From patchwork Fri Feb 23 03:05:54 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: James Almer X-Patchwork-Id: 7715 Delivered-To: ffmpegpatchwork@gmail.com Received: by 10.2.150.33 with SMTP id c30csp151583jai; Thu, 22 Feb 2018 19:06:26 -0800 (PST) X-Google-Smtp-Source: AG47ELtlRn3RTheI6zqU2ho7rNE7k9p7DKZIrygnf6yhWQMinl0LCx2YIJokFwrX/DXTDYX2ggy1 X-Received: by 10.28.125.197 with SMTP id y188mr369527wmc.150.1519355186088; Thu, 22 Feb 2018 19:06:26 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1519355186; cv=none; d=google.com; s=arc-20160816; b=tSoA0ynUtd3K4R5vJ+YyXR0kfkAZkfy4vM5Oz2fX8BM5SpZ7085ytMcnGiOYRIhTFR Sf0ZDEtYR/45hiwRhocCJdjZf7LFrUU4KvMNsS3G1KgaTAiRwAzsHKD2XN82vI9bpAvN Z2fidWV52j35va8lwZ9wPmHbXoales/yWxzWzwUjYmFfv3RmuGiOYDpj0+XXajZv7hR1 YBhvkjnu+g/ivDkPolm1rRE73yad+Z9272drGHSRCMeN4WkXBSGuAegCT6IrWyGcUlK7 i4K4Y6Audh78EyKQ3aayGDNW25zuSUYlrmEDUBBx2j8gJ1B87RvkEIo8dyjcn1q80aeL a2rg== 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:dkim-signature :delivered-to:arc-authentication-results; bh=52/td7kFCI+c0oEVTKs1hVT6SDXo8yXz5b3TjJ1ROvU=; b=iNM+4MUulNOrAX0zN9jP8TY4xGylskfuR0hCZ7YhdMGhMDKhUP0uUdSE5x3NcrirbH MSnsgKZ1u55q6IuMR69XK2Wu8xaPmPrfXoBprNA/+HLTCOsa7N5weHyxJJvD8QqRMBbO Y/pzBolITrrb4dN4UtWtGhSgKzgtsxzkEjwvIJp+ni9QFbSAqE++0yJAoaqTUvFZxWlx JPGJ6XV6WiZYbM0+sFrx9ljRufRV+Diq1EXKolxvypd8v6DzJG/RUWssMYrOU3vaPjEc zRiwJEguXRfPXd+OV/zx2urG2m+KKGPXMiCE+896FtDhcQojqD/RbvInyz5nftJCSuC5 VT2w== ARC-Authentication-Results: i=1; mx.google.com; dkim=neutral (body hash did not verify) header.i=@gmail.com header.s=20161025 header.b=oucdR+w+; 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; dmarc=fail (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org. [79.124.17.100]) by mx.google.com with ESMTP id y39si1091551wrd.117.2018.02.22.19.06.24; Thu, 22 Feb 2018 19:06:26 -0800 (PST) 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; dkim=neutral (body hash did not verify) header.i=@gmail.com header.s=20161025 header.b=oucdR+w+; 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; dmarc=fail (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 6FEAC68A601; Fri, 23 Feb 2018 05:06:20 +0200 (EET) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from mail-qt0-f195.google.com (mail-qt0-f195.google.com [209.85.216.195]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 1CD0A68A034 for ; Fri, 23 Feb 2018 05:06:14 +0200 (EET) Received: by mail-qt0-f195.google.com with SMTP id k13so8986819qtg.5 for ; Thu, 22 Feb 2018 19:06:16 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:subject:date:message-id; bh=u/SLMEbYNDb+syEd8y4HDlkWoOjpkq6ghaBmlS09V1M=; b=oucdR+w+EOcUw9LylhQsQqfGY02PCtyYTJJyJK85XtL3nMLpbWQ8urktZcZsq1beMo rvvfGF+XCRq3IYdWW7bTzL5VFXhYvwJwGlzqDRFM0ZCo6t17xQRQzmCuh8Y6NhQGUvqc Aoo+aH/ITpy6UbG5W3bFhITgD8CqoCSqu257yeBLAmuKCYFUdSH5yilziXWzV/cGP4lQ yxLXZECpjPdneHyOix7OqsLnv9Rk/7hYfT+f5/yGwIks8xq0H4bxTZsWKBh0L3v0UIoD 2rUPidbnIlpIsJaXfDNUt5/jXh9VGH2LLCvZdN/q3kWYo9dKcYSEsLgsPAI2722DHnUF n5Ag== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id; bh=u/SLMEbYNDb+syEd8y4HDlkWoOjpkq6ghaBmlS09V1M=; b=iJfrHsFyjqspSpYEr0t1tLHn2R2JxdXP83C2Bxk4ihZdhfogHHf/t3E3yFWahBJ93f xrhyW35p+N69uSaj5K4VXRChgU80SwCzj9we6hqqgosbj5SQgRrnXZ1AxbX1XchR1L+4 sZsXdSNp93XifhUD2PxeFw+KO196NHpuzXdWUTfYB4UVhq7YNz4ooqMK4QHZOsyxP6PX s8fY0HjCSyNHDUP74KbIKfjEfQawzRGOx+48XJT+z/lhNJ00vW4pbMVOTRsmxYYA6G73 Dq3STCDoQWFb9gKsUJeFjsob9WMMWDL2U8+CsVBN7Dvqk08xqgAwETnbVSDImExjqolG ZuOA== X-Gm-Message-State: APf1xPBjSSs7GjXKkuJYdwODUFkEFfG7StDqVNMR8lwfTdoonLd2Tens sXsbFdEEybmld50NFPokapP0iA== X-Received: by 10.237.35.76 with SMTP id i12mr314171qtc.134.1519355175196; Thu, 22 Feb 2018 19:06:15 -0800 (PST) Received: from localhost.localdomain ([181.229.225.176]) by smtp.gmail.com with ESMTPSA id j10sm1109398qtk.8.2018.02.22.19.06.13 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 22 Feb 2018 19:06:14 -0800 (PST) From: James Almer To: ffmpeg-devel@ffmpeg.org Date: Fri, 23 Feb 2018 00:05:54 -0300 Message-Id: <20180223030554.5280-1-jamrial@gmail.com> X-Mailer: git-send-email 2.16.2 Subject: [FFmpeg-devel] [PATCH] avformat/hevc: zero initialize the nal buffers past the last written byte X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.20 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" Prevents use of uninitialized values. Fixes ticket #7038. Signed-off-by: James Almer --- libavformat/hevc.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libavformat/hevc.c b/libavformat/hevc.c index e45d2c08d2..3628d5a028 100644 --- a/libavformat/hevc.c +++ b/libavformat/hevc.c @@ -669,6 +669,8 @@ static uint8_t *nal_unit_extract_rbsp(const uint8_t *src, uint32_t src_len, while (i < src_len) dst[len++] = src[i++]; + memset(dst + len, 0, AV_INPUT_BUFFER_PADDING_SIZE); + *dst_len = len; return dst; }