Open vSwitch provides standard network bridging functions and support for the OpenFlow protocol for remote per-flow control of traffic.
Security Fixes: dpdk: Information exposure in unchecked guest physical to host virtual address translations (CVE-2018-1059)
Affected Products :
Red Hat OpenStack 12 x86_64
Red Hat OpenStack for IBM Power 12 ppc64le
On successful exploitation it could allow an attacker to execute code.
Upgrade to the latest packages which contain a patch. Refer to Applying Package Updates to RHEL system for details.
Refer to Red Hat security advisory RHSA-2018:2524 to address this issue and obtain more information.
Following are links for downloading patches to fix the vulnerabilities: