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TITLE:
NetBSD "udp6_output()" Denial of Service Vulnerability

SECUNIA ADVISORY ID:
SA42421

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/42421/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=42421

RELEASE DATE:
2010-12-01

DISCUSS ADVISORY:
http://secunia.com/advisories/42421/#comments

AVAILABLE ON SITE AND IN CUSTOMER AREA:
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 * Impact
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http://secunia.com/advisories/42421/

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https://ca.secunia.com/?page=viewadvisory&vuln_id=42421

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

The vulnerability is caused to an error in the "udp6_output()"
function in sys/netinet6/udp6_output.c when processing UDP6 datagram
packets and can be exploited to dereference an uninitialized pointer
causing the kernel to crash.

SOLUTION:
Fixed in the CVS repository (please see the vendor advisory for
details).

PROVIDED AND/OR DISCOVERED BY:
The vendor credits Clement LECIGNE.

ORIGINAL ADVISORY:
http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2010-013.txt.asc

OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/

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Further details available in Customer Area:
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EXTENDED DESCRIPTION:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/

EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/

EXPLOIT:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/

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