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From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= <sebastian@centricular.com>
Date: Fri, 27 Sep 2024 09:47:50 +0300
Subject: qtdemux: Fix error handling when parsing cenc sample groups fails
Origin: https://gitlab.freedesktop.org/gstreamer/gstreamer/-/commit/8e884e4e31649a9fc19095d6501a1143b074aba8
Bug-Debian-Security: https://security-tracker.debian.org/tracker/CVE-2024-47544
Thanks to Antonio Morales for finding and reporting the issue.
Fixes GHSL-2024-238, GHSL-2024-239, GHSL-2024-240
Fixes https://gitlab.freedesktop.org/gstreamer/gstreamer/-/issues/3846
Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/8060>
---
.../gst-plugins-good/gst/isomp4/qtdemux.c | 25 ++++++++++++++-----
1 file changed, 19 insertions(+), 6 deletions(-)
--- a/gst/isomp4/qtdemux.c
+++ b/gst/isomp4/qtdemux.c
@@ -11316,12 +11316,15 @@ qtdemux_parse_trak (GstQTDemux * qtdemux
if (stream->subtype != FOURCC_soun) {
GST_ERROR_OBJECT (qtdemux,
"Unexpeced stsd type 'aavd' outside 'soun' track");
+ goto corrupt_file;
} else {
/* encrypted audio with sound sample description v0 */
GNode *enc = qtdemux_tree_get_child_by_type (stsd, fourcc);
stream->protected = TRUE;
- if (!qtdemux_parse_protection_aavd (qtdemux, stream, enc, &fourcc))
+ if (!qtdemux_parse_protection_aavd (qtdemux, stream, enc, &fourcc)) {
GST_ERROR_OBJECT (qtdemux, "Failed to parse protection scheme info");
+ goto corrupt_file;
+ }
}
}
@@ -11330,8 +11333,10 @@ qtdemux_parse_trak (GstQTDemux * qtdemux
* with the same type */
GNode *enc = qtdemux_tree_get_child_by_type (stsd, fourcc);
stream->protected = TRUE;
- if (!qtdemux_parse_protection_scheme_info (qtdemux, stream, enc, &fourcc))
+ if (!qtdemux_parse_protection_scheme_info (qtdemux, stream, enc, &fourcc)) {
GST_ERROR_OBJECT (qtdemux, "Failed to parse protection scheme info");
+ goto corrupt_file;
+ }
}
if (stream->subtype == FOURCC_vide) {
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