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 BC45A47453 for ; Thu, 7 Sep 2023 22:09:39 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 36D5D68C881; Fri, 8 Sep 2023 01:09:37 +0300 (EEST) Received: from relay5-d.mail.gandi.net (relay5-d.mail.gandi.net [217.70.183.197]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 11D6B68C5F3 for ; Fri, 8 Sep 2023 01:09:31 +0300 (EEST) Received: by mail.gandi.net (Postfix) with ESMTPSA id 44D371C0003 for ; Thu, 7 Sep 2023 22:09:29 +0000 (UTC) Date: Fri, 8 Sep 2023 00:09:29 +0200 From: Michael Niedermayer To: FFmpeg development discussions and patches Message-ID: <20230907220929.GT8640@pb2> References: <20230723180303.8000-1-michael@niedermayer.cc> <20230723180303.8000-4-michael@niedermayer.cc> MIME-Version: 1.0 In-Reply-To: <20230723180303.8000-4-michael@niedermayer.cc> X-GND-Sasl: michael@niedermayer.cc Subject: Re: [FFmpeg-devel] [PATCH 4/5] avcodec/hevcdec: Fix undefined memcpy() 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="===============4463286114224507332==" Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: --===============4463286114224507332== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="cUjMc5fB5G+GsIM6" Content-Disposition: inline --cUjMc5fB5G+GsIM6 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, Jul 23, 2023 at 08:03:02PM +0200, Michael Niedermayer wrote: > There is likely a better way to fix this, this is mainly to show the prob= lem >=20 > Fixes: MC within same frame resulting in overlapping memcpy() > Fixes: 60189/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HEVC_fuzze= r-4992746590175232 >=20 > Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/t= ree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer > --- > libavcodec/hevcdec.c | 7 +++++-- > 1 file changed, 5 insertions(+), 2 deletions(-) this fixes 2 more files will apply with all 3 in the commit message [...] --=20 Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB No human being will ever know the Truth, for even if they happen to say it by chance, they would not even known they had done so. -- Xenophanes --cUjMc5fB5G+GsIM6 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABEIAB0WIQSf8hKLFH72cwut8TNhHseHBAsPqwUCZPpKGQAKCRBhHseHBAsP q/rtAJ9MCWClN+k/o0F2o3Y9aDW4pqb29wCaAxJL46Xx7w/OSZU5Y/E2y8Jjzes= =Zw+8 -----END PGP SIGNATURE----- --cUjMc5fB5G+GsIM6-- --===============4463286114224507332== 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". --===============4463286114224507332==--