CVE-2025-55659: A NULL pointer dereference in the ctts_box_write function (isomedia/box_code_base.c) of GPAC MP4Box v2.4 al...
A NULL pointer dereference in the ctts_box_write function (isomedia/box_code_base.c) of GPAC MP4Box v2.4 allows attackers to cause a Denial of Service (DoS) via supplying a crafted MP4 file.
Security readout for executives and security teams
CVE-2025-55659 is a denial-of-service flaw in GPAC MP4Box v2.4. A specially crafted MP4 file can crash the tool when processed. This mainly threatens systems or workflows that automatically inspect, transform, or package untrusted media files. Exposure is most likely where GPAC MP4Box v2.4 processes MP4 files from users, partners, public uploads, or automated media pipelines. Structured affected-product metadata is incomplete, so confirm installed GPAC and MP4Box versions directly. Treat as a moderate operational risk. Prioritize environments where MP4Box handles untrusted media at scale, because crashes can disrupt media workflows but the cited data shows no confidentiality or integrity impact. Mitigation focus: Identify systems using GPAC MP4Box, especially version 2.4.; Avoid processing untrusted MP4 files with vulnerable MP4Box until reviewed.; Check GPAC vendor or project guidance for fixed versions or patches..
Prepared
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Potential ATT&CK relevance
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cwe · low confidence lookup
CWE-476: Exact CWE lookup
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CWE-476 · source CWE mapping
NULL Pointer Dereference
NULL Pointer Dereference represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.