libspng/spng_read_fuzzer_structure_aware: Heap-use-after-free in read_chunks_before_idat

Project: https://gitlab.com/randy408/libspng.git https://github.com/randy408/libspng.git Detailed report: https://oss-fuzz.com/testcase?key=5759860653686784 Project: libspng Fuzzer: afllibspngspngreadfuzzerstructureaware Fuzz target binary: spngreadfuzzerstructureaware Job Type: aflasanlibspng...