Issued:
2018-10-30
Updated:
2018-10-30

RHSA-2018:3249 - Security Advisory

Synopsis

Low: setup security and bug fix update

Type/Severity

Security Advisory: Low

Topic

An update for setup is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Low. 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 setup package contains a set of important default system configuration and setup files. Examples include /etc/passwd, /etc/group, and /etc/profile. Other examples are the default lists of reserved user IDs, reserved ports, reserved protocols, allowed shells, allowed secure terminals.

Security Fix(es):

  • setup: nologin listed in /etc/shells violates security expectations (CVE-2018-1113)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.6 Release Notes linked from the References section.

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

  • Red Hat Enterprise Linux Server 7 x86_64
  • Red Hat Enterprise Linux Workstation 7 x86_64
  • Red Hat Enterprise Linux Desktop 7 x86_64
  • Red Hat Enterprise Linux for IBM z Systems 7 s390x
  • Red Hat Enterprise Linux for Power, big endian 7 ppc64
  • Red Hat Enterprise Linux for Scientific Computing 7 x86_64
  • Red Hat Enterprise Linux for Power, little endian 7 ppc64le
  • Red Hat Enterprise Linux for ARM 64 7 aarch64
  • Red Hat Enterprise Linux for Power 9 7 ppc64le
  • Red Hat Enterprise Linux for IBM System z (Structure A) 7 s390x

Fixes

  • BZ - 1566469 - Typing Mistake in /etc/protocols
  • BZ - 1571094 - CVE-2018-1113 setup: nologin listed in /etc/shells violates security expectations

CVEs

References

Red Hat Enterprise Linux Server 7

SRPM
setup-2.8.71-10.el7.src.rpm SHA-256: 567bb2b3ad4d3c03db401f0abd1438ca81f5839cbe59cdfa2c8bf644153d20c7
x86_64
setup-2.8.71-10.el7.noarch.rpm SHA-256: 851c20aec23552c563704a8e05bdf85ab502b7b11690c2619f904f3bc95514d8

Red Hat Enterprise Linux Workstation 7

SRPM
setup-2.8.71-10.el7.src.rpm SHA-256: 567bb2b3ad4d3c03db401f0abd1438ca81f5839cbe59cdfa2c8bf644153d20c7
x86_64
setup-2.8.71-10.el7.noarch.rpm SHA-256: 851c20aec23552c563704a8e05bdf85ab502b7b11690c2619f904f3bc95514d8

Red Hat Enterprise Linux Desktop 7

SRPM
setup-2.8.71-10.el7.src.rpm SHA-256: 567bb2b3ad4d3c03db401f0abd1438ca81f5839cbe59cdfa2c8bf644153d20c7
x86_64
setup-2.8.71-10.el7.noarch.rpm SHA-256: 851c20aec23552c563704a8e05bdf85ab502b7b11690c2619f904f3bc95514d8

Red Hat Enterprise Linux for IBM z Systems 7

SRPM
setup-2.8.71-10.el7.src.rpm SHA-256: 567bb2b3ad4d3c03db401f0abd1438ca81f5839cbe59cdfa2c8bf644153d20c7
s390x
setup-2.8.71-10.el7.noarch.rpm SHA-256: 851c20aec23552c563704a8e05bdf85ab502b7b11690c2619f904f3bc95514d8

Red Hat Enterprise Linux for Power, big endian 7

SRPM
setup-2.8.71-10.el7.src.rpm SHA-256: 567bb2b3ad4d3c03db401f0abd1438ca81f5839cbe59cdfa2c8bf644153d20c7
ppc64
setup-2.8.71-10.el7.noarch.rpm SHA-256: 851c20aec23552c563704a8e05bdf85ab502b7b11690c2619f904f3bc95514d8

Red Hat Enterprise Linux for Scientific Computing 7

SRPM
setup-2.8.71-10.el7.src.rpm SHA-256: 567bb2b3ad4d3c03db401f0abd1438ca81f5839cbe59cdfa2c8bf644153d20c7
x86_64
setup-2.8.71-10.el7.noarch.rpm SHA-256: 851c20aec23552c563704a8e05bdf85ab502b7b11690c2619f904f3bc95514d8

Red Hat Enterprise Linux for Power, little endian 7

SRPM
setup-2.8.71-10.el7.src.rpm SHA-256: 567bb2b3ad4d3c03db401f0abd1438ca81f5839cbe59cdfa2c8bf644153d20c7
ppc64le
setup-2.8.71-10.el7.noarch.rpm SHA-256: 851c20aec23552c563704a8e05bdf85ab502b7b11690c2619f904f3bc95514d8

Red Hat Enterprise Linux for ARM 64 7

SRPM
setup-2.8.71-10.el7.src.rpm SHA-256: 567bb2b3ad4d3c03db401f0abd1438ca81f5839cbe59cdfa2c8bf644153d20c7
aarch64
setup-2.8.71-10.el7.noarch.rpm SHA-256: 851c20aec23552c563704a8e05bdf85ab502b7b11690c2619f904f3bc95514d8

Red Hat Enterprise Linux for Power 9 7

SRPM
setup-2.8.71-10.el7.src.rpm SHA-256: 567bb2b3ad4d3c03db401f0abd1438ca81f5839cbe59cdfa2c8bf644153d20c7
ppc64le
setup-2.8.71-10.el7.noarch.rpm SHA-256: 851c20aec23552c563704a8e05bdf85ab502b7b11690c2619f904f3bc95514d8

Red Hat Enterprise Linux for IBM System z (Structure A) 7

SRPM
setup-2.8.71-10.el7.src.rpm SHA-256: 567bb2b3ad4d3c03db401f0abd1438ca81f5839cbe59cdfa2c8bf644153d20c7
s390x
setup-2.8.71-10.el7.noarch.rpm SHA-256: 851c20aec23552c563704a8e05bdf85ab502b7b11690c2619f904f3bc95514d8

The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.