[Feature] add GA346 baseline version

Change-Id: Ic62933698569507dcf98240cdf5d9931ae34348f
diff --git a/src/kernel/linux/v4.19/Documentation/admin-guide/hw-vuln/index.rst b/src/kernel/linux/v4.19/Documentation/admin-guide/hw-vuln/index.rst
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index 0000000..0795e3c
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+========================
+Hardware vulnerabilities
+========================
+
+This section describes CPU vulnerabilities and provides an overview of the
+possible mitigations along with guidance for selecting mitigations if they
+are configurable at compile, boot or run time.
+
+.. toctree::
+   :maxdepth: 1
+
+   spectre
+   l1tf
+   mds
+   tsx_async_abort
+   multihit.rst