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Secunia Security Advisory 19615

Secunia Security Advisory 19615
Posted Apr 14, 2006
Authored by Secunia | Site secunia.com

Secunia Security Advisory - A vulnerability has been reported in NetBSD, which can be exploited by malicious, local users to cause a DoS (Denial of Service).

tags | advisory, denial of service, local
systems | netbsd
SHA-256 | 3f2b15645bc76ff146839678164992fe688df5de8cbba2fc2ae9bb483cba9729

Secunia Security Advisory 19615

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TITLE:
NetBSD SIOCGIFALIAS "ioctl()" Denial of Service Vulnerability

SECUNIA ADVISORY ID:
SA19615

VERIFY ADVISORY:
http://secunia.com/advisories/19615/

CRITICAL:
Not critical

IMPACT:
DoS

WHERE:
Local system

OPERATING SYSTEM:
NetBSD 1.x
http://secunia.com/product/255/

DESCRIPTION:
A vulnerability has been reported in NetBSD, which can be exploited
by malicious, local users to cause a DoS (Denial of Service).

The vulnerability is caused due to a NULL pointer dereference error
in the kernel when an attempt is made to gather information on a
non-existent alias of a network interface via the SIOCGIFALIAS
"ioctl()".

SOLUTION:
Fixes are not available for the 1.6 branch. Upgrade to a later
version for which fixes are available (see vendor advisory for
additional information).

PROVIDED AND/OR DISCOVERED BY:
The vendor credits Sean Boudreau.

ORIGINAL ADVISORY:
ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2006-012.txt.asc

----------------------------------------------------------------------

About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

----------------------------------------------------------------------

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