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author | Casey Schaufler <casey@schaufler-ca.com> | 2020-11-10 20:28:41 +0300 |
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committer | Jonathan Corbet <corbet@lwn.net> | 2020-11-14 01:02:19 +0300 |
commit | bfe7bf311497815d7c7a21f97598b8e9cb47cb52 (patch) | |
tree | 8478d6dbbfc8f745149abfd6282ac06c5e11e5df | |
parent | 7d71788735608b1578e3615ff2646d3a089ff0a8 (diff) | |
download | linux-bfe7bf311497815d7c7a21f97598b8e9cb47cb52.tar.xz |
docs: ABI: ABI documentation for procfs attribute files used by multiple LSMs
Provide basic ABI descriptions for the process attribute entries
that are shared between multiple Linux security modules.
Signed-off-by: Casey Schaufler <casey@schaufler-ca.com>
Link: https://lore.kernel.org/r/30c36660-3694-0c0d-d472-8f3b3ca4098e@schaufler-ca.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
-rw-r--r-- | Documentation/ABI/testing/procfs-attr-current | 20 | ||||
-rw-r--r-- | Documentation/ABI/testing/procfs-attr-exec | 20 | ||||
-rw-r--r-- | Documentation/ABI/testing/procfs-attr-prev | 19 |
3 files changed, 59 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/procfs-attr-current b/Documentation/ABI/testing/procfs-attr-current new file mode 100644 index 000000000000..198b9fe1c8e8 --- /dev/null +++ b/Documentation/ABI/testing/procfs-attr-current @@ -0,0 +1,20 @@ +What: /proc/*/attr/current +Contact: linux-security-module@vger.kernel.org, + selinux@vger.kernel.org, + apparmor@lists.ubuntu.com +Description: The current security information used by a Linux + security module (LSM) that is active on the system. + The details of permissions required to read from + this interface and hence obtain the security state + of the task identified is LSM dependent. + A process cannot write to this interface unless it + refers to itself. + The other details of permissions required to write to + this interface and hence change the security state of + the task identified are LSM dependent. + The format of the data used by this interface is LSM + dependent. + SELinux, Smack and AppArmor provide this interface. +Users: SELinux user-space + Smack user-space + AppArmor user-space diff --git a/Documentation/ABI/testing/procfs-attr-exec b/Documentation/ABI/testing/procfs-attr-exec new file mode 100644 index 000000000000..34593866a7ab --- /dev/null +++ b/Documentation/ABI/testing/procfs-attr-exec @@ -0,0 +1,20 @@ +What: /proc/*/attr/exec +Contact: linux-security-module@vger.kernel.org, + selinux@vger.kernel.org, + apparmor@lists.ubuntu.com +Description: The security information to be used on the process + by a Linux security module (LSM) active on the system + after a subsequent exec() call. + The details of permissions required to read from + this interface and hence obtain the security state + of the task identified is LSM dependent. + A process cannot write to this interface unless it + refers to itself. + The other details of permissions required to write to + this interface and hence change the security state of + the task identified are LSM dependent. + The format of the data used by this interface is LSM + dependent. + SELinux and AppArmor provide this interface. +Users: SELinux user-space + AppArmor user-space diff --git a/Documentation/ABI/testing/procfs-attr-prev b/Documentation/ABI/testing/procfs-attr-prev new file mode 100644 index 000000000000..f990b3595839 --- /dev/null +++ b/Documentation/ABI/testing/procfs-attr-prev @@ -0,0 +1,19 @@ +What: /proc/*/attr/prev +Contact: linux-security-module@vger.kernel.org, + selinux@vger.kernel.org, + apparmor@lists.ubuntu.com +Description: The security information used on the process by + a Linux security module (LSM) active on the system + prior to the most recent exec() call. + The details of permissions required to read from + this interface is LSM dependent. + A process cannot write to this interface unless it + refers to itself. + The other details of permissions required to write to + this interface are LSM dependent. + The format of the data used by this interface is LSM + dependent. + SELinux and AppArmor provide this interface. +Users: SELinux user-space + AppArmor user-space + |