How severe is CVE-2011-3950?

CVE-2011-3950 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2011-3950 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-3950?

CVE-2011-3950 primarily affects Ffmpeg. In total, 51 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-3950?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2011-3950 published?

CVE-2011-3950 was published on 2013-12-09 and last updated on 2026-06-16.

CVE-2011-3950

CVE-2011-3950 is a medium-severity vulnerability in Ffmpeg with a CVSS 2.0 base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 6.8)
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ffmpeg
Published: 2013-12-09
Last modified: 2026-06-16

Description

The dirac_decode_data_unit function in libavcodec/diracdec.c in FFmpeg before 0.10 allows remote attackers to have an unspecified impact via a crafted value in the reference pictures number.

Frequently asked questions

What is CVE-2011-3950?: The dirac_decode_data_unit function in libavcodec/diracdec.c in FFmpeg before 0.10 allows remote attackers to have an unspecified impact via a crafted value in the reference pictures number.
How severe is CVE-2011-3950?: CVE-2011-3950 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2011-3950 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-3950?: CVE-2011-3950 primarily affects Ffmpeg. In total, 51 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-3950?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-3950 published?: CVE-2011-3950 was published on 2013-12-09 and last updated on 2026-06-16.

References

Affected products (51)

cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.3:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.3.1:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.3.2:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.3.3:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.3.4:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.4.0:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.4.2:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.4.3:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.4.4:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.4.5:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.4.6:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.4.7:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.4.8:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.4.9:pre1:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.5:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.5.1:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.5.2:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.5.3:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.5.4:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.5.4.5:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.5.4.6:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.5.5:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.6:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.6.1:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.6.2:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.6.3:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.7:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.7.1:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.7.2:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.7.3:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.7.4:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.7.5:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.7.6:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.7.7:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.7.8:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.7.9:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.7.11:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.7.12:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.8.0:*:*:*:*:*:*:*

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CVE-2012-2804 — Critical (CVSS 10.0): Unspecified vulnerability in libavcodec/indeo3.c in FFmpeg before 0.11 and Libav 0.8.x before 0.8.5 has unknown impact…

All CVEs affecting Ffmpeg →