CVE-2025-55640: n/a
Description
A heap buffer overflow vulnerability exists in the stbl_AddSize function of GPAC MP4Box version 2.4 and earlier. This flaw can be triggered by processing a specially crafted MP4 file, potentially causing a Denial of Service (DoS) condition.
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2025-55640 identifies a heap buffer overflow in the stbl_AddSize function located in isomedia/stbl_write.c of GPAC MP4Box versions prior to 2.4. The vulnerability allows an attacker to cause a Denial of Service by supplying a crafted MP4 file that triggers the overflow during processing.
Potential Impact
Successful exploitation of this vulnerability results in a Denial of Service, causing the affected application to crash or become unresponsive when handling malicious MP4 files.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mitre
- Date Reserved
- 2025-08-13T00:00:00.000Z
- State
- PUBLISHED
Threat ID: 6ad26e142cdf04f6561f4f03
Added to database: 10/16/2026, 18:33:56 UTC
Last enriched: 10/16/2026, 18:48:51 UTC
Last updated: 10/16/2026, 19:03:25 UTC
Views: 4
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