ESB-2018.0458 - [RedHat] httpd24-apr: Denial of service - Remote/unauthenticated 2018-02-15

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.0458
                  Important: httpd24-apr security update
                             15 February 2018

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

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

Product:           httpd24-apr
Publisher:         Red Hat
Operating System:  Red Hat Enterprise Linux Server 6
                   Red Hat Enterprise Linux WS/Desktop 6
Impact/Access:     Denial of Service        -- Remote/Unauthenticated
                   Access Confidential Data -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2017-12613  

Reference:         ESB-2017.3208
                   ESB-2017.3018

Original Bulletin: 
   https://access.redhat.com/errata/RHSA-2018:0316

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                   Red Hat Security Advisory

Synopsis:          Important: httpd24-apr security update
Advisory ID:       RHSA-2018:0316-01
Product:           Red Hat Software Collections
Advisory URL:      https://access.redhat.com/errata/RHSA-2018:0316
Issue date:        2018-02-13
CVE Names:         CVE-2017-12613 
=====================================================================

1. Summary:

An update for httpd24-apr is now available for Red Hat Software
Collections.

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 Software Collections for Red Hat Enterprise Linux Server (v. 6) - x86_64
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.7) - x86_64
Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) - x86_64

3. Description:

The Apache Portable Runtime (APR) is a portability library used by the
Apache HTTP Server and other projects. It provides a free library of C data
structures and routines.

Security Fix(es):

* An out-of-bounds array dereference was found in apr_time_exp_get(). An
attacker could abuse an unvalidated usage of this function to cause a
denial of service or potentially lead to data leak. (CVE-2017-12613)

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

Applications using the APR libraries, such as httpd, must be restarted for
this update to take effect.

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

1506523 - CVE-2017-12613 apr: Out-of-bounds array deref in apr_time_exp*() functions

6. Package List:

Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6):

Source:
httpd24-apr-1.5.1-1.el6.1.src.rpm

x86_64:
httpd24-apr-1.5.1-1.el6.1.x86_64.rpm
httpd24-apr-debuginfo-1.5.1-1.el6.1.x86_64.rpm
httpd24-apr-devel-1.5.1-1.el6.1.x86_64.rpm

Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.7):

Source:
httpd24-apr-1.5.1-1.el6.1.src.rpm

x86_64:
httpd24-apr-1.5.1-1.el6.1.x86_64.rpm
httpd24-apr-debuginfo-1.5.1-1.el6.1.x86_64.rpm
httpd24-apr-devel-1.5.1-1.el6.1.x86_64.rpm

Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6):

Source:
httpd24-apr-1.5.1-1.el6.1.src.rpm

x86_64:
httpd24-apr-1.5.1-1.el6.1.x86_64.rpm
httpd24-apr-debuginfo-1.5.1-1.el6.1.x86_64.rpm
httpd24-apr-devel-1.5.1-1.el6.1.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-2017-12613
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 2018 Red Hat, Inc.
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