{"id":"UBUNTU-CVE-2019-11023","details":"The agroot() function in cgraph\\obj.c in libcgraph.a in Graphviz 2.39.20160612.1140 has a NULL pointer dereference, as demonstrated by graphml2gv.","modified":"2026-04-22T13:25:43.762503Z","published":"2019-04-08T23:29:00Z","related":["USN-5264-1","USN-5971-1"],"upstream":["CVE-2019-11023"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-11023"},{"type":"REPORT","url":"https://research.loginsoft.com/bugs/null-pointer-dereference-in-function-agroot/"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5264-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5971-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2019-11023"}],"affected":[{"package":{"name":"graphviz","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/graphviz@2.36.0-0ubuntu3.2+esm1?arch=source&distro=trusty/esm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.36.0-0ubuntu3.2+esm1"}]}],"versions":["2.26.3-15ubuntu4","2.34.0-0ubuntu4","2.34.0-0ubuntu5","2.36.0-0ubuntu1","2.36.0-0ubuntu2","2.36.0-0ubuntu3","2.36.0-0ubuntu3.1","2.36.0-0ubuntu3.2"],"ecosystem_specific":{"availability":"Available 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