CVE-2025-55639

GPAC MP4Box v2.4 was discovered to contain a NULL pointer dereference in the gf_isom_add_track_kind() function at isomedia/isom_write.c. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted MP4 file.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/gpac/gpac/commit/027ce139dda498ee95df36db9f9f6f3cadce8ec9	Patch
https://github.com/gpac/gpac/issues/3260	Exploit Issue Tracking
https://github.com/sigdevel/pocs/blob/main/res/gpac/MP4Box/23/23_poc.mp4	Exploit
https://infosec.exchange/@sigdevel/116769184815236865	Exploit Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2026/06/26/2	Exploit Mailing List Third Party Advisory
https://github.com/gpac/gpac/issues/3260	Exploit Issue Tracking

Configurations

Configuration 1 (hide)

cpe:2.3:a:gpac:gpac:*:*:*:*:*:*:*:*

History

05 Oct 2026, 16:10

Type	Values Removed	Values Added
Summary		(es) GPAC MP4Box v2.4 se descubrió que contenía una desreferencia de puntero NULL en la función gf_isom_add_track_kind() en isomedia/isom_write.c. Esta vulnerabilidad permite a los atacantes causar una denegación de servicio (DoS) a través de un archivo MP4 manipulado.

Information

Published : 2026-06-23 16:16

Updated : 2026-10-12 21:10

NVD link : CVE-2025-55639

Mitre link : CVE-2025-55639

CVE.ORG link : CVE-2025-55639

JSON object : View

Products Affected

gpac

gpac

CWE

CWE-476

NULL Pointer Dereference

{"id": "CVE-2025-55639", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-55639", "role": "CISA Coordinator", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-06-23T16:56:48.264969Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "affected": [{"source": "cve@mitre.org", "affectedData": [{"vendor": "n/a", "product": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}]}], "published": "2026-06-23T16:16:58.520", "references": [{"url": "https://github.com/gpac/gpac/commit/027ce139dda498ee95df36db9f9f6f3cadce8ec9", "tags": ["Patch"], "source": "cve@mitre.org"}, {"url": "https://github.com/gpac/gpac/issues/3260", "tags": ["Exploit", "Issue Tracking"], "source": "cve@mitre.org"}, {"url": "https://github.com/sigdevel/pocs/blob/main/res/gpac/MP4Box/23/23_poc.mp4", "tags": ["Exploit"], "source": "cve@mitre.org"}, {"url": "https://infosec.exchange/@sigdevel/116769184815236865", "tags": ["Exploit", "Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://www.openwall.com/lists/oss-security/2026/06/26/2", "tags": ["Exploit", "Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/gpac/gpac/issues/3260", "tags": ["Exploit", "Issue Tracking"], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "GPAC MP4Box v2.4 was discovered to contain a NULL pointer dereference in the gf_isom_add_track_kind() function at isomedia/isom_write.c. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted MP4 file."}, {"lang": "es", "value": "GPAC MP4Box v2.4 se descubri\u00f3 que conten\u00eda una desreferencia de puntero NULL en la funci\u00f3n gf_isom_add_track_kind() en isomedia/isom_write.c. Esta vulnerabilidad permite a los atacantes causar una denegaci\u00f3n de servicio (DoS) a trav\u00e9s de un archivo MP4 manipulado."}], "lastModified": "2026-10-12T21:10:00.227", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:gpac:gpac:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "513BC555-5B1C-4AD7-9365-6F9CABA82F35", "versionEndExcluding": "26.02.0"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}