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 ESMTPS id 8E0B34E9D5 for ; Sun, 11 May 2025 00:33:25 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id C02AC68C0DD; Sun, 11 May 2025 03:32:55 +0300 (EEST) Received: from relay8-d.mail.gandi.net (relay8-d.mail.gandi.net [217.70.183.201]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 79EFE68C023 for ; Sun, 11 May 2025 03:32:49 +0300 (EEST) Received: by mail.gandi.net (Postfix) with ESMTPSA id CED6543B01 for ; Sun, 11 May 2025 00:32:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=niedermayer.cc; s=gm1; t=1746923569; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=3bkq4mOJ3UIBhwjWlyGoIbcLBehQJ8xvVrNq1PPH4+I=; b=NdPgkukkjvdjNDR/sZSUdXjqr2rawPB3UPLIFwQ+6KfAFX8qSsaeVgHEWatRS4ljN6D+uH PWKkXnGY/GjYbjjO+HULdJaUFzB5f1VHv9EQLR9dePyD3mK2vchhg58h5z9IibIXWeQoJI xG7vvBS283KHPgdyMwNEnjfn57Z3tzD/BY7YVXmpXNfJZrsV0Bmm7TPp84nisb+Ym9DJjB KE5tyevQJgPjh99j1p9H1LUj3waJrllZ26hF+EHz62WwcJYWK92/WJPxRu6jXzxFb6G+oL O/9Q2NsrQEst/r+yZgs0BrK6VHadjB1tg+rczTOSw3D8CahoFzfVkSsHi7airw== From: Michael Niedermayer To: FFmpeg development discussions and patches Date: Sun, 11 May 2025 02:32:40 +0200 Message-ID: <20250511003245.413345-3-michael@niedermayer.cc> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250511003245.413345-1-michael@niedermayer.cc> References: <20250511003245.413345-1-michael@niedermayer.cc> MIME-Version: 1.0 X-GND-State: clean X-GND-Score: -85 X-GND-Cause: gggruggvucftvghtrhhoucdtuddrgeefvddrtddtgddvleeileehucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuifetpfffkfdpucggtfgfnhhsuhgsshgtrhhisggvnecuuegrihhlohhuthemuceftddunecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenfghrlhcuvffnffculdduhedmnecujfgurhephffvufffkffojghfggfgsedtkeertdertddtnecuhfhrohhmpefoihgthhgrvghlucfpihgvuggvrhhmrgihvghruceomhhitghhrggvlhesnhhivgguvghrmhgrhigvrhdrtggtqeenucggtffrrghtthgvrhhnpeegjefhteeghffgledugedvuddvffegfedvtdehteelhfeuiedtveffveefheehgfenucffohhmrghinhepghhithhhuhgsrdgtohhmnecukfhppeeguddrieeirdeijedruddufeenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepihhnvghtpeeguddrieeirdeijedruddufedphhgvlhhopehlohgtrghlhhhoshhtpdhmrghilhhfrhhomhepmhhitghhrggvlhesnhhivgguvghrmhgrhigvrhdrtggtpdhnsggprhgtphhtthhopedupdhrtghpthhtohepfhhfmhhpvghgqdguvghvvghlsehffhhmphgvghdrohhrgh X-GND-Sasl: michael@niedermayer.cc Subject: [FFmpeg-devel] [PATCH 3/8] avformat/imf_cpl: do not continue looping forever 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: Fixes: infinite loop Fixes: 401658595/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5756875014733824 Regression since: 61fa1e14e4178d3f2550c76f7a36484220f6dc0c Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavformat/imf_cpl.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavformat/imf_cpl.c b/libavformat/imf_cpl.c index 137cff2a63c..6ddea62abef 100644 --- a/libavformat/imf_cpl.c +++ b/libavformat/imf_cpl.c @@ -709,8 +709,7 @@ static int fill_virtual_tracks(void *log_ctx, xmlNodePtr cpl_element, FFIMFCPL * av_log(log_ctx, AV_LOG_DEBUG, "Processing IMF CPL Segment\n"); sequence_list_elem = ff_imf_xml_get_child_element_by_name(segment_elem, "SequenceList"); - if (!sequence_list_elem) - continue; + if (sequence_list_elem) { sequence_elem = xmlFirstElementChild(sequence_list_elem); while (sequence_elem) { @@ -735,6 +734,7 @@ static int fill_virtual_tracks(void *log_ctx, xmlNodePtr cpl_element, FFIMFCPL * sequence_elem = xmlNextElementSibling(sequence_elem); } + } segment_elem = xmlNextElementSibling(segment_elem); } -- 2.49.0 _______________________________________________ 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".