From: Oliver Neukum <oneukum@suse.com>
To: Greg KH <gregkh@linuxfoundation.org>
Cc: linux-usb@vger.kernel.org
Subject: Re: Hardening the parser during enumerations
Date: Thu, 11 Apr 2024 17:37:13 +0200 [thread overview]
Message-ID: <45c446c7-bd69-4202-8de4-d3305fe83cda@suse.com> (raw)
In-Reply-To: <2024041116-unicorn-washbasin-ba17@gregkh>
On 11.04.24 16:09, Greg KH wrote:
> Right now, we barely trust USB descriptors, if we wish to change this
> threat-model, that's great, but I think a lot of work is still to be
> done as you prove here.
Indeed. As this is fiddly and holes are easy to overlook,
anything I've missed?
Regards
Oliver
next prev parent reply other threads:[~2024-04-11 15:37 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-11 12:42 Hardening the parser during enumerations Oliver Neukum
2024-04-11 12:42 ` [RFC 1/6] usb: usb_parse_endpoint ignore reserved bits Oliver Neukum
2024-04-11 14:11 ` Greg KH
2024-04-11 14:27 ` Oliver Neukum
2024-04-11 14:58 ` Greg KH
2024-04-11 15:35 ` Alan Stern
2024-04-11 15:40 ` Oliver Neukum
2024-04-11 12:43 ` [RFC 2/6] usb: avoid overrunning a buffer in usb_parse_interface Oliver Neukum
2024-04-11 15:39 ` Alan Stern
2024-04-11 17:36 ` Alan Stern
2024-04-11 12:43 ` [RFC 3/6] usb: usb_parse_endpoint needs to guard against short descriptors Oliver Neukum
2024-04-11 15:57 ` Alan Stern
2024-04-11 12:43 ` [RFC 4/6] usb: usb_parse_endpoint guard against an incromprehensible preamble Oliver Neukum
2024-04-11 16:00 ` Alan Stern
2024-04-11 12:43 ` [RFC 5/6] usb: usb_parse_endpoint must not count duplicated endpoints Oliver Neukum
2024-04-11 16:04 ` Alan Stern
2024-04-11 12:43 ` [RFC 6/6] usb: config: find_next_descriptor can overflow buffer Oliver Neukum
2024-04-11 16:16 ` Alan Stern
2024-04-11 14:09 ` Hardening the parser during enumerations Greg KH
2024-04-11 15:37 ` Oliver Neukum [this message]
2024-04-12 7:54 ` Greg KH
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