CVE-2025-55639

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2025-55639
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-06-23 16:16:58 UTC
Updated2026-06-30 17:18:18 UTC
DescriptionGPAC 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.

Risk And Classification

Primary CVSS: v3.1 6.5 MEDIUM from ADP

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS: 0.003520000 probability, percentile 0.272240000 (date 2026-07-04)

Problem Types: CWE-476 | n/a | CWE-476 CWE-476 NULL Pointer Dereference

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED6.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary6.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Gpac Gpac All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
github.com/gpac/gpac/commit/027ce139dda498ee95df36db9f9f6f3cadce8ec9 [email protected] github.com Patch
github.com/sigdevel/pocs/blob/main/res/gpac/MP4Box/23/23_poc.mp4 [email protected] github.com Exploit
github.com/gpac/gpac/issues/3260 134c704f-9b21-4f2e-91b3-4a467353bcc0 github.com Exploit, Issue Tracking
www.openwall.com/lists/oss-security/2026/06/26/2 af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Exploit, Mailing List, Third Party Advisory
infosec.exchange/@sigdevel/116769184815236865 [email protected] infosec.exchange Exploit, Patch, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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