A vulnerability has been reported in Linux Kernel, which can be exploited by malicious, local users to perform certain actions with escalated privileges.
The vulnerability is caused due to all-zero SCM_CREDENTIALS ancillary data being passed to a receiver in cases where the sender did not provide it. This can be exploited to spoof Netlink messages and perform certain actions with escalated privileges.
Solution: Update to version 3.2.30, 3.4.12, or 3.5.5.
Provided and/or discovered by: Pablo Neira Ayuso
Original Advisory: Kernel.org:
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Subject: Linux Kernel Netlink Message Handling Privilege Escalation Vulnerability
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