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CVE-2025-55640: n/a

0
Medium
VulnerabilityCVE-2025-55640cvecve-2025-55640
Published: 10/16/2026 (10/16/2026, 00:00:00 UTC)
Source: CVE Database V5

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

GitHub Actionsmore threats →ai
gpac/gpac
pkg:github/gpac/gpac
Affected versions
<2.4

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 10/16/2026, 18:48:51 UTC

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.

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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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