From patchwork Mon Jun 13 00:10:19 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Niedermayer X-Patchwork-Id: 36188 Delivered-To: ffmpegpatchwork2@gmail.com Received: by 2002:a05:6a20:1a22:b0:84:42e0:ad30 with SMTP id cj34csp222620pzb; Sun, 12 Jun 2022 17:10:35 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyypv25zVBm9Sa5+ilQAUFHAfwqFjWLjrCN4X/lmGOuuk2Vaq0VSpIQrgaA7y6niibay7Yp X-Received: by 2002:aa7:d582:0:b0:42d:ce84:7e07 with SMTP id r2-20020aa7d582000000b0042dce847e07mr62735101edq.297.1655079034846; Sun, 12 Jun 2022 17:10:34 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1655079034; cv=none; d=google.com; s=arc-20160816; b=AmoLOhQ4OyMAlhGQW3nhr1P+LieWCw9ew45TfYzi0d4eTxlI4ryXm8fPkSWmbfLMY9 bzpq8R0SfbQwqs8TYV7LLeR0XkRcQUjJ9rcUw9tcahtUrzGSNFO1VSHc3nmd5945FfiG eKEo9M8yQKOGXXuJsbyxyAZ27mRcWj/qV1UkCSNobRHPTUXXIHPEkWMXIqjyizhrMfsh dVoUrFOKVB/yCHvdkza/PFBLXKmTV759stOmnpW28M68P6XJSiw02Su8B4d3XkuH0F6k e3nyOKAxEkBWinMIvcePV+pIRbtcXrujQxGkor0mBy2/rrntuXoGt/eqeACJoevAY8Fr 18ew== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:content-transfer-encoding:mime-version:reply-to :list-subscribe:list-help:list-post:list-archive:list-unsubscribe :list-id:precedence:subject:message-id:date:to:from:delivered-to; bh=Vww5ShhfjM3DrjQ81AK/s4vbOUKF9Lhnr+2CtzGBig4=; b=fBUwN8/0vhUO0oD7NA2JN3mPmbm07DxS3D9kryBxbc8p0LDjMyTiFtHBR/IA2tnAzW FW6uTBF4Bf/ns/Az3LzdmHPKP+nv/INCrRgW04EYq7LFJYO5NdEOKu9BvV/YxNds9h5H kI6mRUqNCKWcrNNeN9E310DZVh6rb8SeDImH9L/e3atgaFK/fk/hc3IoeZzJPMzPqWrp 6IcaOmnTN+RXV1K9HH+X6cvBBfdpCUJRRBL03teAlPrBSOvggg/Ib/IxpmQAbWvLjJEM JisMi9swrvYfPZo/ECSey0KV9ot9UQAPV7uFYnNXr3nT88z+bQAJaZoY3C85QINaPDfp V0tg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) smtp.mailfrom=ffmpeg-devel-bounces@ffmpeg.org Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org. 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([80.109.253.241]) by vie01a-pemc-psmtp-pe12.mail.upcmail.net with ESMTP id 0XecoefVE8s8U0XewoKLtE; Mon, 13 Jun 2022 02:10:22 +0200 Received: from localhost ([213.47.68.29]) by ren-mail-psmtp-mg02. with ESMTP id 0XevozJ9t8eSW0XevoM9qK; Mon, 13 Jun 2022 02:10:22 +0200 X-Env-Mailfrom: michael@niedermayer.cc X-Env-Rcptto: ffmpeg-devel@ffmpeg.org X-SourceIP: 213.47.68.29 X-CNFS-Analysis: v=2.4 cv=KKE5sHJo c=1 sm=1 tr=0 ts=62a6806e a=2hcxjKEKjp0CzLx6oWAm4g==:117 a=2hcxjKEKjp0CzLx6oWAm4g==:17 a=MKtGQD3n3ToA:10 a=1oJP67jkp3AA:10 a=GEAsPZ9sns4A:10 a=NEAV23lmAAAA:8 a=yTXsz0YPbQo76KAiiLEA:9 From: Michael Niedermayer To: FFmpeg development discussions and patches Date: Mon, 13 Jun 2022 02:10:19 +0200 Message-Id: <20220613001021.8065-1-michael@niedermayer.cc> X-Mailer: git-send-email 2.17.1 X-CMAE-Envelope: MS4wfAGOLauaHOVCWEZeXR0itTFeiGA9lfMu4HpSMGhUF6lR1vapXXNXrNTq7ke2VYuihNKkBCefIi1lZNh09K7VXctf6QM9LOauBV3FHuIvhDUrCxa/sHQ5 /32jr6OfjaXeP35Kv4f6A1kV6D5QDq86zDfolg0bv+nvSPVLGRxHeuK9bH4PcIS160C0IE9enOuw8w== Subject: [FFmpeg-devel] [PATCH 1/3] tools/target_dec_fuzzer: Adjust threshold for SIMBIOSIS_IMX 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 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" X-TUID: 2fSISp+VC63a Fixes: Timeout Fixes: 47892/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SIMBIOSIS_IMX_fuzzer-5160609278197760 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- tools/target_dec_fuzzer.c | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/target_dec_fuzzer.c b/tools/target_dec_fuzzer.c index fefc8514f0..8bf8761574 100644 --- a/tools/target_dec_fuzzer.c +++ b/tools/target_dec_fuzzer.c @@ -256,6 +256,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { case AV_CODEC_ID_SANM: maxpixels /= 16; break; case AV_CODEC_ID_SCPR: maxpixels /= 32; break; case AV_CODEC_ID_SCREENPRESSO:maxpixels /= 64; break; + case AV_CODEC_ID_SIMBIOSIS_IMX: maxpixels /= 16384;break; case AV_CODEC_ID_SMACKVIDEO: maxpixels /= 64; break; case AV_CODEC_ID_SNOW: maxpixels /= 128; break; case AV_CODEC_ID_TARGA: maxpixels /= 128; break; From patchwork Mon Jun 13 00:10:20 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Niedermayer X-Patchwork-Id: 36190 Delivered-To: ffmpegpatchwork2@gmail.com Received: by 2002:a05:6a20:1a22:b0:84:42e0:ad30 with SMTP id cj34csp222923pzb; Sun, 12 Jun 2022 17:11:31 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzldFO10/5VHGqlrxx8tovQtxTf+Stq3jfKHCw27C77RejLTaR8moGHNt537k03xa8mQS3L X-Received: by 2002:a05:6402:50:b0:431:69fc:eff4 with SMTP id f16-20020a056402005000b0043169fceff4mr38804979edu.243.1655079091067; Sun, 12 Jun 2022 17:11:31 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1655079091; cv=none; d=google.com; s=arc-20160816; b=MOu7V63Q3TbQO6ZZe7v6Qdy59/+WltKXyNKiAy1Q5GAmWAEOyl1Li4U09zv2TR0D1T YVfVrzzXCgzLNVu4EY/LgZ+zU9vzEGR/V6ww8rh0WMEdvzXtoSExqc1U7q2gcgUIZWsE kPoVjI/j3w73Xpci3IA8ugPgkXaBGcUJuwI3jnazPIi3LWGZPk7geneBuUhqutg7v6Hc ozMyRnVLST4gMmrHbFD6wd/xeolg5xRVAzUtkJM17CmPo+NnbpmNcT9BRjHOqyznPgQH W8KwQjGpV+q1gt3INrnoz4J/P4+CQoQZGUX/WspqPCKQux0T3OhuXyWqLxQdvM7cCbZE gAHA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:content-transfer-encoding:mime-version:reply-to :list-subscribe:list-help:list-post:list-archive:list-unsubscribe :list-id:precedence:subject:references:in-reply-to:message-id:date :to:from:delivered-to; bh=UluZRSjKIe6oIlLXApFrKJ11jfTSwm1gak9VaPjgnEQ=; b=Nu6tU3Rs3gbt6TDoGDI4dcUEtXAfSh+Grd/gVeosamzG7NkeavpLUmY3vlXvIKXj/M wSYWckdnlKhBudmHmRuGeUKbAGdo6SX5xbP+RwHiAA9L2sOx3WfX+wd2cE4XbMgfy3sU yHm+xBnwAG3dBnXivq8zePAosCbFpDTLbqZ9sbmKr91mnpq3mjLSbAb9iCQUOiE+m/gM 6+qKoAXnTRlV80EQ79gzl9PVAhynxa+OhJ3TRueyaU2761nZqzB9LE+GpfeU6xOmHlvL DmGDcUdTqvsZ6jMrmtHuH75NgFnh3mhOqmdlQBFS8tfqTgfO/D1mNgnmQfWAmOaH2yZL EGZA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) smtp.mailfrom=ffmpeg-devel-bounces@ffmpeg.org Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org. 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([80.109.253.241]) by vie01a-pemc-psmtp-pe12.mail.upcmail.net with ESMTP id 0XbwoecXL8s8U0XfuoKLvi; Mon, 13 Jun 2022 02:11:22 +0200 Received: from localhost ([213.47.68.29]) by ren-mail-psmtp-mg02. with ESMTP id 0XewozJAB8eSW0XewoM9qM; Mon, 13 Jun 2022 02:10:22 +0200 X-Env-Mailfrom: michael@niedermayer.cc X-Env-Rcptto: ffmpeg-devel@ffmpeg.org X-SourceIP: 213.47.68.29 X-CNFS-Analysis: v=2.4 cv=KKE5sHJo c=1 sm=1 tr=0 ts=62a6806e a=2hcxjKEKjp0CzLx6oWAm4g==:117 a=2hcxjKEKjp0CzLx6oWAm4g==:17 a=MKtGQD3n3ToA:10 a=1oJP67jkp3AA:10 a=GEAsPZ9sns4A:10 a=NEAV23lmAAAA:8 a=PBlzMNIDDPxE7l9iKnMA:9 From: Michael Niedermayer To: FFmpeg development discussions and patches Date: Mon, 13 Jun 2022 02:10:20 +0200 Message-Id: <20220613001021.8065-2-michael@niedermayer.cc> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220613001021.8065-1-michael@niedermayer.cc> References: <20220613001021.8065-1-michael@niedermayer.cc> X-CMAE-Envelope: MS4wfAlCOeS6TkB11m5d0JZQvX/6RNO56fpWOYHmGy7/v6IowELrQ5syM3gxwzxcW3yV2V4zzc1JhZDF6JVF5015h7q0N89ncTG7Sbw0DKHSabi1MWhZAdZL XH2/m5Wz8Oig5VblZHR7eBDjHP8ki0TDhr+EpdGmEedb/esueenkHjX7x6LM9Ddw7RJ1peBIHt5c5g== Subject: [FFmpeg-devel] [PATCH 2/3] avformat/mov: Check the item count in iloc better 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 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" X-TUID: ssuDICS522EN Fixes: out of array access Fixes: 47899/clusterfuzz-testcase-minimized-ffmpeg_IO_DEMUXER_fuzzer-5706852010164224 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavformat/mov.