2 files changed, 42 insertions, 0 deletions

diff --git a/meta/recipes-multimedia/gstreamer/gstreamer1.0-plugins-base/0005-opusdec-Set-at-most-64-channels-to-NONE-position.patch b/meta/recipes-multimedia/gstreamer/gstreamer1.0-plugins-base/0005-opusdec-Set-at-most-64-channels-to-NONE-position.patch
new file mode 100644
index 0000000000..7a27af1291
--- /dev/null
+++ b/meta/recipes-multimedia/gstreamer/gstreamer1.0-plugins-base/0005-opusdec-Set-at-most-64-channels-to-NONE-position.patch
@@ -0,0 +1,41 @@
+From 2838374d6ee4a0c9c4c4221ac46d5c1688f26e59 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= <sebastian@centricular.com>
+Date: Tue, 1 Oct 2024 13:22:50 +0300
+Subject: [PATCH] opusdec: Set at most 64 channels to NONE position
+
+Thanks to Antonio Morales for finding and reporting the issue.
+
+Fixes GHSL-2024-116
+Fixes https://gitlab.freedesktop.org/gstreamer/gstreamer/-/issues/3871
+
+Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/8037>
+
+CVE: CVE-2024-47607
+Upstream-Status: Backport [https://gitlab.freedesktop.org/gstreamer/gstreamer/-/commit/2838374d6ee4a0c9c4c4221ac46d5c1688f26e59]
+Signed-off-by: Peter Marko <peter.marko@siemens.com>
+---
+ ext/opus/gstopusdec.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/ext/opus/gstopusdec.c b/ext/opus/gstopusdec.c
+index 99289fa7d2..d3f461d9a8 100644
+--- a/ext/opus/gstopusdec.c
++++ b/ext/opus/gstopusdec.c
+@@ -440,12 +440,12 @@ gst_opus_dec_parse_header (GstOpusDec * dec, GstBuffer * buf)
+         posn = gst_opus_channel_positions[dec->n_channels - 1];
+         break;
+       default:{
+-        gint i;
++        guint i, max_pos = MIN (dec->n_channels, 64);
+ 
+         GST_ELEMENT_WARNING (GST_ELEMENT (dec), STREAM, DECODE,
+             (NULL), ("Using NONE channel layout for more than 8 channels"));
+ 
+-        for (i = 0; i < dec->n_channels; i++)
++        for (i = 0; i < max_pos; i++)
+           pos[i] = GST_AUDIO_CHANNEL_POSITION_NONE;
+ 
+         posn = pos;
+-- 
+2.30.2
+
diff --git a/meta/recipes-multimedia/gstreamer/gstreamer1.0-plugins-base_1.22.12.bb b/meta/recipes-multimedia/gstreamer/gstreamer1.0-plugins-base_1.22.12.bb
index fbdd599eb9..ffae227154 100644
--- a/meta/recipes-multimedia/gstreamer/gstreamer1.0-plugins-base_1.22.12.bb
+++ b/meta/recipes-multimedia/gstreamer/gstreamer1.0-plugins-base_1.22.12.bb
@@ -11,6 +11,7 @@ SRC_URI = "https://gstreamer.freedesktop.org/src/gst-plugins-base/gst-plugins-ba
            file://0003-viv-fb-Make-sure-config.h-is-included.patch \
            file://0002-ssaparse-enhance-SSA-text-lines-parsing.patch \
            file://0004-vorbisdec-Set-at-most-64-channels-to-NONE-position.patch \
+           file://0005-opusdec-Set-at-most-64-channels-to-NONE-position.patch \
            "
 SRC_URI[sha256sum] = "73cfadc3a6ffe77ed974cfd6fb391c605e4531f48db21dd6b9f42b8cb69bd8c1"