41 lines
1.3 KiB
Diff
41 lines
1.3 KiB
Diff
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From 93d79c22a82604adc5512557c1238f72f41188c4 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= <sebastian@centricular.com>
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Date: Fri, 4 Oct 2024 13:22:02 +0300
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Subject: [PATCH 5/7] wavparse: Check that at least 32 bytes are available
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before parsing smpl chunks
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Thanks to Antonio Morales for finding and reporting the issue.
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Fixes GHSL-2024-259
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Fixes https://gitlab.freedesktop.org/gstreamer/gstreamer/-/issues/3887
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Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/8042>
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CVE: CVE-2024-47775
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CVE: CVE-2024-47776
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CVE: CVE-2024-47777
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CVE: CVE-2024-47778
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Upstream-Status: Backport [https://gitlab.freedesktop.org/gstreamer/gstreamer/-/commit/93d79c22a82604adc5512557c1238f72f41188c4]
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Signed-off-by: Peter Marko <peter.marko@siemens.com>
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---
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gst/wavparse/gstwavparse.c | 3 +++
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1 file changed, 3 insertions(+)
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diff --git a/gst/wavparse/gstwavparse.c b/gst/wavparse/gstwavparse.c
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index 5655ee3825..8a04805ed4 100644
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--- a/gst/wavparse/gstwavparse.c
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+++ b/gst/wavparse/gstwavparse.c
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@@ -893,6 +893,9 @@ gst_wavparse_smpl_chunk (GstWavParse * wav, const guint8 * data, guint32 size)
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{
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guint32 note_number;
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+ if (size < 32)
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+ return FALSE;
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+
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/*
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manufacturer_id = GST_READ_UINT32_LE (data);
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product_id = GST_READ_UINT32_LE (data + 4);
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--
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2.30.2
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