CVE-2006-6655 Null dereference in n/a

Low 1.7 Published 20 Dec 2006 Updated 16 Sep 2024

Local attackers can cause a kernel panic in NetBSD by accessing a specific procfs file when Linux emulation is enabled.

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-2006-6655?

CVE-2006-6655 is a low-severity vulnerability in Netbsd Netbsd, published on 20 Dec 2006. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The procfs implementation in NetBSD-current before 20061023, NetBSD 3.0 and 3.0.1 before 20061024, and NetBSD 2.x before 20061029 allows local users to cause a denial of service (kernel panic) by attempting to access /emul/linux/proc/0/stat on a procfs filesystem that was mounted with mount_procfs -o linux, which results in a NULL pointer dereference.

Which versions are affected by CVE-2006-6655?

It affects 1 product.

Products include Netbsd Netbsd.

How do I fix CVE-2006-6655?

No fix has been published for CVE-2006-6655 yet. Limit exposure of the affected software until one is available.

Is CVE-2006-6655 being exploited?

There is no known exploitation of CVE-2006-6655 in the wild and no public exploit code.

All Netbsd Netbsd vulnerabilities

Sources

Also known as GHSA-r65w-cgpx-8r29.