{"id":"OSV-2021-1319","summary":"Heap-buffer-overflow in geos::operation::valid::PolygonNode::isInteriorSegment","details":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=38922\n\n```\nCrash type: Heap-buffer-overflow READ 8\nCrash state:\ngeos::operation::valid::PolygonNode::isInteriorSegment\ngeos::operation::valid::PolygonTopologyAnalyzer::isSegmentInRing\ngeos::operation::valid::IsValidOp::checkHolesOutsideShell\n```\n","modified":"2022-04-13T03:04:36.757432Z","published":"2021-09-19T00:00:07.077782Z","references":[{"type":"REPORT","url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=38922"}],"affected":[{"package":{"name":"geos","ecosystem":"OSS-Fuzz","purl":"pkg:generic/geos"},"ranges":[{"type":"GIT","repo":"https://git.osgeo.org/gitea/geos/geos.git","events":[{"introduced":"f593230f5907260096202ef0302abe99b81c0bf7"},{"fixed":"f593230f5907260096202ef0302abe99b81c0bf7"},{"introduced":"0d3e09cc31101a7bd58051add7db0ce0aef6b6f5"},{"fixed":"0d3e09cc31101a7bd58051add7db0ce0aef6b6f5"},{"fixed":"128f6d9ffeb961b5b8c9baa6651521a88cfdfe35"}]}],"ecosystem_specific":{"severity":"MEDIUM"},"database_specific":{"fixed_range":"7315c299aaace9fdf9ae55042bc7ae1f32856009:128f6d9ffeb961b5b8c9baa6651521a88cfdfe35","source":"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/geos/OSV-2021-1319.yaml"}}],"schema_version":"1.7.3"}