ZDI-CAN-29584: ZDI-26-465: GStreamer OGG File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability

Published Jul 29, 2026
·
Updated

This vulnerability allows remote attackers to execute arbitrary code on affected installations of GStreamer. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of OGG files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.

Other sources

This vulnerability allows remote attackers to execute arbitrary code on affected installations of GStreamer. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2026-18297.

ZDI

Affected Software

2 affected components
GStreamer GStreamer
GStreamer GStreamer

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Patch ZDI-26-465
  2. Upgrade

    Upgrade GStreamer to a version that resolves this vulnerability.

    Patch CVE-2026-18297

Event History

Jul 29, 2026
Advisory Published
via ZDI·12:00 AM
Data Sourced
via ZDI·12:00 AM
DescriptionSeverityAffected Software
Advisory Published
via ZDI·05:00 AM

Frequently Asked Questions

1

What is the severity of ZDI-CAN-29584?

The severity of ZDI-CAN-29584 is rated at 7.8 on the CVSS scale, indicating a high risk of exploitation.

2

How do I fix ZDI-CAN-29584?

To fix ZDI-CAN-29584, update your GStreamer installation to the latest version where the vulnerability has been patched.

3

What type of vulnerability is ZDI-CAN-29584?

ZDI-CAN-29584 is a stack-based buffer overflow vulnerability that can lead to remote code execution.

4

Is user interaction required to exploit ZDI-CAN-29584?

Yes, user interaction is required as the target must visit a malicious page or open a malicious file to exploit ZDI-CAN-29584.

5

Which software is affected by ZDI-CAN-29584?

ZDI-CAN-29584 affects installations of GStreamer.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203