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/libavformat/mov.c b/libavformat/mov.c index fa471c45ea..3f7b0e3ed1 100644 --- a/libavformat/mov.c +++ b/libavformat/mov.c @@ -7501,12 +7501,12 @@ static int mov_read_iloc(MOVContext *c, AVIOContext *pb, MOVAtom atom) return AVERROR_PATCHWELCOME; } item_count = (version < 2) ? avio_rb16(pb) : avio_rb32(pb); - if (item_count > 1) { + if (item_count != 1) { // For still AVIF images, we only support one item. Second item will // generally be found for AVIF images with alpha channel. We don't // support them as of now. - av_log(c->fc, AV_LOG_ERROR, "iloc: item_count > 1 not supported.\n"); - return AVERROR_PATCHWELCOME; + av_log(c->fc, AV_LOG_ERROR, "iloc: item_count != 1 not supported.\n"); + return item_count ? AVERROR_PATCHWELCOME : AVERROR_INVALIDDATA; } // Populate the necessary fields used by mov_build_index. 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([80.109.253.241]) by vie01a-pemc-psmtp-pe12.mail.upcmail.net with ESMTP id 0XbwoecXL8s8U0XewoKLtF; Mon, 13 Jun 2022 02:10:22 +0200 Received: from localhost ([213.47.68.29]) by ren-mail-psmtp-mg02. with ESMTP id 0XewozJAI8eSW0XewoM9qO; Mon, 13 Jun 2022 02:10:22 +0200 X-Env-Mailfrom: michael@niedermayer.cc X-Env-Rcptto: ffmpeg-devel@ffmpeg.org X-SourceIP: 213.47.68.29 X-CNFS-Analysis: v=2.4 cv=KKE5sHJo c=1 sm=1 tr=0 ts=62a6806e a=2hcxjKEKjp0CzLx6oWAm4g==:117 a=2hcxjKEKjp0CzLx6oWAm4g==:17 a=MKtGQD3n3ToA:10 a=1oJP67jkp3AA:10 a=GEAsPZ9sns4A:10 a=NEAV23lmAAAA:8 a=KBDumcJZRJ8iyMBVdhoA:9 From: Michael Niedermayer To: FFmpeg development discussions and patches Date: Mon, 13 Jun 2022 02:10:21 +0200 Message-Id: <20220613001021.8065-3-michael@niedermayer.cc> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220613001021.8065-1-michael@niedermayer.cc> References: <20220613001021.8065-1-michael@niedermayer.cc> X-CMAE-Envelope: MS4wfAGOLauaHOVCWEZeXR0itTFeiGA9lfMu4HpSMGhUF6lR1vapXXNXrNTq7ke2VYuihNKkBCefIi1lZNh09K7VXctf6QM9LOauBV3FHuIvhDUrCxa/sHQ5 /32jr6OfjaXeP35Kv4f6A1kV6D5QDq86zDfolg0bv+nvSPVLGRxHeuK9bH4PcIS160C0IE9enOuw8w== Subject: [FFmpeg-devel] [PATCH 3/3] avcodec/bink: disallow odd positioned scaled blocks 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 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" X-TUID: pqrztOlrzkXk Fixes: out of array access Fixes: 47911/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_BINK_fuzzer-6194020855971840 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavcodec/bink.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/bink.c b/libavcodec/bink.c index ce740ad275..ed4406d97d 100644 --- a/libavcodec/bink.c +++ b/libavcodec/bink.c @@ -1088,7 +1088,7 @@ static int bink_decode_plane(BinkContext *c, AVFrame *frame, GetBitContext *gb, for (bx = 0; bx < bw; bx++, dst += 8, prev += 8) { blk = get_value(c, BINK_SRC_BLOCK_TYPES); // 16x16 block type on odd line means part of the already decoded block, so skip it - if ((by & 1) && blk == SCALED_BLOCK) { + if (((by & 1) || (bx & 1)) && blk == SCALED_BLOCK) { bx++; dst += 8; prev += 8;