Issued:
2017-03-15
Updated:
2017-03-15

RHSA-2017:0535 - Important: policycoreutils security update

Synopsis

Important: policycoreutils security update

Type/Severity

Security Advisory: Important

Topic

An update for policycoreutils is now available for Red Hat Enterprise Linux 7.2 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

The policycoreutils packages contain the core policy utilities required to manage a SELinux environment.

Security Fix(es):

  • It was found that the sandbox tool provided in policycoreutils was vulnerable to a TIOCSTI ioctl attack. A specially crafted program executed via the sandbox command could use this flaw to execute arbitrary commands in the context of the parent shell, escaping the sandbox. (CVE-2016-7545)

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

ProductVersionArch
Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions7.2x86_64
Red Hat Enterprise Linux for x86_64 - Extended Update Support7.2x86_64
Red Hat Enterprise Linux for Power, little endian - Extended Update Support7.2ppc64le
Red Hat Enterprise Linux for Power, big endian - Extended Update Support7.2ppc64
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support7.2s390x
Red Hat Enterprise Linux Server - TUS7.2x86_64
Red Hat Enterprise Linux Server - AUS7.2x86_64
Red Hat Enterprise Linux EUS Compute Node7.2x86_64

Updated Packages

  • policycoreutils-debuginfo-2.2.5-21.el7_2.s390x.rpm
  • policycoreutils-newrole-2.2.5-21.el7_2.ppc64le.rpm
  • policycoreutils-devel-2.2.5-21.el7_2.ppc.rpm
  • policycoreutils-devel-2.2.5-21.el7_2.ppc64le.rpm
  • policycoreutils-sandbox-2.2.5-21.el7_2.ppc64.rpm
  • policycoreutils-sandbox-2.2.5-21.el7_2.s390x.rpm
  • policycoreutils-2.2.5-21.el7_2.ppc64.rpm
  • policycoreutils-restorecond-2.2.5-21.el7_2.x86_64.rpm
  • policycoreutils-sandbox-2.2.5-21.el7_2.ppc64le.rpm
  • policycoreutils-gui-2.2.5-21.el7_2.ppc64le.rpm
  • policycoreutils-restorecond-2.2.5-21.el7_2.ppc64.rpm
  • policycoreutils-2.2.5-21.el7_2.s390x.rpm
  • policycoreutils-debuginfo-2.2.5-21.el7_2.i686.rpm
  • policycoreutils-devel-2.2.5-21.el7_2.i686.rpm
  • policycoreutils-newrole-2.2.5-21.el7_2.ppc64.rpm
  • policycoreutils-2.2.5-21.el7_2.src.rpm
  • policycoreutils-2.2.5-21.el7_2.x86_64.rpm
  • policycoreutils-debuginfo-2.2.5-21.el7_2.x86_64.rpm
  • policycoreutils-python-2.2.5-21.el7_2.ppc64.rpm
  • policycoreutils-debuginfo-2.2.5-21.el7_2.ppc64le.rpm
  • policycoreutils-devel-2.2.5-21.el7_2.x86_64.rpm
  • policycoreutils-python-2.2.5-21.el7_2.ppc64le.rpm
  • policycoreutils-gui-2.2.5-21.el7_2.s390x.rpm
  • policycoreutils-devel-2.2.5-21.el7_2.s390x.rpm
  • policycoreutils-debuginfo-2.2.5-21.el7_2.ppc.rpm
  • policycoreutils-gui-2.2.5-21.el7_2.ppc64.rpm
  • policycoreutils-debuginfo-2.2.5-21.el7_2.ppc64.rpm
  • policycoreutils-newrole-2.2.5-21.el7_2.x86_64.rpm
  • policycoreutils-devel-2.2.5-21.el7_2.ppc64.rpm
  • policycoreutils-python-2.2.5-21.el7_2.s390x.rpm
  • policycoreutils-2.2.5-21.el7_2.ppc64le.rpm
  • policycoreutils-sandbox-2.2.5-21.el7_2.x86_64.rpm
  • policycoreutils-restorecond-2.2.5-21.el7_2.s390x.rpm
  • policycoreutils-debuginfo-2.2.5-21.el7_2.s390.rpm
  • policycoreutils-devel-2.2.5-21.el7_2.s390.rpm
  • policycoreutils-restorecond-2.2.5-21.el7_2.ppc64le.rpm
  • policycoreutils-gui-2.2.5-21.el7_2.x86_64.rpm
  • policycoreutils-python-2.2.5-21.el7_2.x86_64.rpm
  • policycoreutils-newrole-2.2.5-21.el7_2.s390x.rpm

Fixes

CVEs

References

Additional information