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From: Greg KH <gregkh@linuxfoundation.org>
To: Zubeyr Almaho <zybo1000@gmail.com>
Cc: Jiri Kosina <jikos@kernel.org>,
	Benjamin Tissoires <bentiss@kernel.org>,
	linux-input@vger.kernel.org, linux-kernel@vger.kernel.org,
	security@kernel.org
Subject: Re: [PATCH v2 0/1] HID: add malicious HID device detection driver
Date: Sun, 5 Apr 2026 07:31:48 +0200	[thread overview]
Message-ID: <2026040503-secular-fiddle-96e9@gregkh> (raw)
In-Reply-To: <20260404133746.80914-1-zybo1000@gmail.com>

On Sat, Apr 04, 2026 at 04:37:44PM +0300, Zubeyr Almaho wrote:
> Hi Jiri, Benjamin,
> 
> This series introduces hid-omg-detect, a passive HID monitor that scores
> potentially malicious keyboard-like USB devices (BadUSB / O.MG style)
> using:
> 
> - keystroke timing entropy,
> - plug-and-type latency,
> - USB descriptor fingerprinting.
> 
> When the configurable threshold is crossed, the module emits a warning
> with a userspace mitigation hint (usbguard).
> 
> The driver does not block, delay, or modify HID input events.

That's cute, but no need to get security@kernel.org involved as this is
a new feature, not a bug triage.

Also, why not just do this as an ebpf program instead as you have full
access to the hid data stream there?

thanks,

greg k-h

      parent reply	other threads:[~2026-04-05  5:32 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-04-04 13:37 [PATCH v2 0/1] HID: add malicious HID device detection driver Zubeyr Almaho
2026-04-04 13:37 ` [PATCH v2 1/1] " Zubeyr Almaho
2026-04-07  7:59   ` Benjamin Tissoires
2026-04-05  5:31 ` Greg KH [this message]

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