Sun Solaris IP Multicast Filter Privilege Escalation - Advisories - Secunia

SolarisのIP Kernelモジュールでマルチキャスタフィルタにおける脆弱性だそうです。

権限上昇可能との事。

Tobias Klein has reported a vulnerability in Sun Solaris, which potentially can be exploited by malicious, local users to gain escalated privileges.
The vulnerability is caused due to a signedness error in the IP kernel module when setting a socket's multi-cast filter. This can be exploited via a specially crafted "SIOCSIPMSFILTER" IOCTL requests.

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