CVE-2006-0145

CVE-2006-0145 is a medium-severity vulnerability in Netbsd 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 kernfs_xread function in kernfs in NetBSD 1.6 through 2.1, and OpenBSD 3.8, does not properly validate file offsets against negative 32-bit values that occur as a result of truncation, which allows local users to read arbitrary kernel memory and gain privileges via the lseek system call.

Frequently asked questions

What is CVE-2006-0145?
The kernfs_xread function in kernfs in NetBSD 1.6 through 2.1, and OpenBSD 3.8, does not properly validate file offsets against negative 32-bit values that occur as a result of truncation, which allows local users to read arbitrary kernel memory and gain privileges via the lseek system call.
How severe is CVE-2006-0145?
CVE-2006-0145 has a CVSS 2.0 base score of 4.6, rated medium severity.
Is CVE-2006-0145 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-0145?
CVE-2006-0145 primarily affects Netbsd. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-0145?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-0145 published?
CVE-2006-0145 was published on 2006-01-09 and last updated on 2026-06-16.

References

Affected products (9)

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