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Block family NETLINK_KOBJECT_UEVENT of AF_NETLINK socket #37

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opened 2026-03-31 19:52:30 +09:00 by ophestra · 0 comments
ophestra commented 2026-03-31 19:52:30 +09:00
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This allows any unprivileged user to receive uevent multicasts from the kernel. These are hardware driver state changes and considered sensitive and identifying in most use cases. It additionally enables a DoS by exhausting available port IDs.

This allows any unprivileged user to receive uevent multicasts from the kernel. These are hardware driver state changes and considered sensitive and identifying in most use cases. It additionally enables a DoS by exhausting available port IDs.
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ophestra added a new dependency 2026-03-31 19:52:49 +09:00
#36 Reduce kernel attack surface with stricter system call filter
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#36 Reduce kernel attack surface with stricter system call filter
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Reference: rosa/hakurei#37
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