CVE-2025-55664

MEDIUMNVD 5.55.5—Trending — 3 sources updated this week

5.5

A heap buffer overflow in the m2tsdmx_send_packet function (filters/dmx_m2ts.c) of GPAC MP4Box v2.4 allows attackers to cause a Denial of Service (DoS) via supplying a crafted MP4 file.

CVSS v3: 5.5
EG Score: 5.5(high)
EPSS: 1.7%
KEV: Not listed

Published

June 1, 2026

Last Modified

June 2, 2026

References (4)

cve@mitrehttps://github.com/gpac/gpac/commit/9bd6a72c9efc0513dfd33b87498afc7658dabd26
cve@mitrehttps://github.com/gpac/gpac/issues/3310
cve@mitrehttps://infosec.exchange/@sigdevel/116659245751279377
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2026/06/01/10

Vendor Advisories for CVE-2025-55664(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

GHSA-gc4c-qf5m-fp82
GitHub Security AdvisoriesMedium
A heap buffer overflow in the m2tsdmx_send_packet function (filters/dmx_m2ts.c) of GPAC MP4Box v2...

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-122Heap-based Buffer Overflow

Data Freshness Timeline

(refreshed 11× in last 7d / 11× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-05 22:46 UTCepss_batch
2026-06-05 22:46 UTCepss_batch
2026-06-05 17:56 UTCEG score recompute
2026-06-05 17:56 UTCGHSA enrichment
2026-06-04 20:17 UTCEG score recompute▲ 5.50
2026-06-04 20:17 UTCGHSA enrichment
2026-06-04 13:12 UTCepss_batch
2026-06-04 13:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 15:04 UTCEG score recompute

Frequently asked(5)

What is CVE-2025-55664?

CVE-2025-55664 is a medium vulnerability published on June 1, 2026. A heap buffer overflow in the m2tsdmxsendpacket function (filters/dmx_m2ts.c) of GPAC MP4Box v2.4 allows attackers to cause a Denial of Service (DoS) via supplying a crafted MP4 file.

When was CVE-2025-55664 disclosed?

CVE-2025-55664 was first published in the National Vulnerability Database on June 1, 2026, with the most recent update on June 2, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-55664 actively exploited?

CVE-2025-55664 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-55664?

CVE-2025-55664 has a CVSS v3 base score of 5.5 (NVD).

How do I remediate CVE-2025-55664?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-55664, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2025-55664

📅 Published

🔄 Last Modified

🔗 References (4)

📣 Vendor Advisories for CVE-2025-55664(1)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)