ALSA: serial-u16550: Check card index validity at probe

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-80965 · Microsoft / collected KEV context

cve-program · CVE-2026-80965

• https://git.kernel.org/stable/c/41a952304cc8a308748e3f58462c879f2a9c4340
• https://git.kernel.org/stable/c/cc0f757d017f4271f137c77e130314bb23792347
• https://git.kernel.org/stable/c/1cb30691dc893aafcbc1e211e94764014c0f5d12
• https://git.kernel.org/stable/c/487ede9b648fc0eb15866f408c41aac2c57f85d5
• https://git.kernel.org/stable/c/fbf3fb097e66fc1874e54ecc46d600d9325480d6
• https://git.kernel.org/stable/c/7555e83d7738e65dc83921e3c85bbdc081f08f2f
• https://git.kernel.org/stable/c/6d6fdb24fe2eaf6174fc502284c6e1dc5f7242ba
• https://git.kernel.org/stable/c/e0fb960b227fcdebe22e4f26c9486d60943c0424

No related operational record is retained in the current change model.