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 1F1DA41A20 for ; Sun, 18 Dec 2022 17:09:00 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 8728168B9D9; Sun, 18 Dec 2022 19:08:42 +0200 (EET) Received: from relay7-d.mail.gandi.net (relay7-d.mail.gandi.net [217.70.183.200]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id D2C4668B3EA for ; Sun, 18 Dec 2022 19:08:35 +0200 (EET) Received: (Authenticated sender: michael@niedermayer.cc) by mail.gandi.net (Postfix) with ESMTPSA id D9ACA20004 for ; Sun, 18 Dec 2022 17:08:34 +0000 (UTC) From: Michael Niedermayer To: FFmpeg development discussions and patches Date: Sun, 18 Dec 2022 18:08:22 +0100 Message-Id: <20221218170823.32130-4-michael@niedermayer.cc> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20221218170823.32130-1-michael@niedermayer.cc> References: <20221218170823.32130-1-michael@niedermayer.cc> Subject: [FFmpeg-devel] [PATCH 4/5] avcodec/h264_slice: Use unsigned for fgs seed computation 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: signed integer overflow: 2147481600 + 13408 cannot be represented in type 'int' Fixes: 53963/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_H264_fuzzer-4650467311616000 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavcodec/h264_slice.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/h264_slice.c b/libavcodec/h264_slice.c index 420758ba0a..6188c74632 100644 --- a/libavcodec/h264_slice.c +++ b/libavcodec/h264_slice.c @@ -1228,7 +1228,7 @@ static int h264_export_frame_props(H264Context *h) ret = ff_h2645_sei_to_frame(out, &h->sei.common, AV_CODEC_ID_H264, h->avctx, &sps->vui, sps->bit_depth_luma, sps->bit_depth_chroma, - cur->poc + (h->poc_offset << 5)); + cur->poc + (unsigned)(h->poc_offset << 5)); if (ret < 0) return ret; -- 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".