CVE-2023-6604
MEDIUMDescription
A flaw was found in FFmpeg. This vulnerability allows unexpected additional CPU load and storage consumption, potentially leading to degraded performance or denial of service via the demuxing of arbitrary data as XBIN-formatted data without proper format validation.
How to fix
TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works
Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.
CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Exploit Intelligence
Low risk: more likely to be exploited than 37% of all known CVEs.
References
Related Vulnerabilities
Other CWE-99 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2019-6545 | High | 7.5 | 14% | - | - |
| CVE-2016-8615 | Medium | 5.3 | 4.8% | - | Fix |
| CVE-2021-22879 | High | 8.8 | 4.7% | - | Fix |
| CVE-2017-5159 | Critical | 9.8 | 2.4% | - | - |
| CVE-2019-1860 | Medium | 5.9 | 1.3% | - | - |
| CVE-2020-8177 | High | 7.8 | 1.2% | - | Fix |
Common questions
How do I fix CVE-2023-6604?
Upgrade ffmpeg on debian 11 to 7:4.3.9-0+deb11u1 or later.
Is CVE-2023-6604 being actively exploited?
Not that we know of. CVE-2023-6604 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.45% is the estimated probability that it will be exploited in the next 30 days. That is higher than 37% of all scored CVEs.
How severe is CVE-2023-6604?
CVE-2023-6604 has a CVSS v3 base score of 5.3, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
What does CVE-2023-6604 affect?
Published advisories record a fix for ffmpeg (Debian). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.
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Markdown
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-11-03.