FaSTTUBe/GST-Tensordecoder-ov_ep
37
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

mpegts: handle MPEG2-TS with KLV metadata safely by preventing out of bounds

Browse Source 
Fixes https://gitlab.freedesktop.org/gstreamer/gstreamer/-/issues/3896

@slomo, as requested on https://gitlab.freedesktop.org/gstreamer/gstreamer/-/issues/3896#note_2780065

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/8529>
This commit is contained in:
Ben Butterworth 2025-02-20 21:59:31 +00:00 committed by GStreamer Marge Bot
parent b13fd1db7b
commit 224da2b947
1 changed files with 5 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
subprojects/gst-plugins-bad/gst/mpegtsdemux/tsdemux.c
View File

@ -3557,8 +3557,11 @@ parse_pes_metadata_frame (TSDemuxStream * stream)
if (!gst_byte_reader_get_uint16_be (&reader, &au_size))
goto error;
if (gst_byte_reader_get_remaining (&reader) < au_size)
goto error;
guint rem = gst_byte_reader_get_remaining (&reader);
if (rem < au_size) {
au_size = rem;
}
if (!gst_byte_reader_dup_data (&reader, au_size, &au_data))
goto error;