From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from list by lists.gnu.org with archive (Exim 4.90_1) id 1ihZa0-0005Lr-IS for mharc-grub-devel@gnu.org; Wed, 18 Dec 2019 08:41:32 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:43958) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ihZ4X-0004DJ-SL for grub-devel@gnu.org; Wed, 18 Dec 2019 08:09:02 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ihZ4W-0007qR-I7 for grub-devel@gnu.org; Wed, 18 Dec 2019 08:09:01 -0500 Received: from 11.mo7.mail-out.ovh.net ([87.98.173.157]:59282) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ihZ4W-0007jP-8o for grub-devel@gnu.org; Wed, 18 Dec 2019 08:09:00 -0500 Received: from player763.ha.ovh.net (unknown [10.108.16.209]) by mo7.mail-out.ovh.net (Postfix) with ESMTP id 53AB7147BDF for ; Wed, 18 Dec 2019 14:08:56 +0100 (CET) Received: from 3mdeb.com (85-222-117-222.dynamic.chello.pl [85.222.117.222]) (Authenticated sender: krystian.hebel@3mdeb.com) by player763.ha.ovh.net (Postfix) with ESMTPSA id 74CF0D7057D9 for ; Wed, 18 Dec 2019 13:08:55 +0000 (UTC) To: grub-devel@gnu.org From: Krystian Hebel Subject: Re: [GRUB PATCH 1/1] loader/i386/linux: Fix an underflow in the setup_header length calculation Message-ID: Date: Wed, 18 Dec 2019 14:08:54 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.2.1 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US X-Ovh-Tracer-Id: 2659094107034213261 X-VR-SPAMSTATE: OK X-VR-SPAMSCORE: 0 X-VR-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgedufedrvddtledggeeiucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuqfggjfdpvefjgfevmfevgfenuceurghilhhouhhtmecuhedttdenucenucfjughrpefvhffukffffgggtgfgsehtjeertddtfeejnecuhfhrohhmpefmrhihshhtihgrnhcujfgvsggvlhcuoehkrhihshhtihgrnhdrhhgvsggvlhesfehmuggvsgdrtghomheqnecuffhomhgrihhnpeefmhguvggsrdgtohhmnecukfhppedtrddtrddtrddtpdekhedrvddvvddruddujedrvddvvdenucfrrghrrghmpehmohguvgepshhmthhpqdhouhhtpdhhvghlohepphhlrgihvghrjeeifedrhhgrrdhovhhhrdhnvghtpdhinhgvtheptddrtddrtddrtddpmhgrihhlfhhrohhmpehkrhihshhtihgrnhdrhhgvsggvlhesfehmuggvsgdrtghomhdprhgtphhtthhopehgrhhusgdquggvvhgvlhesghhnuhdrohhrghenucevlhhushhtvghrufhiiigvpedt X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 87.98.173.157 X-Mailman-Approved-At: Wed, 18 Dec 2019 08:41:28 -0500 X-BeenThere: grub-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: The development of GNU GRUB List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 18 Dec 2019 13:09:03 -0000 Sorry it took so long. Tested with mismatch between kernel and GRUB size of that structure, works as expected. Reviewed-by: Krystian Hebel -- Krystian Hebel Firmware Engineer https://3mdeb.com | @3mdeb_com