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 A472149B57 for ; Tue, 2 Apr 2024 21:25:09 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id E122B68CE20; Wed, 3 Apr 2024 00:25:07 +0300 (EEST) Received: from relay6-d.mail.gandi.net (relay6-d.mail.gandi.net [217.70.183.198]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id BFCB468C09C for ; Wed, 3 Apr 2024 00:25:01 +0300 (EEST) Received: by mail.gandi.net (Postfix) with ESMTPSA id F1E62C0002 for ; Tue, 2 Apr 2024 21:25:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=niedermayer.cc; s=gm1; t=1712093101; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=ZXab/GF7d+uO9WwEqKxEeoFthvYsKisWagC97y9zAiQ=; b=YHGYGR6zldubs/6ETeamR+hxfuRLHSrKb1yLsjJqKZNtjQtkCHhsJHPxHVcx26tjppMXR7 AeHF1V4XlEOqWqw1XHn+1y3POJPIqdKrYxE2eItd0MsPRpNQQCZcg8QlN7ZeJfpp0cqNV3 l/wAenDjSEyeFKCHsbwIZRtNNRmF64NclX21BvdvFbtx0sZrROQHwgWvd6BkRaCMFNv63V +bGRqskHofwbPJ52LfX1ods0z0HjhKbKPbnvqVhHfSS+uCpI+VwP4Zgiv57qplY3btB0hO Chs72HeFzFlrD71qGBoCGXh0D5Sk6XO7tuXrRafCX0MLm701ZaRe6EBQ9l6rFQ== Date: Tue, 2 Apr 2024 23:25:00 +0200 From: Michael Niedermayer To: FFmpeg development discussions and patches Message-ID: <20240402212500.GQ6420@pb2> References: <20240401205607.9093-1-michael@niedermayer.cc> <20240401205607.9093-6-michael@niedermayer.cc> MIME-Version: 1.0 In-Reply-To: <20240401205607.9093-6-michael@niedermayer.cc> X-GND-Sasl: michael@niedermayer.cc Subject: Re: [FFmpeg-devel] [PATCH 6/6] avcodec/apedec: Use NABS to avoid undefined negation 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="===============7797150540426081204==" Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: --===============7797150540426081204== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="9PsA9NrzD8O4Bc71" Content-Disposition: inline --9PsA9NrzD8O4Bc71 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Apr 01, 2024 at 10:56:07PM +0200, Michael Niedermayer wrote: > Fixes: negation of -2147483648 cannot be represented in type 'int32_t' (a= ka 'int'); cast to an unsigned type to negate this value to itself > Fixes: 67738/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer= -5444313212321792 >=20 > Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/t= ree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer > --- > libavcodec/apedec.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) will apply [...] --=20 Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB Asymptotically faster algorithms should always be preferred if you have asymptotical amounts of data --9PsA9NrzD8O4Bc71 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABEIAB0WIQSf8hKLFH72cwut8TNhHseHBAsPqwUCZgx3rAAKCRBhHseHBAsP q95fAJ4qdJEGuZz+7MoWtXjEXCqd83lFPwCgj6sMbSkYYo7RVk9OPQjDnPtjfI8= =lUfk -----END PGP SIGNATURE----- --9PsA9NrzD8O4Bc71-- --===============7797150540426081204== 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". --===============7797150540426081204==--