gstreamer1.0-plugins-good: Fix CVE-2024-47774

Upstream: https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/8043

Signed-off-by: Vijay Anusuri <vanusuri@mvista.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>

diff --git a/meta/recipes-multimedia/gstreamer/gstreamer1.0-plugins-good/CVE-2024-47774.patch b/meta/recipes-multimedia/gstreamer/gstreamer1.0-plugins-good/CVE-2024-47774.patch
new file mode 100644 (file)
index 0000000..b9624a1
--- /dev/null
+++ b/meta/recipes-multimedia/gstreamer/gstreamer1.0-plugins-good/CVE-2024-47774.patch
@@ -0,0 +1,46 @@
+From 0870e87c7c02e28e22a09a7de0c5b1e5bed68c14 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= <sebastian@centricular.com>
+Date: Fri, 4 Oct 2024 14:04:03 +0300
+Subject: [PATCH] avisubtitle: Fix size checks and avoid overflows when
+ checking sizes
+
+Thanks to Antonio Morales for finding and reporting the issue.
+
+Fixes GHSL-2024-262
+Fixes https://gitlab.freedesktop.org/gstreamer/gstreamer/-/issues/3890
+
+Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/8043>
+
+Upstream-Status: Backport [https://gitlab.freedesktop.org/gstreamer/gstreamer/-/commit/0870e87c7c02e28e22a09a7de0c5b1e5bed68c14]
+CVE: CVE-2024-47774
+Signed-off-by: Vijay Anusuri <vanusuri@mvista.com>
+---
+ subprojects/gst-plugins-good/gst/avi/gstavisubtitle.c | 5 +++--
+ 1 file changed, 3 insertions(+), 2 deletions(-)
+
+diff --git a/subprojects/gst-plugins-good/gst/avi/gstavisubtitle.c b/subprojects/gst-plugins-good/gst/avi/gstavisubtitle.c
+index efc5f0405186..c816934da61c 100644
+--- a/gst/avi/gstavisubtitle.c
++++ b/gst/avi/gstavisubtitle.c
+@@ -196,7 +196,7 @@ gst_avi_subtitle_parse_gab2_chunk (GstAviSubtitle * sub, GstBuffer * buf)
+   /* read 'name' of subtitle */
+   name_length = GST_READ_UINT32_LE (map.data + 5 + 2);
+   GST_LOG_OBJECT (sub, "length of name: %u", name_length);
+-  if (map.size <= 17 + name_length)
++  if (G_MAXUINT32 - 17 < name_length || map.size < 17 + name_length)
+     goto wrong_name_length;
+ 
+   name_utf8 =
+@@ -216,7 +216,8 @@ gst_avi_subtitle_parse_gab2_chunk (GstAviSubtitle * sub, GstBuffer * buf)
+   file_length = GST_READ_UINT32_LE (map.data + 13 + name_length);
+   GST_LOG_OBJECT (sub, "length srt/ssa file: %u", file_length);
+ 
+-  if (map.size < (17 + name_length + file_length))
++  if (G_MAXUINT32 - 17 - name_length < file_length
++      || map.size < 17 + name_length + file_length)
+     goto wrong_total_length;
+ 
+   /* store this, so we can send it again after a seek; note that we shouldn't
+-- 
+GitLab
+

diff --git a/meta/recipes-multimedia/gstreamer/gstreamer1.0-plugins-good_1.20.7.bb b/meta/recipes-multimedia/gstreamer/gstreamer1.0-plugins-good_1.20.7.bb
index 828b5f1083d0144ab457178b0ae55e8fd230602f..8cf08c50881a55577cbf624f36e22a629dbc1027 100644 (file)
--- a/meta/recipes-multimedia/gstreamer/gstreamer1.0-plugins-good_1.20.7.bb
+++ b/meta/recipes-multimedia/gstreamer/gstreamer1.0-plugins-good_1.20.7.bb
@@ -29,6 +29,7 @@ SRC_URI = "https://gstreamer.freedesktop.org/src/gst-plugins-good/gst-plugins-go
            file://CVE-2024-47540_47601_47602_47603_47834-7.patch \
            file://CVE-2024-47606.patch \
            file://CVE-2024-47613.patch \
+           file://CVE-2024-47774.patch \
            "
 
 SRC_URI[sha256sum] = "599f093cc833a1e346939ab6e78a3f8046855b6da13520aae80dd385434f4ab2"