cmark: Crash in S_out

Project: https://github.com/jgm/cmark.git https://github.com/commonmark/cmark.git Detailed report: https://oss-fuzz.com/testcase?key=6412495315009536 Project: cmark Fuzzer: libFuzzercmarkfuzzer Fuzz target binary: cmarkfuzzer Job Type: libfuzzerasancmark Platform Id: linux Crash Type: UNKNOWN REA...