From patchwork Tue May 11 11:12:04 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Niedermayer X-Patchwork-Id: 27717 Delivered-To: ffmpegpatchwork2@gmail.com Received: by 2002:a6b:b214:0:0:0:0:0 with SMTP id b20csp3880700iof; Tue, 11 May 2021 04:20:22 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyyf0ZaTKIWJgQ+tNaDNWyVdBGIavxTt2HzjHxQY/PtXEicAWbMs9QKZZobevgbuHaiQFUC X-Received: by 2002:a17:907:3e0b:: with SMTP id hp11mr29852339ejc.171.1620732022541; Tue, 11 May 2021 04:20:22 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1620732022; cv=none; d=google.com; s=arc-20160816; b=PEhIETHXognkWI6MpDZn4mmT/4T8Dy9f4Cm81FXLAxzJHDyls8UYwEZk168BEQknvj Y/8uAFRjMnzuT17Ajm6VegISJQuTS2S59KSn6MPnjKdOUj444BmeoY5EUqwBBNjJSUXm DuijDAh37Bmm6CM7Vq5HoCvo9hakkIGj5PtoyT/5S0s6AH4ETSoeYvyVIAjxNacY4+2R Bz5g0kt9Sr1Hlm4/AI+D/VOc3nyy6jxmily9F2sCX00tbabTKdzP03STJYPXALMDL2Q+ XFSaAztWw0Sf2qRIsGBDqyIhlyT5j6QrPXdecveo9/zMp/Xy+ZueIKWnKOJR8pvuZFvw EgAg== 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=7S1gMmR9KsV8pZ3iLQJ/vxXY8DFmJM6f1kAAkIpV9V8=; b=iaTtReDSzGc4gTlnV/WDIm0TR4wSXiVL1fDM9SEGoadIv6Svz2T7IngT3B32YhtF5J oBikr3SwDC/my7f1rb9AblXR8Ho5uxPl0E/b+zdnz6MadSXxAmP+sdYVw3Ov8zW5hvaZ ItN4dh6we50TMTbV7p/T1NUAN/cOXIMu60iQYI1HxJyc11fdJL7akc1FVWpnK+RC5pn/ C+SaWT+gAg/oMi7j9l6OI9aOp0ptx/rpk9NW2Mub3aRsYG9VCBwbdpQAGgP7h25PN9Nd CPM28BXeyaOrnD74tRYgg7mcwJUnGwjTFwSV0T4tGwHNny8U3rwMRTPi691XR3CZHm35 NoOA== 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. [79.124.17.100]) by mx.google.com with ESMTP id u14si16174676ejz.667.2021.05.11.04.20.22; Tue, 11 May 2021 04:20:22 -0700 (PDT) Received-SPF: pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) client-ip=79.124.17.100; Authentication-Results: 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 Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id F2B61687F43; Tue, 11 May 2021 14:20:19 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from vie01a-dmta-pe06-2.mx.upcmail.net (vie01a-dmta-pe06-2.mx.upcmail.net [84.116.36.15]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 401616800A1 for ; Tue, 11 May 2021 14:20:14 +0300 (EEST) Received: from [172.31.216.235] (helo=vie01a-pemc-psmtp-pe12.mail.upcmail.net) by vie01a-dmta-pe06.mx.upcmail.net with esmtp (Exim 4.92) (envelope-from ) id 1lgQK3-00BP9U-0C for ffmpeg-devel@ffmpeg.org; Tue, 11 May 2021 13:13:07 +0200 Received: from localhost ([213.47.68.29]) by vie01a-pemc-psmtp-pe12.mail.upcmail.net with ESMTP id gQJ4ljOgkljeHgQJ4lYXen; Tue, 11 May 2021 13:12:07 +0200 X-Env-Mailfrom: michael@niedermayer.cc X-Env-Rcptto: ffmpeg-devel@ffmpeg.org X-SourceIP: 213.47.68.29 X-CNFS-Analysis: v=2.3 cv=BoHjPrf5 c=1 sm=1 tr=0 a=2hcxjKEKjp0CzLx6oWAm4g==:117 a=2hcxjKEKjp0CzLx6oWAm4g==:17 a=MKtGQD3n3ToA:10 a=1oJP67jkp3AA:10 a=GEAsPZ9sns4A:10 a=ZZnuYtJkoWoA:10 a=nZOtpAppAAAA:20 a=BOQE_Cdt6BzwBv3U_OoA:9 a=1fhp2MxaeJtTNGEnv6mo:22 a=Z5ABNNGmrOfJ6cZ5bIyy:22 a=jd6J4Gguk5HxikPWLKER:22 From: Michael Niedermayer To: FFmpeg development discussions and patches