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Secunia integrated with Microsoft WSUS 
http://secunia.com/blog/71/



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TITLE:
XenServer Realtek 8169 Driver Large Packet Processing Vulnerability

SECUNIA ADVISORY ID:
SA38326

VERIFY ADVISORY:
http://secunia.com/advisories/38326/

DESCRIPTION:
A vulnerability has been reported in XenServer, which can be
exploited by malicious people to cause a DoS (Denial of Service) and
potentially compromise a vulnerable system.

The vulnerability is caused due to an error within the  Realtek 8169
driver when processing overly large packets.

For more information:
SA35265

The vulnerability is reported in XenServer 5.0 Update 3 and earlier
and XenServer 5.5.

SOLUTION:
Apply hotfix.

Citrix XenServer 5.0:
http://support.citrix.com/article/CTX123192

Citrix XenServer 5.5:
http://support.citrix.com/article/CTX123673

ORIGINAL ADVISORY:
http://support.citrix.com/article/CTX123453

OTHER REFERENCES:
SA35265:
http://secunia.com/advisories/35265/

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About:
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vulnerabilities.

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