ESB-2017.2406 - [RedHat] augeas: Multiple vulnerabilities 2017-09-22

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===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2017.2406
                     Important: augeas security update
                             22 September 2017

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           augeas
Publisher:         Red Hat
Operating System:  Red Hat Enterprise Linux Server 7
                   Red Hat Enterprise Linux WS/Desktop 7
Impact/Access:     Execute Arbitrary Code/Commands -- Existing Account
                   Denial of Service               -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2017-7555  

Reference:         ESB-2017.2099

Original Bulletin: 
   https://access.redhat.com/errata/RHSA-2017:2788

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

Synopsis:          Important: augeas security update
Advisory ID:       RHSA-2017:2788-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2017:2788
Issue date:        2017-09-21
CVE Names:         CVE-2017-7555 
=====================================================================

1. Summary:

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

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 Client (v. 7) - x86_64
Red Hat Enterprise Linux Client Optional (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64
Red Hat Enterprise Linux Server (v. 7) - aarch64, ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - aarch64, ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64

3. Description:

Augeas is a configuration editing tool. It parses configuration files in
their native formats and transforms them into a tree. Configuration changes
are made by manipulating this tree and saving it back into native config
files.

Security Fix(es):

* A vulnerability was discovered in augeas affecting the handling of
escaped strings. An attacker could send crafted strings that would cause
the application using augeas to copy past the end of a buffer, leading to a
crash or possible code execution. (CVE-2017-7555)

This issue was discovered by Han Han (Red Hat).

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/):

1478373 - CVE-2017-7555 augeas: Improper handling of escaped strings leading to memory corruption

6. Package List:

Red Hat Enterprise Linux Client (v. 7):

Source:
augeas-1.4.0-2.el7_4.1.src.rpm

x86_64:
augeas-1.4.0-2.el7_4.1.x86_64.rpm
augeas-debuginfo-1.4.0-2.el7_4.1.i686.rpm
augeas-debuginfo-1.4.0-2.el7_4.1.x86_64.rpm
augeas-libs-1.4.0-2.el7_4.1.i686.rpm
augeas-libs-1.4.0-2.el7_4.1.x86_64.rpm

Red Hat Enterprise Linux Client Optional (v. 7):

x86_64:
augeas-debuginfo-1.4.0-2.el7_4.1.i686.rpm
augeas-debuginfo-1.4.0-2.el7_4.1.x86_64.rpm
augeas-devel-1.4.0-2.el7_4.1.i686.rpm
augeas-devel-1.4.0-2.el7_4.1.x86_64.rpm

Red Hat Enterprise Linux ComputeNode (v. 7):

Source:
augeas-1.4.0-2.el7_4.1.src.rpm

x86_64:
augeas-1.4.0-2.el7_4.1.x86_64.rpm
augeas-debuginfo-1.4.0-2.el7_4.1.i686.rpm
augeas-debuginfo-1.4.0-2.el7_4.1.x86_64.rpm
augeas-libs-1.4.0-2.el7_4.1.i686.rpm
augeas-libs-1.4.0-2.el7_4.1.x86_64.rpm

Red Hat Enterprise Linux ComputeNode Optional (v. 7):

x86_64:
augeas-debuginfo-1.4.0-2.el7_4.1.i686.rpm
augeas-debuginfo-1.4.0-2.el7_4.1.x86_64.rpm
augeas-devel-1.4.0-2.el7_4.1.i686.rpm
augeas-devel-1.4.0-2.el7_4.1.x86_64.rpm

Red Hat Enterprise Linux Server (v. 7):

Source:
augeas-1.4.0-2.el7_4.1.src.rpm

aarch64:
augeas-1.4.0-2.el7_4.1.aarch64.rpm
augeas-debuginfo-1.4.0-2.el7_4.1.aarch64.rpm
augeas-libs-1.4.0-2.el7_4.1.aarch64.rpm

ppc64:
augeas-1.4.0-2.el7_4.1.ppc64.rpm
augeas-debuginfo-1.4.0-2.el7_4.1.ppc.rpm
augeas-debuginfo-1.4.0-2.el7_4.1.ppc64.rpm
augeas-libs-1.4.0-2.el7_4.1.ppc.rpm
augeas-libs-1.4.0-2.el7_4.1.ppc64.rpm

ppc64le:
augeas-1.4.0-2.el7_4.1.ppc64le.rpm
augeas-debuginfo-1.4.0-2.el7_4.1.ppc64le.rpm
augeas-libs-1.4.0-2.el7_4.1.ppc64le.rpm

s390x:
augeas-1.4.0-2.el7_4.1.s390x.rpm
augeas-debuginfo-1.4.0-2.el7_4.1.s390.rpm
augeas-debuginfo-1.4.0-2.el7_4.1.s390x.rpm
augeas-libs-1.4.0-2.el7_4.1.s390.rpm
augeas-libs-1.4.0-2.el7_4.1.s390x.rpm

x86_64:
augeas-1.4.0-2.el7_4.1.x86_64.rpm
augeas-debuginfo-1.4.0-2.el7_4.1.i686.rpm
augeas-debuginfo-1.4.0-2.el7_4.1.x86_64.rpm
augeas-libs-1.4.0-2.el7_4.1.i686.rpm
augeas-libs-1.4.0-2.el7_4.1.x86_64.rpm

Red Hat Enterprise Linux Server Optional (v. 7):

aarch64:
augeas-debuginfo-1.4.0-2.el7_4.1.aarch64.rpm
augeas-devel-1.4.0-2.el7_4.1.aarch64.rpm

ppc64:
augeas-debuginfo-1.4.0-2.el7_4.1.ppc.rpm
augeas-debuginfo-1.4.0-2.el7_4.1.ppc64.rpm
augeas-devel-1.4.0-2.el7_4.1.ppc.rpm
augeas-devel-1.4.0-2.el7_4.1.ppc64.rpm

ppc64le:
augeas-debuginfo-1.4.0-2.el7_4.1.ppc64le.rpm
augeas-devel-1.4.0-2.el7_4.1.ppc64le.rpm

s390x:
augeas-debuginfo-1.4.0-2.el7_4.1.s390.rpm
augeas-debuginfo-1.4.0-2.el7_4.1.s390x.rpm
augeas-devel-1.4.0-2.el7_4.1.s390.rpm
augeas-devel-1.4.0-2.el7_4.1.s390x.rpm

x86_64:
augeas-debuginfo-1.4.0-2.el7_4.1.i686.rpm
augeas-debuginfo-1.4.0-2.el7_4.1.x86_64.rpm
augeas-devel-1.4.0-2.el7_4.1.i686.rpm
augeas-devel-1.4.0-2.el7_4.1.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
augeas-1.4.0-2.el7_4.1.src.rpm

x86_64:
augeas-1.4.0-2.el7_4.1.x86_64.rpm
augeas-debuginfo-1.4.0-2.el7_4.1.i686.rpm
augeas-debuginfo-1.4.0-2.el7_4.1.x86_64.rpm
augeas-libs-1.4.0-2.el7_4.1.i686.rpm
augeas-libs-1.4.0-2.el7_4.1.x86_64.rpm

Red Hat Enterprise Linux Workstation Optional (v. 7):

x86_64:
augeas-debuginfo-1.4.0-2.el7_4.1.i686.rpm
augeas-debuginfo-1.4.0-2.el7_4.1.x86_64.rpm
augeas-devel-1.4.0-2.el7_4.1.i686.rpm
augeas-devel-1.4.0-2.el7_4.1.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-2017-7555
https://access.redhat.com/security/updates/classification/#important

8. Contact:

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

Copyright 2017 Red Hat, Inc.
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