EUVD-2026-12115CVSS VectorNVD
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
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3DescriptionNVD
GStreamer RIFF Palette 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 handling of palette data in AVI files. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before writing to memory. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-28854.
AnalysisAI
CVE-2026-2921 is an integer overflow vulnerability in GStreamer's RIFF palette handling for AVI files that allows remote code execution with a CVSS score of 7.8. The vulnerability affects all versions of GStreamer (based on CPE wildcard) and requires user interaction to exploit, such as opening a malicious AVI file. …
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RemediationAI
Within 24 hours: Inventory systems running GStreamer and identify which departments/users regularly process AVI files. Within 7 days: Implement user awareness training on avoiding untrusted AVI files and disable GStreamer's AVI support where operationally feasible. …
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