OSV-2020-88 Segv on unknown address in cbor_decref

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=21386 Crash type: Segv on unknown address Crash state: cbordecref cbordecref cborload...

libcbor:cbor_load_fuzzer: Segv on unknown address in cbor_decref

Project: https://github.com/PJK/libcbor.git Detailed Report: https://oss-fuzz.com/testcase?key=5650964532166656 Project: libcbor Fuzzing Engine: afl Fuzz Target: cborloadfuzzer Job Type: aflasanlibcbor Platform Id: linux Crash Type: Segv on unknown address Crash Address: Crash State: cbordecref...