{"schema_version":"1.3.1","id":"GO-2022-0587","modified":"2024-05-20T16:03:47Z","published":"2022-05-20T00:00:26Z","aliases":["CVE-2022-28946","GHSA-x7f3-62pm-9p38"],"summary":"Out of bounds memory access in github.com/open-policy-agent/opa","details":"An issue in ast.Parser in Open Policy Agent causes the application to incorrectly interpret expressions, allowing a Denial of Service (DoS) via triggering out-of-range memory access.","affected":[{"package":{"name":"github.com/open-policy-agent/opa","ecosystem":"Go"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.40.0"}]}],"ecosystem_specific":{"imports":[{"path":"github.com/open-policy-agent/opa/ast","symbols":["CompileModules","CompileModulesWithOpt","MustCompileModules","MustCompileModulesWithOpts","MustParseBody","MustParseBodyWithOpts","MustParseExpr","MustParseImports","MustParseModule","MustParseModuleWithOpts","MustParsePackage","MustParseRef","MustParseRule","MustParseStatement","MustParseStatements","MustParseTerm","ParseBody","ParseBodyWithOpts","ParseExpr","ParseImports","ParseModule","ParseModuleWithOpts","ParsePackage","ParseRef","ParseRule","ParseStatement","ParseStatements","ParseStatementsWithOpts","ParseTerm","Parser.Parse","Parser.parseEvery","Parser.parseSome","metadataParser.Parse"]}]}}],"references":[{"type":"FIX","url":"https://github.com/open-policy-agent/opa/pull/4548"},{"type":"FIX","url":"https://github.com/open-policy-agent/opa/commit/e9d3828db670cbe11129885f37f08cbf04935264"}],"credits":[{"name":"Norbert Szetei of Doyensec"}],"database_specific":{"url":"https://pkg.go.dev/vuln/GO-2022-0587","review_status":"REVIEWED"}}