lzma/lzma2enc_fuzzer: Heap-buffer-overflow in OutputBuffer::Write

Detailed report: https://oss-fuzz.com/testcase?key=5186974492655616 Project: lzma Fuzzer: afllzmalzma2encfuzzer Fuzz target binary: lzma2encfuzzer Job Type: aflasanlzma Platform Id: linux Crash Type: Heap-buffer-overflow WRITE 1 Crash Address: 0x60c0000003c0 Crash State: OutputBuffer::Write...