{"record":{"id":"ed0e2145e127ad4f","repo":"openai/codex","slug":"invaliddata-ed0e21","errorCode":"InvalidData","errorMessage":"invalid IPv4 TCP owner table length","messagePattern":"invalid IPv4 TCP owner table length","errorType":"exception","errorClass":"io::Error","httpStatus":null,"severity":"error","filePath":"codex-rs/network-proxy/src/windows_tcp_attribution.rs","lineNumber":102,"sourceCode":"                TCP_TABLE_OWNER_PID_CONNECTIONS,\n                0,\n            )\n        };\n        match result {\n            NO_ERROR => break buffer,\n            ERROR_INSUFFICIENT_BUFFER => continue,\n            _ => return Err(win32_error(\"read IPv4 TCP owner table\", result)),\n        }\n    };\n\n    let rows = parse_tcp_owner_rows(&buffer, byte_len as usize)?;\n    unique_client_process_id(rows, accepted_local_addr, accepted_peer_addr)\n}\n\nfn parse_tcp_owner_rows(buffer: &[usize], byte_len: usize) -> io::Result<&[MIB_TCPROW_OWNER_PID]> {\n    let rows_offset = offset_of!(MIB_TCPTABLE_OWNER_PID, table);\n    if byte_len > size_of_val(buffer) || byte_len < rows_offset {\n        return Err(io::Error::new(\n            io::ErrorKind::InvalidData,\n            \"invalid IPv4 TCP owner table length\",\n        ));\n    }\n\n    let row_count = unsafe { std::ptr::read_unaligned(buffer.as_ptr().cast::<u32>()) } as usize;\n    let rows_byte_len = row_count\n        .checked_mul(size_of::<MIB_TCPROW_OWNER_PID>())\n        .and_then(|len| rows_offset.checked_add(len))\n        .ok_or_else(|| {\n            io::Error::new(\n                io::ErrorKind::InvalidData,\n                \"IPv4 TCP owner table length overflow\",\n            )\n        })?;\n    if rows_byte_len > byte_len {\n        return Err(io::Error::new(\n            io::ErrorKind::InvalidData,","sourceCodeStart":84,"sourceCodeEnd":120,"githubUrl":"https://github.com/openai/codex/blob/339751715c64496cb86246bfb3935f40e309dd3d/codex-rs/network-proxy/src/windows_tcp_attribution.rs#L84-L120","documentation":"Error \"invalid IPv4 TCP owner table length\" thrown in openai/codex.","triggerScenarios":"Thrown at codex-rs/network-proxy/src/windows_tcp_attribution.rs:102 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":"339751715c64496cb86246bfb3935f40e309dd3d","analyzedAt":"2026-08-25T05:35:09.876Z","schemaVersion":2},"datasetVersion":"2026-08-25T06:17:31.827Z"}