CVE-2005-1406

CVE-2005-1406 is a medium-severity vulnerability in Freebsd with a CVSS 2.0 base score of 4.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

The kernel in FreeBSD 4.x to 4.11 and 5.x to 5.4 does not properly clear certain fixed-length buffers when copying variable-length data for use by applications, which could allow those applications to read previously used sensitive memory.

Frequently asked questions

What is CVE-2005-1406?
The kernel in FreeBSD 4.x to 4.11 and 5.x to 5.4 does not properly clear certain fixed-length buffers when copying variable-length data for use by applications, which could allow those applications to read previously used sensitive memory.
How severe is CVE-2005-1406?
CVE-2005-1406 has a CVSS 2.0 base score of 4.6, rated medium severity.
Is CVE-2005-1406 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-1406?
CVE-2005-1406 primarily affects Freebsd. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2005-1406?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2005-1406 published?
CVE-2005-1406 was published on 2005-05-06 and last updated on 2026-06-16.

References

Affected products (15)

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