CVE-2009-2483: Null Pointer Dereference

Published Jul 16, 2009

Updated

libprop/propobject.c in proplib in NetBSD 4.0 and 4.0.1 allows local users to cause a denial of service (NULL pointer dereference and kernel panic) via a malformed externalized plist (XML form) containing an undefined element.

Affected Software

2 affected components

NetBSD NetBSD=4.0

NetBSD NetBSD=4.0.1

Event History

Jul 16, 2009

CVE Published

via MITRE·04:00 PM

Data Sourced

via MITRE·04:00 PM

Description

Frequently Asked Questions

What is the severity of CVE-2009-2483?

CVE-2009-2483 is considered a high severity vulnerability due to its potential to cause a denial of service through kernel panic.

How do I fix CVE-2009-2483?

To mitigate CVE-2009-2483, upgrade your system to a version of NetBSD that is not vulnerable, specifically later than 4.0.1.

Who is affected by CVE-2009-2483?

CVE-2009-2483 affects local users on NetBSD versions 4.0 and 4.0.1.

What type of attack does CVE-2009-2483 enable?

CVE-2009-2483 enables a denial of service attack through a malformed externalized plist that leads to a NULL pointer dereference.

What software component is vulnerable in CVE-2009-2483?

CVE-2009-2483 affects the proplib library, specifically the prop_object.c file in NetBSD.