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 9BD2744A96 for ; Tue, 6 Dec 2022 23:48:26 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 3472668BDB8; Wed, 7 Dec 2022 01:48:19 +0200 (EET) 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 584A968BDA6 for ; Wed, 7 Dec 2022 01:48:12 +0200 (EET) Received: (Authenticated sender: michael@niedermayer.cc) by mail.gandi.net (Postfix) with ESMTPSA id A0C821C0004 for ; Tue, 6 Dec 2022 23:48:10 +0000 (UTC) From: Michael Niedermayer To: FFmpeg development discussions and patches Date: Wed, 7 Dec 2022 00:48:08 +0100 Message-Id: <20221206234808.10024-2-michael@niedermayer.cc> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20221206234808.10024-1-michael@niedermayer.cc> References: <20221206234808.10024-1-michael@niedermayer.cc> Subject: [FFmpeg-devel] [PATCH 2/2] avutil/tx_template: Use more unsigned ints to avoid undefined overflows 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: 574590586 - -1875616554 cannot be represented in type 'int' Fixes: 53914/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_FIXED_fuzzer-5037125846564864 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavutil/tx_template.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavutil/tx_template.c b/libavutil/tx_template.c index ac3dc22a2c..983de75a47 100644 --- a/libavutil/tx_template.c +++ b/libavutil/tx_template.c @@ -659,7 +659,7 @@ static void TX_NAME(ff_tx_fft8_ns)(AVTXContext *s, void *_dst, { TXComplex *src = _src; TXComplex *dst = _dst; - TXSample t1, t2, t3, t4, t5, t6, r0, i0, r1, i1; + TXUSample t1, t2, t3, t4, t5, t6, r0, i0, r1, i1; const TXSample cos = TX_TAB(ff_tx_tab_8)[1]; TX_NAME(ff_tx_fft4_ns)(s, dst, src, stride); @@ -680,7 +680,7 @@ static void TX_NAME(ff_tx_fft16_ns)(AVTXContext *s, void *_dst, TXComplex *dst = _dst; const TXSample *cos = TX_TAB(ff_tx_tab_16); - TXSample t1, t2, t3, t4, t5, t6, r0, i0, r1, i1; + TXUSample t1, t2, t3, t4, t5, t6, r0, i0, r1, i1; TXSample cos_16_1 = cos[1]; TXSample cos_16_2 = cos[2]; TXSample cos_16_3 = cos[3]; -- 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".