1 What: /sys/fs/selinux/checkreqprot
2 Date: April 2005 (predates git)
3 KernelVersion: 2.6.12-rc2 (predates git)
4 Contact: selinux@vger.kernel.org
5 Description:
6
7 REMOVAL UPDATE: The SELinux checkreqpr
8 March 2023, the original deprecation n
9
10 The selinuxfs "checkreqprot" node allo
11 to check the protection requested by u
12 calls instead of the actual protection
13 This was a compatibility mechanism for
14 for the READ_IMPLIES_EXEC personality
15 1, it weakens security by allowing map
16 without authorization by policy. The
17 at boot was changed starting in Linux
18 actual protection), and Android and Li
19 explicitly writing a "0" to /sys/fs/se
20 initialization for some time. Support
21 will be removed no sooner than June 20
22 will always cease using checkreqprot i
23 check the actual protections being app
24 The checkreqprot selinuxfs node will r
25 but will discard writes of the "0" val
26 "1" value when this mechanism is remov
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