From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 07A5A6D50B for ; Thu, 29 Feb 2024 21:52:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709243521; cv=none; b=X+0sCPp23mWZ9dyGLk4eTFsWDa0wpjxkmYWHIUDzVKNRf73Li1a6wOZnoSlalNaPoQKT2CpNnlip+F8eC6N1nQotyxs/Qb5O+omkhHK441di86WbAEoNemLMyjbHO4+TX/GnE3ZvF8Rf61tU0TUN68zRoiJCAFuUEsRVwPnggd0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709243521; c=relaxed/simple; bh=F2BPPiJMQXzt3AwYgAAGsuXijKB6qYYGglWOSHI9w6A=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=l4REoI355gVHe+NE9HFTBAOT9pGdwVwAW78tY2Q7Y/AA+SBDZ4xebthofuwAr6S1gW7tv112AdPmsYSXRI4na22wv0bbNUWFqx+Dl2ks8xXkCR8w5BnBOlXlz/TZlYlAo55LydcOxUDSi2M1j2wrQF2Jjs9zwqpyxK4N0FNAL7s= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=vF4gtf86; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="vF4gtf86" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0EAFDC433F1; Thu, 29 Feb 2024 21:51:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1709243520; bh=F2BPPiJMQXzt3AwYgAAGsuXijKB6qYYGglWOSHI9w6A=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=vF4gtf86IVt5dKpULS3IzQzR5VGJEj+Jl31/K5+5+1V77mINsnZJ+rDR/VOlVQebG +EetWLOZiKAv0IwZkN+zC6RGUyOd3r+jPE77VdpC+8T53E0dYC8UzHmkPcYeWQjVgk aBBvKDVqqSjISN/EmAOexhNant5CxU7VkHbS8sho= Date: Thu, 29 Feb 2024 22:51:57 +0100 From: Greg Kroah-Hartman To: Nicolas Pitre Cc: Jiri Slaby , linux-serial@vger.kernel.org Subject: Re: [PATCH] vt: fix unicode buffer corruption when deleting characters Message-ID: <2024022936-chloride-concert-12a6@gregkh> References: <88n6qo5r-2986-r273-9n4p-pr77q314727r@syhkavp.arg> Precedence: bulk X-Mailing-List: linux-serial@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <88n6qo5r-2986-r273-9n4p-pr77q314727r@syhkavp.arg> On Thu, Feb 29, 2024 at 04:05:51PM -0500, Nicolas Pitre wrote: > This is the same issue that was fixed for the VGA text buffer in > commit 39cdb68c64d8 ("vt: fix memory overlapping when deleting chars > in the buffer"). The cure is also the same. Please spell out what the "cure" is here, so we don't have to do and look up another commit somewhere else :) thanks, greg k-h