From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by master.gitmailbox.com (Postfix) with ESMTP id 09E39425AF for ; Sun, 20 Mar 2022 23:49:46 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id AD66B68B1BC; Mon, 21 Mar 2022 01:49:45 +0200 (EET) Received: from relay12.mail.gandi.net (relay12.mail.gandi.net [217.70.178.232]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 77CAE68ADD4 for ; Mon, 21 Mar 2022 01:49:38 +0200 (EET) Received: from localhost (213-47-68-29.cable.dynamic.surfer.at [213.47.68.29]) (Authenticated sender: michael@niedermayer.cc) by mail.gandi.net (Postfix) with ESMTPSA id CA200200002 for ; Sun, 20 Mar 2022 23:49:37 +0000 (UTC) Date: Mon, 21 Mar 2022 00:49:36 +0100 From: Michael Niedermayer To: FFmpeg development discussions and patches Message-ID: <20220320234936.GH2829255@pb2> References: <20201027162119.19025-1-michael@niedermayer.cc> <20201027162119.19025-3-michael@niedermayer.cc> MIME-Version: 1.0 In-Reply-To: <20201027162119.19025-3-michael@niedermayer.cc> Subject: Re: [FFmpeg-devel] [PATCH 3/4] avcodec/pixlet: Avoid signed integer overflow in scaling in filterfn() X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Content-Type: multipart/mixed; boundary="===============8175969843402779556==" Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: --===============8175969843402779556== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="NVDjjw+epuFokDrH" Content-Disposition: inline --NVDjjw+epuFokDrH Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Oct 27, 2020 at 05:21:18PM +0100, Michael Niedermayer wrote: > Fixes: signed integer overflow: 11494 * 1073741824000000 cannot be repres= ented in type 'long' > Fixes: 26586/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PIXLET_fuz= zer-5752633970917376 >=20 > Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/t= ree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer > --- > libavcodec/pixlet.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) will apply [...] --=20 Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB Into a blind darkness they enter who follow after the Ignorance, they as if into a greater darkness enter who devote themselves to the Knowledge alone. -- Isha Upanishad --NVDjjw+epuFokDrH Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABEIAB0WIQSf8hKLFH72cwut8TNhHseHBAsPqwUCYje9jAAKCRBhHseHBAsP qwPuAJ9KnRL436IKuK5rKAJYGXORFe6nSACfVFhH/3tYGjtPyXUdLV0yUznqoOQ= =Bjh9 -----END PGP SIGNATURE----- --NVDjjw+epuFokDrH-- --===============8175969843402779556== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe". --===============8175969843402779556==--