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34 lines
1.1 KiB
Diff
34 lines
1.1 KiB
Diff
From 2acc89d321bf0d1ea4bc08bc4620f165cb7e65f3 Mon Sep 17 00:00:00 2001
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From: Frank Galligan <fgalligan@google.com>
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Date: Fri, 10 May 2019 17:42:46 -0700
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Subject: [PATCH] Check there is only one settings per ContentCompression
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This fixes a memory leak with invalid files.
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BUG: 127702368
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Merged-In: Id7de1f8c35ef2f6458c6fb6c7751a84fe43ed1cc
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Change-Id: I73bd34e212d74ffcf8d428e01b5269037147bf8c
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(cherry picked from commit 0fbbf3c3e05647aa10174a1876e02ba6a2ec631d)
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---
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libwebm/mkvparser.cpp | 6 ++++++
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1 file changed, 6 insertions(+)
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diff --git a/libwebm/mkvparser.cpp b/libwebm/mkvparser.cpp
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index f0cd97f..e65e9c7 100644
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--- a/libwebm/mkvparser.cpp
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+++ b/libwebm/mkvparser.cpp
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@@ -4284,6 +4284,12 @@ long ContentEncoding::ParseCompressionEntry(long long start, long long size,
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return status;
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}
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+ // There should be only one settings element per content compression.
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+ if (compression->settings != NULL) {
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+ delete[] buf;
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+ return E_FILE_FORMAT_INVALID;
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+ }
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+
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compression->settings = buf;
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compression->settings_len = buflen;
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}
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