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 639D34659E for ; Sun, 22 Oct 2023 00:35:30 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 24D1268CA21; Sun, 22 Oct 2023 03:35:28 +0300 (EEST) Received: from relay3-d.mail.gandi.net (relay3-d.mail.gandi.net [217.70.183.195]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id A4EA668C78E for ; Sun, 22 Oct 2023 03:35:21 +0300 (EEST) Received: by mail.gandi.net (Postfix) with ESMTPSA id 0374560002 for ; Sun, 22 Oct 2023 00:35:20 +0000 (UTC) From: Michael Niedermayer To: FFmpeg development discussions and patches Date: Sun, 22 Oct 2023 02:35:15 +0200 Message-Id: <20231022003520.17154-1-michael@niedermayer.cc> X-Mailer: git-send-email 2.17.1 X-GND-Sasl: michael@niedermayer.cc Subject: [FFmpeg-devel] [PATCH 1/6] avformat/mov: Check that is_still_picture_avif has no trak based streams 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 MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: Fixes: Assertion failure in mov_read_iloc( in mov_read_iloc()) Fixes: 62866/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-5282997370486784 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavformat/mov.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/libavformat/mov.c b/libavformat/mov.c index 2f29487beb8..e8efccf6ebf 100644 --- a/libavformat/mov.c +++ b/libavformat/mov.c @@ -4628,6 +4628,10 @@ static int mov_read_trak(MOVContext *c, AVIOContext *pb, MOVAtom atom) MOVStreamContext *sc; int ret; + if (c->is_still_picture_avif) { + return AVERROR_INVALIDDATA; + } + st = avformat_new_stream(c->fc, NULL); if (!st) return AVERROR(ENOMEM); st->id = -1; -- 2.17.1 _______________________________________________ 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".