Date: Tue, 11 May 2021 13:12:04 +0200 Message-Id: <20210511111206.9982-1-michael@niedermayer.cc> X-Mailer: git-send-email 2.17.1 X-CMAE-Envelope: MS4wfPxeC70n2CkSV2XcGwbAYyNC8jTJbvA1ZZX61bCQeal8cehY0KoABYI1fWhPG/u+EM8MFnWSWcflepQZzADHHbBIh1S8s8RMAV8+5xwnkYD3n8uSYkas 6BngfKloQ7Cq4eMUJ6l2z/l576+zTD2RR3T6bdCC3GYgM/ziN9758FRm Subject: [FFmpeg-devel] [PATCH 1/3] tools/target_dec_fuzzer: Adjust threshold for theora 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: XTRnLpjdT5hu Fixes: Timeout Fixes: 33916/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_THEORA_fuzzer-4620863119949824 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 | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/target_dec_fuzzer.c b/tools/target_dec_fuzzer.c index 2bdf9ea8d5..adc4b0923f 100644 --- a/tools/target_dec_fuzzer.c +++ b/tools/target_dec_fuzzer.c @@ -193,7 +193,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { case AV_CODEC_ID_SMACKVIDEO: maxpixels /= 64; break; case AV_CODEC_ID_SNOW: maxpixels /= 128; break; case AV_CODEC_ID_TGV: maxpixels /= 32; break; - case AV_CODEC_ID_THEORA: maxpixels /= 1024; break; + case AV_CODEC_ID_THEORA: maxpixels /= 16384; break; case AV_CODEC_ID_TRUEMOTION2: maxpixels /= 1024; break; case AV_CODEC_ID_TSCC: maxpixels /= 1024; break; case AV_CODEC_ID_VC1IMAGE: maxpixels /= 8192; break; From patchwork Tue May 11 11:12:05 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Niedermayer X-Patchwork-Id: 27718 Delivered-To: ffmpegpatchwork2@gmail.com Received: by 2002:a6b:b214:0:0:0:0:0 with SMTP id b20csp3879970iof; Tue, 11 May 2021 04:19:21 -0700 (PDT) X-Google-Smtp-Source: ABdhPJy5ufeUmxJkt+qI8l8l5sq9GEHO3OisJS6RscVfU+RP1b4zy33z5uaq16od3oR/LK3UDC/y X-Received: by 2002:a05:6402:1c0b:: with SMTP id ck11mr35523865edb.264.1620731961365; Tue, 11 May 2021 04:19:21 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1620731961; cv=none; d=google.com; s=arc-20160816; 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[79.124.17.100]) by mx.google.com with ESMTP id j14si17948774ejs.333.2021.05.11.04.19.21; Tue, 11 May 2021 04:19:21 -0700 (PDT) Received-SPF: pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) client-ip=79.124.17.100; Authentication-Results: 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 Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id B17EA680CF5; Tue, 11 May 2021 14:19:06 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from vie01a-dmta-pe05-2.mx.upcmail.net (vie01a-dmta-pe05-2.mx.upcmail.net [84.116.36.12]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 9DF53680CEC for ; Tue, 11 May 2021 14:18:59 +0300 (EEST) Received: from [172.31.216.235] (helo=vie01a-pemc-psmtp-pe12.mail.upcmail.net) by vie01a-dmta-pe05.mx.upcmail.net with esmtp (Exim 4.92) (envelope-from ) id 1lgQK3-00GOae-0B for ffmpeg-devel@ffmpeg.org; Tue, 11 May 2021 13:13:07 +0200 Received: from localhost ([213.47.68.29]) by vie01a-pemc-psmtp-pe12.mail.upcmail.net with ESMTP id