-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

====================================================================                   Red Hat Security Advisory

Synopsis:          Important: patch security update
Advisory ID:       RHSA-2018:2097-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2018:2097
Issue date:        2018-06-27
Cross references:  https://access.redhat.com/security/updates/classification/#important
CVE Names:         CVE-2018-1000156 
====================================================================
1. Summary:

An update for patch is now available for Red Hat Enterprise Linux 6.4
Advanced 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.

2. Relevant releases/architectures:

Red Hat Enterprise Linux Server AUS (v. 6.4) - x86_64

3. Description:

The patch program applies diff files to originals. The diff command is used
to compare an original to a changed file. Diff lists the changes made to
the file. A person who has the original file can then use the patch command
with the diff file to add the changes to their original file (patching the
file).

Security Fix(es):

* patch: Malicious patch files cause ed to execute arbitrary commands
(CVE-2018-1000156)

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.

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/):

1564326 - CVE-2018-1000156 patch: Malicious patch files cause ed to execute arbitrary commands

6. Package List:

Red Hat Enterprise Linux Server AUS (v. 6.4):

Source:
patch-2.6-8.el6_4.src.rpm

x86_64:
patch-2.6-8.el6_4.x86_64.rpm
patch-debuginfo-2.6-8.el6_4.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-2018-1000156
https://access.redhat.com/security/updates/classification/#important

8. Contact:

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

Copyright 2018 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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ijt+
-----END PGP SIGNATURE-----

--
RHSA-announce mailing list
RHSA-announce@redhat.com
https://www.redhat.com/mailman/listinfo/rhsa-announce