# Security Advisory 2024-0017 (GHSL-2024-197, CVE-2024-47540)

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|                   |     |
| ----------------- | --- |
| Summary           | Usage of uninitialized stack memory in Matroska/WebM demuxer |
| Date              | 2024-12-03 20:00 |
| Affected Versions | GStreamer gst-plugins-good < 1.24.10 |
| IDs               | GStreamer-SA-2024-0017<br/>GHSL-2024-197<br/>CVE-2024-47540 |

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## Details

Usage of uninitialized stack memory in Matroska/WebM demuxer that can result
in calls to uninitialized functions pointers and crashes.

## Impact

It is possible for a malicious third party to trigger usage of uninitialized
stack memory that can result in a crash of the application, or potentially
possibly also allows code execution through stack manipulation.

## Solution

The gst-plugins-good 1.24.10 release addresses 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-2024-47540](https://www.cve.org/CVERecord?id=CVE-2024-47540)

### GStreamer releases

#### 1.24 (current stable)

- [GStreamer 1.24.10 release notes](/releases/1.24/#1.24.10)
- [GStreamer Plugins Good 1.24.10](/src/gst-plugins-good/gst-plugins-good-1.24.10.tar.xz)

### Patches

- [Patch](https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/8057.patch)