CVE-2006-1797

CVE-2006-1797 is a medium-severity vulnerability in Netbsd with a CVSS 2.0 base score of 4.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

The kernel in NetBSD-current before September 28, 2005 allows local users to cause a denial of service (system crash) by using the SIOCGIFALIAS ioctl to gather information on a non-existent alias of a network interface, which causes a NULL pointer dereference.

Frequently asked questions

What is CVE-2006-1797?
The kernel in NetBSD-current before September 28, 2005 allows local users to cause a denial of service (system crash) by using the SIOCGIFALIAS ioctl to gather information on a non-existent alias of a network interface, which causes a NULL pointer dereference.
How severe is CVE-2006-1797?
CVE-2006-1797 has a CVSS 2.0 base score of 4.9, rated medium severity.
Is CVE-2006-1797 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-1797?
CVE-2006-1797 primarily affects Netbsd. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-1797?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-1797 published?
CVE-2006-1797 was published on 2006-04-18 and last updated on 2026-06-16.

References

Affected products (10)

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