A NULL pointer dereference in the gf_odf_vvc_cfg_write_bs function (odf/descriptors.c) of GPAC MP4Box v2.4 allows attackers to cause a Denial of Service (DoS) via supplying a crafted MP4 file.
CVE-2025-55657
Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-06-09. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 7.5; sources differ by 0.0.
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 7.5
- EG Score
- 7.5(medium)
- EG Risk
- 38(Track)EG Risk 38/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity75% × 45%Exploitation0% × 40%Automatability30% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 0%
- EPSS %ILE
- 39%
- KEV
- Not listed
Published
June 9, 2026
Last Modified
July 23, 2026
Advisory Details (1)
Auto-updated Jun 9, 2026sigdevel: "Security Advisory: CVE-2025-55657 - NULL Pointer …" - Infosec Exchange
https://infosec.exchange/@sigdevel/116710754169365223Vendor Advisories for CVE-2025-55657(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Affected Packages
(1 across 1 ecosystem)
Debian:11(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| gpac | 1.0.1+dfsg1-4 ... 2.2.1+dfsg1-3.1~exp1 (13 versions) | — | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 8× in last 7d / 46× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 255 total refreshes for this CVE.
- 2026-09-16 05:14 UTCEPSS rescore
- 2026-09-14 04:24 UTCEG score recompute
- 2026-09-14 04:24 UTCGHSA enrichment
- 2026-09-13 16:46 UTCEPSS rescore
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- 2026-08-31 00:28 UTCEG score recompute
- 2026-08-31 00:28 UTCGHSA enrichment
- 2026-08-30 19:16 UTCEPSS rescore
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- 2026-08-25 00:48 UTCEG score recompute
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- 2026-08-25 00:48 UTCGHSA enrichment
- 2026-08-24 14:16 UTCEPSS rescore
- 2026-08-24 09:22 UTCEPSS rescore
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- 2026-08-23 11:04 UTCEG score recompute
- 2026-08-23 11:04 UTCGHSA enrichment
- 2026-08-23 00:18 UTCEPSS rescore
- 2026-08-22 01:29 UTCEG score recompute
- 2026-08-22 01:29 UTCGHSA enrichment
- 2026-08-21 23:48 UTCEPSS rescore
- 2026-08-21 12:23 UTCEG score recompute
- 2026-08-21 12:23 UTCGHSA enrichment
- 2026-08-20 22:54 UTCEPSS rescore
- 2026-08-20 22:16 UTCGHSA enrichment
- 2026-08-20 08:57 UTCEG score recompute
- 2026-08-20 08:57 UTCGHSA enrichment
- 2026-08-19 17:03 UTCEPSS rescore
- 2026-08-19 15:42 UTCEG score recompute
- 2026-08-19 15:42 UTCGHSA enrichment
- 2026-08-18 13:47 UTCEPSS rescore
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- 2026-08-17 03:12 UTCEG score recompute
- 2026-08-17 03:12 UTCGHSA enrichment
- 2026-08-16 14:55 UTCEPSS rescore
- 2026-08-16 14:06 UTCEG score recompute
- 2026-08-16 14:06 UTCGHSA enrichment
- 2026-08-16 02:13 UTCEPSS rescore
- 2026-08-16 00:28 UTCGHSA enrichment
- 2026-08-15 11:22 UTCEG score recompute
- 2026-08-15 11:22 UTCGHSA enrichment
- 2026-08-15 01:29 UTCEPSS rescore
- 2026-08-14 17:05 UTCGHSA enrichment
- 2026-08-14 03:59 UTCEG score recompute
- 2026-08-14 03:59 UTCGHSA enrichment
- 2026-08-13 21:59 UTCEPSS rescore
- 2026-08-13 14:52 UTCGHSA enrichment
- 2026-08-13 00:43 UTCEG score recompute
- 2026-08-13 00:43 UTCGHSA enrichment
- 2026-08-12 13:50 UTCEPSS rescore
- 2026-08-12 13:50 UTCEPSS rescore
- 2026-08-12 11:37 UTCGHSA enrichment
- 2026-08-11 22:30 UTCEG score recompute
- 2026-08-11 22:30 UTCGHSA enrichment
- 2026-08-11 13:42 UTCEPSS rescore
- 2026-08-11 09:24 UTCEG score recompute
- 2026-08-11 09:24 UTCGHSA enrichment
- 2026-08-10 23:59 UTCEPSS rescore
- 2026-08-10 20:18 UTCGHSA enrichment
- 2026-08-10 06:07 UTCGHSA enrichment
- 2026-08-09 17:01 UTCEG score recompute
- 2026-08-09 17:01 UTCGHSA enrichment
- 2026-08-09 13:46 UTCEPSS rescore
- 2026-08-09 03:55 UTCEG score recompute
- 2026-08-09 03:55 UTCGHSA enrichment
- 2026-08-08 16:36 UTCEPSS rescore
- 2026-08-08 14:49 UTCGHSA enrichment
- 2026-08-08 01:41 UTCEG score recompute
- 2026-08-08 01:41 UTCGHSA enrichment
- 2026-08-07 16:26 UTCEPSS rescore
- 2026-08-07 12:35 UTCGHSA enrichment
- 2026-08-06 23:29 UTCEG score recompute
- 2026-08-06 23:29 UTCGHSA enrichment
- 2026-08-06 13:46 UTCEPSS rescore
- 2026-08-06 09:14 UTCGHSA enrichment
- 2026-08-05 20:07 UTCEG score recompute
- 2026-08-05 20:07 UTCGHSA enrichment
- 2026-08-05 19:16 UTCEPSS rescore
- 2026-08-04 17:09 UTCEG score recompute
- 2026-08-04 17:09 UTCGHSA enrichment
- 2026-08-04 15:09 UTCEPSS rescore
- 2026-08-04 15:09 UTCEPSS rescore
- 2026-08-04 10:37 UTCEPSS rescore
- 2026-08-04 04:03 UTCGHSA enrichment
- 2026-08-03 14:56 UTCEG score recompute
- 2026-08-03 14:56 UTCGHSA enrichment
Frequently asked(5)
What is CVE-2025-55657?
When was CVE-2025-55657 disclosed?
Is CVE-2025-55657 actively exploited?
What is the CVSS score of CVE-2025-55657?
How do I remediate CVE-2025-55657?
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2025-55657
Is Your Infrastructure Affected by CVE-2025-55657?
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