SELinux

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SELinux -- Security Enhanced Linux

Codes about embedded SELinux

Many codes are submitted to Linux and userland community.

Linux kernel

2.6.18

Xattr support for jffs2

2.6.24

Reducing read/write overhead[1]

Reducing memory usage:[2]

Improving performance in AVC miss:[3]

2.6.25

Audit support for SH:[4]

SELinux userland

Reducing size of library: Merged to libselinux 2.0.35: [5]

BusyBox

Applets related to SELinux are merged to BusyBox in 1.8.0.

Support to assign domain to applets is merged to 1.8.0: [6]

Policy

SELinux Policy Editor will be helpful. See [7].

If you prefer fine grained configuration, Reference policy[8] is better.

Related presentations

CELF Jambolee

Example of porting to SH(Super H) was reported in CELF Jambolee #18: [9].

Xattr port to jffs2(Japanese)[10]

Remaining issues

Policy

xattr

logfs, yaffs, cramfs do not support xattr yet.

Size