OSV-2021-745 Heap-buffer-overflow in skip_to_next_entry

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=34110 Crash type: Heap-buffer-overflow READ 1 Crash state: skiptonextentry getexceptionhandler PyEvalEvalFrameDefault...

cpython3:fuzz_sre_compile: Heap-buffer-overflow in skip_to_next_entry

Project: https://github.com/python/cpython.git Detailed Report: https://oss-fuzz.com/testcase?key=5086667372363776 Project: cpython3 Fuzzing Engine: libFuzzer Fuzz Target: fuzzsrecompile Job Type: libfuzzerasancpython3 Platform Id: linux Crash Type: Heap-buffer-overflow READ 1 Crash Address:...