OSV-2020-405 Stack-buffer-overflow in ZSTD_decodeLiteralsBlock

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16445 Crash type: Stack-buffer-overflow WRITE Crash state: ZSTDdecodeLiteralsBlock ZSTDdecompressBlock ZSTDdecompressDCtx...

zstd:simple_decompress: Crash in ZSTD_decodeLiteralsBlock

Project: https://github.com/facebook/zstd.git Detailed Report: https://oss-fuzz.com/testcase?key=5755077486182400 Project: zstd Fuzzing Engine: libFuzzer Fuzz Target: simpledecompress Job Type: libfuzzerubsanzstd Platform Id: linux Crash Type: UNKNOWN WRITE Crash Address: 0x7ffcdeddc000 Crash...