How severe is CVE-2015-6825?

CVE-2015-6825 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2015-6825 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-6825?

CVE-2015-6825 affects Ffmpeg. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-6825?

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

When was CVE-2015-6825 published?

CVE-2015-6825 was published on 2015-09-06 and last updated on 2026-06-17.

CVE-2015-6825

CVE-2015-6825 is a high-severity vulnerability in Ffmpeg with a CVSS 2.0 base score of 7.5. 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-20.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 2% (82nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Ffmpeg
Published: 2015-09-06
Last modified: 2026-06-17

Description

The ff_frame_thread_init function in libavcodec/pthread_frame.c in FFmpeg before 2.7.2 mishandles certain memory-allocation failures, which allows remote attackers to cause a denial of service (invalid pointer access) or possibly have unspecified other impact via a crafted file, as demonstrated by an AVI file.

Frequently asked questions

What is CVE-2015-6825?: The ff_frame_thread_init function in libavcodec/pthread_frame.c in FFmpeg before 2.7.2 mishandles certain memory-allocation failures, which allows remote attackers to cause a denial of service (invalid pointer access) or possibly have unspecified other impact via a crafted file, as demonstrated by an AVI file.
How severe is CVE-2015-6825?: CVE-2015-6825 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2015-6825 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-6825?: CVE-2015-6825 affects Ffmpeg. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-6825?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2015-6825 published?: CVE-2015-6825 was published on 2015-09-06 and last updated on 2026-06-17.

References

Affected products (1)

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

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