[RHSA-2017:0654-01] Moderate: coreutils security and bug fix update

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Red Hat Security Advisory

 

Synopsis: Moderate: coreutils security and bug fix update

Advisory ID: RHSA-2017:0654-01

Product: Red Hat Enterprise Linux

Advisory URL: https://rhn.redhat.com/errata/RHSA-2017-0654.html

Issue date: 2017-03-21

CVE Names: CVE-2017-2616

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1. Summary:

 

An update for coreutils is now available for Red Hat Enterprise Linux 6.

 

Red Hat Product Security has rated this update as having a security impact

of Moderate. 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.

 

2. Relevant releases/architectures:

 

Red Hat Enterprise Linux Desktop (v. 6) - i386, x86_64

Red Hat Enterprise Linux HPC Node (v. 6) - x86_64

Red Hat Enterprise Linux Server (v. 6) - i386, ppc64, s390x, x86_64

Red Hat Enterprise Linux Workstation (v. 6) - i386, x86_64

 

3. Description:

 

The coreutils packages contain the GNU Core Utilities and represent a

combination of the previously used GNU fileutils, sh-utils, and textutils

packages.

 

Security Fix(es):

 

* A race condition was found in the way su handled the management of child

processes. A local authenticated attacker could use this flaw to kill other

processes with root privileges under specific conditions. (CVE-2017-2616)

 

Red Hat would like to thank Tobias Stöckmann for reporting this issue.

 

Additional Changes:

 

For detailed information on changes in this release, see the Red Hat

Enterprise Linux 6.9 Release Notes and Red Hat Enterprise Linux 6.9

Technical Notes linked from the References section.

 

4. 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

 

5. Bugs fixed (https://bugzilla.redhat.com/):

 

1321643 - Bug in /etc/profile.d/colorls.sh when using the ksh shell [el6]

1418710 - CVE-2017-2616 util-linux: Sending SIGKILL to other processes with root privileges via su

 

6. Package List:

 

Red Hat Enterprise Linux Desktop (v. 6):

 

Source:

coreutils-8.4-46.el6.src.rpm

 

i386:

coreutils-8.4-46.el6.i686.rpm

coreutils-debuginfo-8.4-46.el6.i686.rpm

coreutils-libs-8.4-46.el6.i686.rpm

 

x86_64:

coreutils-8.4-46.el6.x86_64.rpm

coreutils-debuginfo-8.4-46.el6.x86_64.rpm

coreutils-libs-8.4-46.el6.x86_64.rpm

 

Red Hat Enterprise Linux HPC Node (v. 6):

 

Source:

coreutils-8.4-46.el6.src.rpm

 

x86_64:

coreutils-8.4-46.el6.x86_64.rpm

coreutils-debuginfo-8.4-46.el6.x86_64.rpm

coreutils-libs-8.4-46.el6.x86_64.rpm

 

Red Hat Enterprise Linux Server (v. 6):

 

Source:

coreutils-8.4-46.el6.src.rpm

 

i386:

coreutils-8.4-46.el6.i686.rpm

coreutils-debuginfo-8.4-46.el6.i686.rpm

coreutils-libs-8.4-46.el6.i686.rpm

 

ppc64:

coreutils-8.4-46.el6.ppc64.rpm

coreutils-debuginfo-8.4-46.el6.ppc64.rpm

coreutils-libs-8.4-46.el6.ppc64.rpm

 

s390x:

coreutils-8.4-46.el6.s390x.rpm

coreutils-debuginfo-8.4-46.el6.s390x.rpm

coreutils-libs-8.4-46.el6.s390x.rpm

 

x86_64:

coreutils-8.4-46.el6.x86_64.rpm

coreutils-debuginfo-8.4-46.el6.x86_64.rpm

coreutils-libs-8.4-46.el6.x86_64.rpm

 

Red Hat Enterprise Linux Workstation (v. 6):

 

Source:

coreutils-8.4-46.el6.src.rpm

 

i386:

coreutils-8.4-46.el6.i686.rpm

coreutils-debuginfo-8.4-46.el6.i686.rpm

coreutils-libs-8.4-46.el6.i686.rpm

 

x86_64:

coreutils-8.4-46.el6.x86_64.rpm

coreutils-debuginfo-8.4-46.el6.x86_64.rpm

coreutils-libs-8.4-46.el6.x86_64.rpm

 

These packages are GPG signed by Red Hat for security. Our key and

details on how to verify the signature are available from

https://access.redhat.com/security/team/key/

 

7. References:

 

https://access.redhat.com/security/cve/CVE-2017-2616

https://access.redhat.com/security/updates/classification/#moderate

https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/6/html/6.9_Release_Notes/index.html

https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/6/html/6.9_Technical_Notes/index.html

 

8. Contact:

 

The Red Hat security contact is . More contact

details at https://access.redhat.com/security/team/contact/

 

Copyright 2017 Red Hat, Inc.

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