CVE-2026-2923
Out-of-Bounds Write in GStreamer DVB Subtitles Enables RCE
Publication date: 2026-03-16
Last updated on: 2026-03-17
Assigner: Zero Day Initiative
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| gstreamer | gstreamer | to 1.28.1 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-787 | The product writes data past the end, or before the beginning, of the intended buffer. |
Attack-Flow Graph
AI Powered Q&A
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
Can you explain this vulnerability to me?
[{'type': 'paragraph', 'content': "CVE-2026-2923 is a remote code execution vulnerability in GStreamer's handling of DVB subtitles. The flaw arises from improper validation of user-supplied coordinate data, leading to an out-of-bounds write past the end of an allocated buffer."}, {'type': 'paragraph', 'content': 'Exploiting this vulnerability requires interaction with the GStreamer library, though attack vectors may vary depending on the implementation. Successful exploitation allows an attacker to execute arbitrary code within the context of the current process.'}] [1]
How can this vulnerability impact me? :
This vulnerability can allow a remote attacker to execute arbitrary code on affected installations of GStreamer.
Because the attacker can run code in the context of the current process, this could lead to full compromise of the affected system or application, including unauthorized access, data manipulation, or disruption of service.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, you should update GStreamer to the latest version where the issue has been addressed and corrected.