{"schema_version":"1.3.1","id":"GO-2021-0061","modified":"2024-05-20T16:03:47Z","published":"2021-04-14T20:04:52Z","aliases":["CVE-2021-4235","GHSA-r88r-gmrh-7j83"],"summary":"Denial of service in gopkg.in/yaml.v2","details":"Due to unbounded alias chasing, a maliciously crafted YAML file can cause the system to consume significant system resources. If parsing user input, this may be used as a denial of service vector.","affected":[{"package":{"name":"gopkg.in/yaml.v2","ecosystem":"Go"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.2.3"}]}],"ecosystem_specific":{"imports":[{"path":"gopkg.in/yaml.v2","symbols":["Decoder.Decode","Unmarshal","UnmarshalStrict","decoder.unmarshal"]}]}},{"package":{"name":"github.com/go-yaml/yaml","ecosystem":"Go"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}],"ecosystem_specific":{"imports":[{"path":"github.com/go-yaml/yaml","symbols":["Decoder.Decode","Unmarshal","UnmarshalStrict","decoder.unmarshal"]}]}}],"references":[{"type":"FIX","url":"https://github.com/go-yaml/yaml/pull/375"},{"type":"FIX","url":"https://github.com/go-yaml/yaml/commit/bb4e33bf68bf89cad44d386192cbed201f35b241"}],"credits":[{"name":"@simonferquel"}],"database_specific":{"url":"https://pkg.go.dev/vuln/GO-2021-0061","review_status":"REVIEWED"}}