{"record":{"id":"97798a517425b70e","repo":"XTLS/Xray-core","slug":"invalid-address-length","errorCode":null,"errorMessage":"invalid address length","messagePattern":"invalid address length","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"proxy/hysteria/protocol.go","lineNumber":40,"sourceCode":"\tmaxVarInt2 = 16383\n\tmaxVarInt4 = 1073741823\n\tmaxVarInt8 = 4611686018427387903\n)\n\n// TCPRequest format:\n// Address length (QUIC varint)\n// Address (bytes)\n// Padding length (QUIC varint)\n// Padding (bytes)\n\nfunc ReadTCPRequest(r io.Reader) (string, error) {\n\tbReader := quicvarint.NewReader(r)\n\taddrLen, err := quicvarint.Read(bReader)\n\tif err != nil {\n\t\treturn \"\", err\n\t}\n\tif addrLen == 0 || addrLen > MaxAddressLength {\n\t\treturn \"\", errors.New(\"invalid address length\")\n\t}\n\taddrBuf := make([]byte, addrLen)\n\t_, err = io.ReadFull(r, addrBuf)\n\tif err != nil {\n\t\treturn \"\", err\n\t}\n\tpaddingLen, err := quicvarint.Read(bReader)\n\tif err != nil {\n\t\treturn \"\", err\n\t}\n\tif paddingLen > MaxPaddingLength {\n\t\treturn \"\", errors.New(\"invalid padding length\")\n\t}\n\tif paddingLen > 0 {\n\t\t_, err = io.CopyN(io.Discard, r, int64(paddingLen))\n\t\tif err != nil {\n\t\t\treturn \"\", err\n\t\t}","sourceCodeStart":22,"sourceCodeEnd":58,"githubUrl":"https://github.com/XTLS/Xray-core/blob/7d214f8b094f75322fa3990f8aadad1c912f24f5/proxy/hysteria/protocol.go#L22-L58","documentation":"Error \"invalid address length\" thrown in XTLS/Xray-core.","triggerScenarios":"Thrown at proxy/hysteria/protocol.go:40 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":[],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"7d214f8b094f75322fa3990f8aadad1c912f24f5","analyzedAt":"2026-08-15T14:26:24.325Z","schemaVersion":2},"datasetVersion":"2026-08-15T22:17:37.221Z"}