1 files changed, 30 insertions, 0 deletions

diff --git a/meta/recipes-multimedia/speex/speex/CVE-2020-23903.patch b/meta/recipes-multimedia/speex/speex/CVE-2020-23903.patch
new file mode 100644
index 0000000000..eb16e95ffc
--- /dev/null
+++ b/meta/recipes-multimedia/speex/speex/CVE-2020-23903.patch
@@ -0,0 +1,30 @@
+Backport patch to fix CVE-2020-23903.
+
+CVE: CVE-2020-23903
+Upstream-Status: Backport [https://github.com/xiph/speex/commit/870ff84]
+
+Signed-off-by: Kai Kang <kai.kang@windriver.com>
+
+From 870ff845b32f314aec0036641ffe18aba4916887 Mon Sep 17 00:00:00 2001
+From: Tristan Matthews <tmatth@videolan.org>
+Date: Mon, 13 Jul 2020 23:25:03 -0400
+Subject: [PATCH] wav_io: guard against invalid channel numbers
+
+Fixes #13
+---
+ src/wav_io.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/wav_io.c b/src/wav_io.c
+index b5183015..09d62eb0 100644
+--- a/src/wav_io.c
++++ b/src/wav_io.c
+@@ -111,7 +111,7 @@ int read_wav_header(FILE *file, int *rate, int *channels, int *format, spx_int32
+    stmp = le_short(stmp);
+    *channels = stmp;
+ 
+-   if (stmp>2)
++   if (stmp>2 || stmp<1)
+    {
+       fprintf (stderr, "Only mono and (intensity) stereo supported\n");
+       return -1;