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 A3D8643589 for ; Thu, 17 Nov 2022 00:12:30 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 1DB2E68B930; Thu, 17 Nov 2022 02:12:28 +0200 (EET) Received: from mail-vk1-f169.google.com (mail-vk1-f169.google.com [209.85.221.169]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id F05C268AF6B for ; Thu, 17 Nov 2022 02:12:21 +0200 (EET) Received: by mail-vk1-f169.google.com with SMTP id e2so56865vkd.13 for ; Wed, 16 Nov 2022 16:12:21 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=to:subject:message-id:date:from:references:in-reply-to:mime-version :from:to:cc:subject:date:message-id:reply-to; bh=Du62wgv3DQCl8E5W6vZgqj952hpBra4FQypu7JAxgtc=; b=B//B4iwJTwg7rNMAl+/Ae1tuHG+kTr2z7Gzrc6xK+9QcNUn7/N2o4lYi5pWnQP+uAc mZthnv4o/KWI0scwo5LEUeZZRmDSA81Ir3mt6fXsICO+MeXnEikSjfxNUYTUww+CJvqp 6QrWo5f33tZhDE2IGPppH7nmyFBYMlwe89guDFSVyeL/2up/8jDPXLJ0tocBuCmUmjiC NCX2l1yFgVImNGcRRICCAE2ezNi09WKUuta/Ftc+3wbfu65glhI/s53bK+yaMd8A4qwf U/TYvNLHgM2hTwvh3GUXVqRsIyHkSBB821foNRO1F0Yi+WHUwxV5MFI8lEALAhT1ggNJ bLzA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=to:subject:message-id:date:from:references:in-reply-to:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=Du62wgv3DQCl8E5W6vZgqj952hpBra4FQypu7JAxgtc=; b=0yayMQ5ve9OE7WLafPvEFjQJilfaFA8DpEhCZn8sBEVrwGaCkBfhoZdpLYatT/DCCx FcfwB9+M6tN8ZV8a91gt744ySi/MrWeW0exbDpFAlISQ5ovTJ6EI7sUS0jlBlaB3Kp6D XUYLUtcyBzWp/ePttQ5FDppy3PI04IMPTMQbItM4iIP35hU9+mRCic3Brx1IcIef57kp 3YEyZvS4swso/7ObMgJOiY+hBdT05I0xINsQCpNIq/p3GlWSAFCl2gQQ020XS8c17lUT VaJpvdS0NKn3cELyfMOGdFMDApWlb7031mgzMieiIs1U9S0XVSNh/AZSEN4VAv2tBT8X 7Fjw== X-Gm-Message-State: ANoB5pkE/WsMwogTt8wIk4C+WK1xCQM5sbtDoCnt5/W3JdDni092tV99 o+aLxaSFg4QawLDi49Dan5UPpvcarv2NsIl+ONOiAaoQ X-Google-Smtp-Source: AA0mqf5GoYfV1NrkzJd8/HPyNDrtExo3eYO2wDGML7MBZ8RF/JhfjeuyFxxgX2W0cTPsC0aBP3nKwvNjxvWdktnXKzo= X-Received: by 2002:a05:6122:2304:b0:3b8:42bd:5807 with SMTP id bq4-20020a056122230400b003b842bd5807mr14357593vkb.39.1668643939800; Wed, 16 Nov 2022 16:12:19 -0800 (PST) MIME-Version: 1.0 Received: by 2002:a05:612c:2428:b0:32a:5eaa:92e4 with HTTP; Wed, 16 Nov 2022 16:12:18 -0800 (PST) In-Reply-To: <20221116233220.5183-2-michael@niedermayer.cc> References: <20221116233220.5183-1-michael@niedermayer.cc> <20221116233220.5183-2-michael@niedermayer.cc> From: Paul B Mahol Date: Thu, 17 Nov 2022 01:12:18 +0100 Message-ID: To: FFmpeg development discussions and patches Subject: Re: [FFmpeg-devel] [PATCH 2/3] avcodec/apac: reset buffer on error 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 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: On 11/17/22, Michael Niedermayer wrote: > Fixes: repeatly parsing the same data after each 1 byte packet > Fixes: Timeout > Fixes: > 51943/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APAC_fuzzer-5779018251370496 > LGTM > Found-by: continuous fuzzing process > https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer > --- > libavcodec/apac.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/libavcodec/apac.c b/libavcodec/apac.c > index 6a1f61b842..e9f6a0dd88 100644 > --- a/libavcodec/apac.c > +++ b/libavcodec/apac.c > @@ -191,6 +191,8 @@ static int apac_decode(AVCodecContext *avctx, AVFrame > *frame, > if (c->bit_length < 0 || > c->bit_length > 17) { > c->bit_length = avctx->bits_per_coded_sample; > + s->bitstream_index = 0; > + s->bitstream_size = 0; > return AVERROR_INVALIDDATA; > } > > -- > 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". > _______________________________________________ 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".