OSV-2018-177 Heap-buffer-overflow in prefixcmp

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=11007 Crash type: Heap-buffer-overflow READ 1 Crash state: prefixcmp gitprefixcmp gitcommitparseraw...

libgit2/objects_fuzzer: Heap-buffer-overflow in prefixcmp

Project: https://github.com/libgit2/libgit2.git Detailed report: https://oss-fuzz.com/testcase?key=5740236580061184 Project: libgit2 Fuzzer: libFuzzerlibgit2objectsfuzzer Fuzz target binary: objectsfuzzer Job Type: libfuzzerasanlibgit2 Platform Id: linux Crash Type: Heap-buffer-overflow READ 1...