OSV-2021-1767 Global-buffer-overflow in pdfi_dict_get

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=42957 Crash type: Global-buffer-overflow READ 8 Crash state: pdfidictget pdfidictgetint pdfireadbareobject...

OSV-2021-1685 Heap-buffer-overflow in pdfi_dereference

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=42327 Crash type: Heap-buffer-overflow READ 8 Crash state: pdfidereference pdfiderefloopdetect pdfidictget...