igraph:vertex_separators: Heap-buffer-overflow in igraph_cohesive_blocks

Project: https://github.com/igraph/igraph.git Detailed Report: https://oss-fuzz.com/testcase?key=5213632730300416 Project: igraph Fuzzing Engine: libFuzzer Fuzz Target: vertexseparators Job Type: libfuzzerasanigraph Platform Id: linux Crash Type: Heap-buffer-overflow READ 1 Crash Address:...