linux-kernel - Re: [BUG] UBSAN: Array-Index-Out-of-Bounds in usbhid

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Message-ID: <765270fa-dfca-46cb-9d4a-7f4a61c19663@rowland.harvard.edu>
Date: Tue, 4 Mar 2025 10:14:44 -0500
From: Alan Stern <stern@...land.harvard.edu>
To: Strforexc yn <strforexc@...il.com>
Cc: Jiri Kosina <jikos@...nel.org>, Benjamin Tissoires <bentiss@...nel.org>,
	Nikita Zhandarovich <n.zhandarovich@...tech.ru>,
	linux-usb@...r.kernel.org, linux-input@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [BUG] UBSAN: Array-Index-Out-of-Bounds in usbhid_parse (HID) on
 6.14.0-rc4

On Tue, Mar 04, 2025 at 10:21:03AM +0800, Strforexc yn wrote:
> I hadn’t come across this patch earlier—thanks for sharing it! After
> reviewing it, I can see that it addresses the UBSAN
> array-index-out-of-bounds issue
> 
> Alan Stern <stern@...land.harvard.edu> 于2025年3月4日周二 00:02写道：
> > Have you seen this patch or tried to test it?
> >
> > https://lore.kernel.org/linux-usb/20250131151600.410242-1-n.zhandarovich@fintech.ru/

You might want to work with Nikita on testing, improving, or 
resubmitting the patch, because it hasn't been merged into the kernel 
yet (as far as I know).

Alan Stern