- Update bundled rubygem rack to 2.2.20 - CVE-2024-25126: fix ReDoS in Rack::MediaType content type parsing - CVE-2024-26141: fix response amplification from crafted Range headers - CVE-2024-26146: fix ReDoS in Accept and Forwarded header parsing - CVE-2025-46727: fix unbounded parameter count in Rack::QueryParser - CVE-2025-59830: fix params_limit bypass via semicolon-separated parameters - CVE-2025-61770: fix unbounded multipart preamble buffering - CVE-2025-61771: fix unbounded buffering of non-file multipart fields - CVE-2025-61772: fix unbounded multipart part header buffering - CVE-2025-61919: fix unbounded form body read in Rack::Request#POST - Handle Rack::QueryParser::QueryLimitError in pcsd, returning 400 instead of 500 - CVE-2026-31958: cap multipart part count and part header size in bundled tornado - Disable multipart request parsing in pcsd, which does not use it - Drop i686 from ExclusiveArch: the bundled web UI needs npm at build time and npm has no i686 build, so the i686 buildroot cannot be created