cpe:/a:igraph:igraph:0.7.1 CVE-2018-20349 2018-12-21T19:29:00.273-05:00 2019-08-13T23:15:10.533-04:00 4.3 NETWORK MEDIUM NONE NONE NONE PARTIAL http://nvd.nist.gov FEDORA FEDORA-2019-060e7b383c FEDORA FEDORA-2019-5d52865475 MISC https://github.com/igraph/igraph/issues/1141 The igraph_i_strdiff function in igraph_trie.c in igraph through 0.7.1 has an NULL pointer dereference that allows attackers to cause a denial of service (application crash) via a crafted object.