CVE-2006-1797: Null Pointer Dereference

Published Apr 18, 2006
·
Updated

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.

Affected Software

10 affected components
NetBSD NetBSD=1.6
NetBSD NetBSD=2.1
NetBSD NetBSD=2.0.2
NetBSD NetBSD=1.6.1
NetBSD NetBSD=2.0.3
NetBSD NetBSD=1.6.2
NetBSD NetBSD=1.6-beta
NetBSD NetBSD=2.0.1
NetBSD NetBSD=3.0
NetBSD NetBSD=2.0

Event History

Apr 18, 2006
CVE Published
via MITRE·10:00 AM
Data Sourced
via MITRE·10:00 AM
Description

Frequently Asked Questions

1

What is the severity of CVE-2006-1797?

CVE-2006-1797 is classified as a denial of service vulnerability due to a system crash from a NULL pointer dereference.

2

How do I fix CVE-2006-1797?

To fix CVE-2006-1797, it is recommended to upgrade to the latest version of NetBSD that patches this vulnerability.

3

Who is affected by CVE-2006-1797?

CVE-2006-1797 affects local users of NetBSD versions 1.6, 1.6.1, 1.6.2, 2.0, 2.0.1, 2.0.2, 2.0.3, 2.1, and 3.0.

4

Can CVE-2006-1797 be exploited remotely?

CVE-2006-1797 cannot be exploited remotely as it requires local user access to the system.

5

What conditions lead to the exploitation of CVE-2006-1797?

The exploitation of CVE-2006-1797 occurs when a local user attempts to use the SIOCGIFALIAS ioctl on a non-existent alias.

Contact

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