How severe is CVE-2012-0858?

CVE-2012-0858 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2012-0858 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-0858?

CVE-2012-0858 primarily affects Ffmpeg. In total, 33 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-0858?

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

When was CVE-2012-0858 published?

CVE-2012-0858 was published on 2012-08-20 and last updated on 2026-06-16.

CVE-2012-0858

CVE-2012-0858 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. The underlying weakness is classified as CWE-399.

Key facts

Severity: Medium (CVSS 2.0 base score 6.8)
EPSS exploit prediction: 4% (90th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Ffmpeg
Published: 2012-08-20
Last modified: 2026-06-16

Description

The Shorten codec (shorten.c) in libavcodec in FFmpeg 0.7.x before 0.7.12 and 0.8.x before 0.8.11, and in Libav 0.5.x before 0.5.9, 0.6.x before 0.6.6, 0.7.x before 0.7.5, and 0.8.x before 0.8.1, allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a crafted Shorten file, related to an "invalid free".

Frequently asked questions

What is CVE-2012-0858?: The Shorten codec (shorten.c) in libavcodec in FFmpeg 0.7.x before 0.7.12 and 0.8.x before 0.8.11, and in Libav 0.5.x before 0.5.9, 0.6.x before 0.6.6, 0.7.x before 0.7.5, and 0.8.x before 0.8.1, allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a crafted Shorten file, related to an "invalid free".
How severe is CVE-2012-0858?: CVE-2012-0858 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2012-0858 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-0858?: CVE-2012-0858 primarily affects Ffmpeg. In total, 33 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-0858?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-0858 published?: CVE-2012-0858 was published on 2012-08-20 and last updated on 2026-06-16.

References

Affected products (33)

cpe:2.3:a:ffmpeg:ffmpeg:0.7.1:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.7.2:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.7.6:*:*:*:*:*:*:*
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:0.8.5:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.8.6:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.8.7:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.8.8:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:0.8.10:*:*:*:*:*:*:*
cpe:2.3:a:libav:libav:0.5:*:*:*:*:*:*:*
cpe:2.3:a:libav:libav:0.5.1:*:*:*:*:*:*:*
cpe:2.3:a:libav:libav:0.5.2:*:*:*:*:*:*:*
cpe:2.3:a:libav:libav:0.5.3:*:*:*:*:*:*:*
cpe:2.3:a:libav:libav:0.5.4:*:*:*:*:*:*:*
cpe:2.3:a:libav:libav:0.5.5:*:*:*:*:*:*:*
cpe:2.3:a:libav:libav:0.5.6:*:*:*:*:*:*:*
cpe:2.3:a:libav:libav:0.5.7:*:*:*:*:*:*:*
cpe:2.3:a:libav:libav:0.6:*:*:*:*:*:*:*
cpe:2.3:a:libav:libav:0.6.1:*:*:*:*:*:*:*
cpe:2.3:a:libav:libav:0.6.2:*:*:*:*:*:*:*
cpe:2.3:a:libav:libav:0.6.3:*:*:*:*:*:*:*
cpe:2.3:a:libav:libav:0.6.4:*:*:*:*:*:*:*
cpe:2.3:a:libav:libav:0.6.5:*:*:*:*:*:*:*
cpe:2.3:a:libav:libav:0.7:*:*:*:*:*:*:*
cpe:2.3:a:libav:libav:0.7.1:*:*:*:*:*:*:*
cpe:2.3:a:libav:libav:0.7.2:*:*:*:*:*:*:*
cpe:2.3:a:libav:libav:0.7.3:*:*:*:*:*:*:*
cpe:2.3:a:libav:libav:0.7.4:*:*:*:*:*:*:*
cpe:2.3:a:libav:libav:0.8:*:*:*:*:*:*:*
cpe:2.3:a:libav:libav:0.8:beta2:*:*:*:*:*:*

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Other CWE-399 (Resource Management Errors) vulnerabilities

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CVE-2015-0335 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2015-0333 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2014-4121 — Critical (CVSS 10.0): Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not properly parse internationalized…
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