gQJ5ljOhVljeHgQJ5lYXf6; Tue, 11 May 2021 13:12:07 +0200 X-Env-Mailfrom: michael@niedermayer.cc X-Env-Rcptto: ffmpeg-devel@ffmpeg.org X-SourceIP: 213.47.68.29 X-CNFS-Analysis: v=2.3 cv=BoHjPrf5 c=1 sm=1 tr=0 a=2hcxjKEKjp0CzLx6oWAm4g==:117 a=2hcxjKEKjp0CzLx6oWAm4g==:17 a=MKtGQD3n3ToA:10 a=1oJP67jkp3AA:10 a=GEAsPZ9sns4A:10 a=ZZnuYtJkoWoA:10 a=nZOtpAppAAAA:20 a=KJxRFXHAM5jbz-xGZD8A:9 a=1fhp2MxaeJtTNGEnv6mo:22 a=Z5ABNNGmrOfJ6cZ5bIyy:22 a=UDnyf2zBuKT2w-IlGP_r:22 From: Michael Niedermayer To: FFmpeg development discussions and patches Date: Tue, 11 May 2021 13:12:05 +0200 Message-Id: <20210511111206.9982-2-michael@niedermayer.cc> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210511111206.9982-1-michael@niedermayer.cc> References: <20210511111206.9982-1-michael@niedermayer.cc> X-CMAE-Envelope: MS4wfPxeC70n2CkSV2XcGwbAYyNC8jTJbvA1ZZX61bCQeal8cehY0KoABYI1fWhPG/u+EM8MFnWSWcflepQZzADHHbBIh1S8s8RMAV8+5xwnkYD3n8uSYkas 6BngfKloQ7Cq4eMUJ6l2z/l576+zTD2RR3T6bdCC3GYgM/ziN9758FRm Subject: [FFmpeg-devel] [PATCH 2/3] avcodec/mjpegdec: Fix order of condition for pal8 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: cL31VDKTk2ya Fixes: out of array access Fixes: 33960/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_THP_fuzzer-5052852809629696 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavcodec/mjpegdec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c index 500cd373bc..02a987fd0c 100644 --- a/libavcodec/mjpegdec.c +++ b/libavcodec/mjpegdec.c @@ -681,7 +681,7 @@ int ff_mjpeg_decode_sof(MJpegDecodeContext *s) } else if (s->nb_components != 1) { av_log(s->avctx, AV_LOG_ERROR, "Unsupported number of components %d\n", s->nb_components); return AVERROR_PATCHWELCOME; - } else if (s->palette_index && s->bits <= 8 || s->force_pal8) + } else if ((s->palette_index || s->force_pal8) && s->bits <= 8) s->avctx->pix_fmt = AV_PIX_FMT_PAL8; else if (s->bits <= 8) s->avctx->pix_fmt = AV_PIX_FMT_GRAY8; From patchwork Tue May 11 11:12:06 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Niedermayer X-Patchwork-Id: 27716 Delivered-To: ffmpegpatchwork2@gmail.com Received: by 2002:a6b:b214:0:0:0:0:0 with SMTP id b20csp3879816iof; Tue, 11 May 2021 04:19:09 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwe0jZ1M4QomIpgmcYEMgAgWrlEd3RV1i2koRwSey8Km+bSBBeoYoC+GIqwflz5+3oIwXvC X-Received: by 2002:a17:906:c44d:: with SMTP id ck13mr31284659ejb.371.1620731949474; Tue, 11 May 2021 04:19:09 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1620731949; cv=none; d=google.com; s=arc-20160816; b=K5Jut5fTE3dQQdwaxJ04R2CPuhPSW0ONNh8/OklhpzotHnH0gF4j1WBPyomqAUkXzy l/FQw8TKlnwZ2Maov/TZYSLVkSt1CUEHwrwWclVqvr930fsk9URar6VmJJdMqDvXPyLZ Z9ADiILbQBpOjbkwAPgtiDZgH9bZgvK5lzVCcH5UJ7cFEf2SJJhnvphqoC6M+p5T2V6G Ls+VIAspx5D1iBUApfFrh0cTHZSii068b4LkWobR3hbHUAPcgTH5mQ4eU7It2OWaiKHz wTJxOZCbMmf+jDrJ7F6O6md8FlcP4Ag2mQevBBGP2ET3PF1BtaV/N5GFEfdShqQWPu2V ClLw== ARC-Message-Signature: i=1; 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[79.124.17.100]) by mx.google.com with ESMTP id o32si15772061eda.316.2021.05.11.04.19.08; Tue, 11 May 2021 04:19:09 -0700 (PDT) Received-SPF: pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) client-ip=79.124.17.100; Authentication-Results: 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 Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 8DCC3680CDE; Tue, 11 May 2021 14:19:04 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from vie01a-dmta-pe05-2.mx.upcmail.net (vie01a-dmta-pe05-2.mx.upcmail.net [84.116.36.12]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 5FA406801B4 for ; Tue, 11 May 2021 14:18:58 +0300 (EEST) Received: from [172.31.216.235] (helo=vie01a-pemc-psmtp-pe12.mail.upcmail.net) by vie01a-dmta-pe05.mx.upcmail.net with esmtp (Exim 4.92) (envelope-from ) id 1lgQK3-00GOQO-0B for ffmpeg-devel@ffmpeg.org; Tue, 11 May 2021 13:13:07 +0200 Received: from localhost ([213.47.68.29]) by vie01a-pemc-psmtp-pe12.mail.upcmail.net with ESMTP id gQJ5ljOhlljeHgQJ5lYXfB; Tue, 11 May 2021 13:12:07 +0200 X-Env-Mailfrom: michael@niedermayer.cc X-Env-Rcptto: ffmpeg-devel@ffmpeg.org X-SourceIP: 213.47.68.29 X-CNFS-Analysis: v=2.3 cv=BoHjPrf5 c=1 sm=1 tr=0 a=2hcxjKEKjp0CzLx6oWAm4g==:117 a=2hcxjKEKjp0CzLx6oWAm4g==:17 a=MKtGQD3n3ToA:10 a=1oJP67jkp3AA:10 a=GEAsPZ9sns4A:10 a=ZZnuYtJkoWoA:10 a=nZOtpAppAAAA:20 a=zyaPAXdEVWJZX7Nd_gQA:9 a=1fhp2MxaeJtTNGEnv6mo:22 a=Z5ABNNGmrOfJ6cZ5bIyy:22 a=UDnyf2zBuKT2w-IlGP_r:22 From: Michael Niedermayer To: FFmpeg development discussions and patches Date: Tue, 11 May 2021 13:12:06 +0200 Message-Id: <20210511111206.9982-3-michael@niedermayer.cc> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210511111206.9982-1-michael@niedermayer.cc> References: <20210511111206.9982-1-michael@niedermayer.cc> X-CMAE-Envelope: MS4wfPxeC70n2CkSV2XcGwbAYyNC8jTJbvA1ZZX61bCQeal8cehY0KoABYI1fWhPG/u+EM8MFnWSWcflepQZzADHHbBIh1S8s8RMAV8+5xwnkYD3n8uSYkas 6BngfKloQ7Cq4eMUJ6l2z/l576+zTD2RR3T6bdCC3GYgM/ziN9758FRm Subject: [FFmpeg-devel] [PATCH 3/3] avcodec/jpeglsdec: force pal8 only once 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: ovsITJ07vM7a Fixes: Infinite loop Fixes: 33958/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_THP_fuzzer-6590264069193728 Fixes: 33981/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEGLS_fuzzer-5343224173559808 Fixes: 33986/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MJPEG_fuzzer-6598815122587648 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavcodec/jpeglsdec.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/libavcodec/jpeglsdec.c b/libavcodec/jpeglsdec.c index c61cb14f49..32c0d2eb3f 100644 --- a/libavcodec/jpeglsdec.c +++ b/libavcodec/jpeglsdec.c @@ -118,9 +118,12 @@ int ff_jpegls_decode_lse(MJpegDecodeContext *s) shift = 8 - s->avctx->bits_per_raw_sample; } - s->force_pal8 = 1; - if (!pal) + s->force_pal8++; + if (!pal) { + if (s->force_pal8 > 1) + return AVERROR_INVALIDDATA; return 1; + } for (i=s->palette_index; i<=maxtab; i++) { uint8_t k = i << shift;