncompressblock cramreadSAMhdr...