Major Hayden dccce1d5cc
Handle RHEL 7 STIG renumbering
This patch gets the docs adjusted to work with the new RHEL 7 STIG
version 1 release. The new STIG release has changed all of the
numbering, but it maintains a link to (most) of the old STIG IDs in
the XML.

Closes-bug: 1676865
Change-Id: I65023fe63163c9804a3aec9dcdbf23c69bedb604
2017-04-04 07:22:12 -05:00

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---
id: V-72283
status: implemented
tag: kernel
---
The tasks in this role set ``net.ipv4.conf.all.accept_source_route`` and
``net.ipv4.conf.default.accept_source_route`` to ``0`` by default. This
prevents the system from forwarding source-routed IPv4 packets on all
new and existing interfaces.
Deployers can opt out of this change by setting the following Ansible variable:
.. code-block:: yaml
security_disallow_source_routed_packet_forward_ipv4: no
For more details on source routed packets, refer to the
`Red Hat documentation <https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/6/html/Security_Guide/sect-Security_Guide-Server_Security-Disable-Source-Routing.html>`_.