# Security Advisory 2023-0010 (ZDI-CAN-22299, CVE-2023-44446)

<div class="vertical-table">

|                   |     |
| ----------------- | --- |
| Summary           | MXF demuxer use-after-free |
| Date              | 2023-11-13 12:00 |
| Affected Versions | GStreamer gst-plugins-bad < 1.22.7 |
| IDs               | GStreamer-SA-2023-0010<br/>ZDI-CAN-22299<br/>CVE-2023-44446 |

</div>

## Details

Use-after-free (read) in the MXF demuxer when handling certain files before GStreamer 1.22.7

## Impact

It is possible for a malicious third party to trigger a crash in the application.

## Solution

The gst-plugins-bad 1.22.7 releases address the issue. People using older branches of GStreamer should apply the patch and recompile.

## References

### The GStreamer project

- [https://gstreamer.freedesktop.org](https://gstreamer.freedesktop.org)

### CVE Database Entries

- [CVE-2023-44446](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-44446)

### GStreamer 1.22.7 release

- [Release Notes](/releases/1.22/#1.22.7)  
- [GStreamer Plugins Bad 1.22.7](/src/gst-plugins-bad/gst-plugins-bad-1.22.7.tar.xz)

### Patches

- [Patch](https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/5635.patch)