OSV-2021-1161 UNKNOWN READ in decode_ise

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=37413 Crash type: UNKNOWN READ Crash state: decodeise physicaltosymbolic fuzzastcphysicaltosymbolic.cpp...

astc-encoder:fuzz_astc_physical_to_symbolic: Crash in decode_ise

Project: https://github.com/ARM-software/astc-encoder.git Detailed Report: https://oss-fuzz.com/testcase?key=6510398265229312 Project: astc-encoder Fuzzing Engine: honggfuzz Fuzz Target: fuzzastcphysicaltosymbolic Job Type: honggfuzzasanastc-encoder Platform Id: linux Crash Type: UNKNOWN READ Cra...