CVE-2025-55647
MEDIUMCVSS 5.5/10EPSS 0.19%
Last modified
CVE-2025-55647 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. An Out-of-Memory in the mp4_mux_cenc_insert_pssh function (filters/mux_isom.c) of GPAC MP4Box v2.4 allows attackers to cause a Denial of Service (DoS) via supplying a crafted MP4 file.. EPSS estimates a 0.19% chance of exploitation in the next 30 days.
Description
An Out-of-Memory in the mp4_mux_cenc_insert_pssh function (filters/mux_isom.c) of GPAC MP4Box v2.4 allows attackers to cause a Denial of Service (DoS) via supplying a crafted MP4 file.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Gpac | Gpac | < 26.02.0 |
References
- https://infosec.exchange/@sigdevel/116736795058798433Exploit, Mitigation, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2026/06/13/7Exploit, Mailing List, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2025-55647?
An Out-of-Memory in the mp4_mux_cenc_insert_pssh function (filters/mux_isom.c) of GPAC MP4Box v2.4 allows attackers to cause a Denial of Service (DoS) via supplying a crafted MP4 file.
How severe is CVE-2025-55647?
CVE-2025-55647 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.19% probability of exploitation in the next 30 days.
How do I fix CVE-2025-55647?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2025-55647?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST