CVE-2006-1797 Null dereference in n/a

Medium 4.9 Published 18 Apr 2006 Updated 7 Aug 2024

Local attackers can crash the NetBSD system by triggering a NULL pointer dereference via a specific ioctl call on a non-existent network alias.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2006-1797?

CVE-2006-1797 is a medium-severity vulnerability in Netbsd Netbsd, published on 18 Apr 2006. It can only be exploited from the same machine or local network, with no action from the victim.

Official 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.

Which versions are affected by CVE-2006-1797?

It affects 1 product.

Products include Netbsd Netbsd.

How do I fix CVE-2006-1797?

No fix has been published for CVE-2006-1797 yet. Limit exposure of the affected software until one is available.

Is CVE-2006-1797 being exploited?

There is no known exploitation of CVE-2006-1797 in the wild and no public exploit code.

All Netbsd Netbsd vulnerabilities

Sources

Also known as GHSA-63wg-c64q-629f.