CVE-2023-38103 GStreamer RealMedia File Parsing Integer Overflow Remote Code Execution Vulnerability

High 8.8 Published 3 May 2024 Updated 2 Aug 2024

Remote attackers can execute arbitrary code via integer overflow in GStreamer RealMedia parsing, requiring user interaction with malicious media files.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2023-38103?

CVE-2023-38103 is a high-severity vulnerability in Gstreamer Gstreamer, published on 3 May 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

GStreamer RealMedia File Parsing Integer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of GStreamer. Interaction with this library is required to exploit this vulnerability but attack vectors may vary depending on the implementation.

The specific flaw exists within the parsing of MDPR chunks. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before allocating a buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-21443.

Weakness: CWE-190

Which versions are affected by CVE-2023-38103?

It affects 1 product.

Products include Gstreamer Gstreamer.

How do I fix CVE-2023-38103?

Apply the vendor's patch.

Is CVE-2023-38103 being exploited?

There is no known exploitation of CVE-2023-38103 in the wild and no public exploit code.

All Gstreamer Gstreamer vulnerabilities

Sources

Also known as DEBIAN-CVE-2023-38103, GHSA-w6v4-ppcc-h897, UBUNTU-CVE-2023-38103.