Moderate: RDMA stack security, bug fix, and enhancement update
Security Advisory: Moderate
Updated rdma, libibverbs, libmlx4, librdmacm, qperf, perftest, openmpi,
compat-openmpi, infinipath-psm, mpitests, and rds-tools packages that fix
two security issues, several bugs, and add various enhancements are now
available for Red Hat Enterprise Linux 6.
The Red Hat Security Response Team has rated this update as having moderate
security impact. Common Vulnerability Scoring System (CVSS) base scores,
which give detailed severity ratings, are available for each vulnerability
from the CVE links in the References section.
Red Hat Enterprise Linux includes a collection of Infiniband and iWARP
utilities, libraries and development packages for writing applications that
use Remote Direct Memory Access (RDMA) technology.
A flaw was found in the way ibutils handled temporary files. A local
attacker could use this flaw to cause arbitrary files to be overwritten as
the root user via a symbolic link attack. (CVE-2013-2561)
It was discovered that librdmacm used a static port to connect to the
ib_acm service. A local attacker able to run a specially crafted ib_acm
service on that port could use this flaw to provide incorrect address
resolution information to librmdacm applications. (CVE-2012-4516)
The CVE-2012-4516 issue was discovered by Florian Weimer of the Red Hat
Product Security Team.
This advisory updates the following packages to the latest upstream
releases, providing a number of bug fixes and enhancements over the
previous versions:
Several bugs have been fixed in the openmpi, mpitests, ibutils, and
infinipath-psm packages.
The most notable changes in these updated packages from the RDMA stack are
the following:
All RDMA users are advised to upgrade to these updated packages, which
contain backported patches to correct these issues and add
these enhancements.
Before applying this update, make sure all previously-released errata
relevant to your system have been applied.
This update is available via the Red Hat Network. Details on how to
use the Red Hat Network to apply this update are available at
https://access.redhat.com/site/articles/11258