doc: Added release notes for 3.12.9 releasev3.12.9

fixes: bz#1571192

Change-Id: I7b5f2b3394c67ebeb0f20ff15ad877cef577a9cb
Signed-off-by: ShyamsundarR <srangana@redhat.com>

1 files changed, 32 insertions, 0 deletions

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+# Release notes for Gluster 3.12.9
+
+This is a bugfix release. The release notes for [3.12.0](3.12.0.md), [3.12.1](3.12.1.md), [3.12.2](3.12.2.md),
+[3.12.3](3.12.3.md), [3.12.4](3.12.4.md), [3.12.5](3.12.5.md), [3.12.6](3.12.6.md), [3.12.7](3.12.7.md), and [3.12.8](3.12.8.md) contain a listing of all the new
+features that were added and bugs fixed in the GlusterFS 3.12 stable release.
+
+## Major changes, features and limitations addressed in this release
+
+This release contains a fix for a security vulerability in Gluster as follows,
+- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1088
+- https://nvd.nist.gov/vuln/detail/CVE-2018-1088
+
+Installing the updated packages and restarting gluster services, will update the
+Gluster shared storage volume volfiles, that are more secure than the defaults
+currently in place.
+
+Further, for increased security, the Gluster shared storage volume can be TLS
+enabled, and access to the same restricted using the `auth.ssl-allow` option.
+See, this [guide](https://docs.gluster.org/en/v3/Administrator%20Guide/SSL/) for more details.
+
+## Major issues
+
+**None**
+
+## Bugs addressed
+
+Bugs addressed since release-3.12.8 are listed below.
+
+- [#1566131](https://bugzilla.redhat.com/1566131): Bringing down data bricks in cyclic order results in arbiter brick becoming the source for heal.
+- [#1566820](https://bugzilla.redhat.com/1566820): [Remove-brick] Many files were not migrated from the decommissioned bricks; commit results in data loss
+- [#1569407](https://bugzilla.redhat.com/1569407): EIO errors on some operations when volume has mixed brick versions on a disperse volume
+- [#1570430](https://bugzilla.redhat.com/1570430): CVE-2018-1088 glusterfs: Privilege escalation via gluster_shared_storage when snapshot scheduling is enabled [fedora-all]