How severe is CVE-2024-35366?

CVE-2024-35366 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2024-35366 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-35366?

CVE-2024-35366 affects Ffmpeg. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-35366?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2024-35366 have an EU (EUVD) identifier?

Yes. CVE-2024-35366 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-35744.

When was CVE-2024-35366 published?

CVE-2024-35366 was published on 2024-11-29 and last updated on 2026-06-17.

CVE-2024-35366

CVE-2024-35366 is a critical-severity vulnerability in Ffmpeg with a CVSS 3.x base score of 9.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-190.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-35744
Weakness: CWE-190
Affected product: Ffmpeg
Published: 2024-11-29
Last modified: 2026-06-17

Description

FFmpeg n6.1.1 is Integer Overflow. The vulnerability exists in the parse_options function of sbgdec.c within the libavformat module. When parsing certain options, the software does not adequately validate the input. This allows for negative duration values to be accepted without proper bounds checking.

Frequently asked questions

What is CVE-2024-35366?: FFmpeg n6.1.1 is Integer Overflow. The vulnerability exists in the parse_options function of sbgdec.c within the libavformat module. When parsing certain options, the software does not adequately validate the input. This allows for negative duration values to be accepted without proper bounds checking.
How severe is CVE-2024-35366?: CVE-2024-35366 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2024-35366 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-35366?: CVE-2024-35366 affects Ffmpeg. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-35366?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2024-35366 have an EU (EUVD) identifier?: Yes. CVE-2024-35366 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-35744.
When was CVE-2024-35366 published?: CVE-2024-35366 was published on 2024-11-29 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ffmpeg:ffmpeg:6.1.1:*:*:*:*:*:*:*

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