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CVE-2015-6821

UnknownEPSS 2.41%

Last modified

CVE-2015-6821 is a vulnerability of currently unknown severity. The ff_mpv_common_init function in libavcodec/mpegvideo.c in FFmpeg before 2.7.2 does not properly maintain the encoding context, which allows remote attackers to cause a denial of service (invalid pointer access) or possibly have unspecified other impact via crafted MPEG data.. EPSS estimates a 2.41% chance of exploitation in the next 30 days.

Description

The ff_mpv_common_init function in libavcodec/mpegvideo.c in FFmpeg before 2.7.2 does not properly maintain the encoding context, which allows remote attackers to cause a denial of service (invalid pointer access) or possibly have unspecified other impact via crafted MPEG data.

Metrics

EPSS Probability
2.41%

82.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
FfmpegFfmpeg<= 2.7.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2015-6821?
The ff_mpv_common_init function in libavcodec/mpegvideo.c in FFmpeg before 2.7.2 does not properly maintain the encoding context, which allows remote attackers to cause a denial of service (invalid pointer access) or possibly have unspecified other impact via crafted MPEG data.
How severe is CVE-2015-6821?
Severity scoring for CVE-2015-6821 is pending analysis. The EPSS model estimates a 2.41% probability of exploitation in the next 30 days.
How do I fix CVE-2015-6821?
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-2015-6821?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST