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a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1791193148; h=from:from:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:in-reply-to:in-reply-to: references:references; bh=XTD33Ze437RIyD1HN/Z7Ka/Uk5oV0YYG4eEC0r6aeQc=; b=NmD8RtJjATHT8up/yn6n6Hclh72gqQalC60Fis1TT0R/aZXIjvrUxKzEi9zCR9mfUuroMk KqDJScO2Ad7woEZGH+E1HTavaf4XlPamunIiZkI+0Q33kx1RnIwv9tz69TsCeZVIPLW1wh XXd8i4xEGU3rJRdj0ZW7nvFqM3HsZtA= X-MC-Unique: eIPyz1uXNNe0JUYtKo6Ylw-1 X-Mimecast-MFC-AGG-ID: eIPyz1uXNNe0JUYtKo6Ylw_1791193146 Date: Mon, 5 Oct 2026 10:39:00 +0100 From: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= To: marcandre.lureau@redhat.com Cc: qemu-devel@nongnu.org, xen-devel@lists.xenproject.org, qemu-riscv@nongnu.org, qemu-ppc@nongnu.org, qemu-block@nongnu.org, qemu-s390x@nongnu.org, qemu-arm@nongnu.org Subject: Re: [PATCH 10/28] hw/usb: mark commonly used USB devices/hosts as secure Message-ID: Reply-To: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= References: <20260911143627.2743803-1-berrange@redhat.com> <20260911143627.2743803-11-berrange@redhat.com> <179096166117.3025252.2297105460212965387.b4-review@b4> MIME-Version: 1.0 In-Reply-To: <179096166117.3025252.2297105460212965387.b4-review@b4> User-Agent: Mutt/2.4.2 (2026-08-30) X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.4 X-Mimecast-MFC-PROC-ID: kQ0pJsUGUiOpfTZlIsMdvg0saiG40zMLq3gpUmMoy4k_1791193146 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Disposition: inline X-purgate-ID: tlsNG-ef75cf/1791193149-376D2AE4-310E3B9B/0/0 X-purgate-type: clean X-purgate-size: 1045 On Fri, Oct 02, 2026 at 09:21:01PM +0400, marcandre.lureau@redhat.com wrote: > > Most of the standardized USB1/2/3 host controllers are relevant > > for virtualization use cases, so should be declared secure. The > > "NEC" XHCI variant is slightly non-standard, but since it is a > > trivial sub-class of the generic XHCI, there's no reason to > > exclude it. > > > > The set of devices that are expected to be used is HID (mouse, > > tablet, keyboard), host passthrough, CCID (smartcard), hub, > > storage and the redirect tunnelling. > > Can't we exclude uhci/ehci nowadays? RHEL-10 still ships both, so there's still a demand from a downstream POV, but USB is in an awkward place with its lack of maintainership, and arguably these should be considered obsolete. With regards, Daniel -- |: https://berrange.com ~~ https://hachyderm.io/@berrange :| |: https://libvirt.org ~~ https://entangle-photo.org :| |: https://pixelfed.art/berrange ~~ https://fstop138.berrange.com :|