CVE-2026-55613 uhttpd: HTTP request smuggling via ubus POST body parse-error desync

uhttpd is a small HTTP server. In unpatched repository snapshots, uhubusdatasend in ubus.c can desynchronize HTTP request boundaries when a POST /ubus JSON body arrives in multiple TCP segments. An initial segment completing a JSON object sets du-jsobj; a later segment takes the existing-object...