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Vulnerability of Expat: buffer overflow

Synthesis of the vulnerability 

An attacker can generate a buffer overflow of Expat, in order to trigger a denial of service, and possibly to run code.
Vulnerable products: Mac OS X, Debian, BIG-IP Hardware, TMOS, Fedora, Android OS, Notes by IBM, Security Directory Server, WebSphere AS Traditional, openSUSE, openSUSE Leap, Oracle Directory Services Plus, Oracle Fusion Middleware, Oracle Internet Directory, Solaris, Tuxedo, WebLogic, Python, RHEL, Slackware, SUSE Linux Enterprise Desktop, SLES, Nessus, Ubuntu.
Severity of this weakness: 2/4.
Creation date: 18/05/2016.
Références of this bulletin: 1988026, 1990421, 1990658, 2000347, bulletinjul2016, CERTFR-2018-AVI-288, cpujul2018, CVE-2016-0718, DSA-3582-1, FEDORA-2016-0fd6ca526a, FEDORA-2016-60889583ab, FEDORA-2016-7c6e7a9265, HT206903, K52320548, openSUSE-SU-2016:1441-1, openSUSE-SU-2016:1523-1, RHSA-2016:2824-01, SSA:2016-359-01, SSA:2017-266-02, SSA:2018-124-01, SUSE-SU-2016:1508-1, SUSE-SU-2016:1512-1, SUSE-SU-2020:0497-1, TNS-2016-11, TNS-2018-08, USN-2983-1, USN-3013-1, VIGILANCE-VUL-19644.

Description of the vulnerability 

An attacker can generate a buffer overflow of Expat, in order to trigger a denial of service, and possibly to run code.
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This cybersecurity vulnerability impacts software or systems such as Mac OS X, Debian, BIG-IP Hardware, TMOS, Fedora, Android OS, Notes by IBM, Security Directory Server, WebSphere AS Traditional, openSUSE, openSUSE Leap, Oracle Directory Services Plus, Oracle Fusion Middleware, Oracle Internet Directory, Solaris, Tuxedo, WebLogic, Python, RHEL, Slackware, SUSE Linux Enterprise Desktop, SLES, Nessus, Ubuntu.

Our Vigil@nce team determined that the severity of this vulnerability is medium.

The trust level is of type confirmed by the editor, with an origin of document.

An attacker with a expert ability can exploit this weakness alert.

Solutions for this threat 

Android OS: patch 2016-11-05.
A patch is indicated in information sources.

Apple Mac OS X: version 10.11.6.
The version 10.11.6 is fixed:
  http://www.apple.com/support/downloads/

Debian: new expat packages.
New packages are available:
  Debian 8: expat 2.1.0-6+deb8u2

F5 BIG-IP: fixed versions for Expat.
Fixed versions are indicated in information sources.

Fedora: new expat packages.
New packages are available:
  Fedora 22: expat 2.1.1-2.fc22
  Fedora 23: expat 2.1.1-2.fc23
  Fedora 24: expat 2.1.1-2.fc24

IBM Notes: patch for expat.
A patch is indicated in information sources.

IBM Security Directory Suite: version 8.0.1.1.
The version 8.0.1.1 is fixed:
  https://www.ibm.com/support/fixcentral/swg/selectFixes?product=ibm%2FTivoli%2FIBM+Security+Directory+Suite&fixids=8.0.1.1-ISS-ISDS_20170301-2234.pkg&function=fixId&parent=IBM%20Security

Nessus: version 7.1.1.
The version 7.1.1 is fixed:
  https://www.tenable.com/downloads/nessus

openSUSE: new expat packages.
New packages are available:
  openSUSE 13.2: expat 2.1.0-14.3.1
  openSUSE Leap 42.1: expat 2.1.0-17.1

Oracle Fusion Middleware: CPU of July 2018.
A Critical Patch Update is available:
  https://support.oracle.com/rs?type=doc&id=2394520.1

Python: version 2.7.14.
The version 2.7.14 is fixed:
  https://www.python.org/downloads/release/python-2714/

Python: version 3.6.2.
The version 3.6.2 is fixed:
  https://www.python.org/

RHEL: new expat packages.
New packages are available:
  RHEL 6: expat 2.0.1-13.el6_8
  RHEL 7: expat 2.1.0-10.el7_3

Slackware: new expat packages.
New packages are available:
  Slackware 13.0: expat 2.2.0-*-1_slack13.0
  Slackware 13.1: expat 2.2.0-*-1_slack13.1
  Slackware 13.37: expat 2.2.0-*-1_slack13.37
  Slackware 14.0: expat 2.2.0-*-1_slack14.0
  Slackware 14.1: expat 2.2.0-*-1_slack14.1
  Slackware 14.2: expat 2.2.0-*-1_slack14.2

Slackware: new python packages (07/05/2018).
New packages are available:
  Slackware 14.0: python 2.7.15-*-1_slack14.0
  Slackware 14.1: python 2.7.15-*-1_slack14.1
  Slackware 14.2: python 2.7.15-*-1_slack14.2

Slackware: new python packages (25/09/2017).
New packages are available:
  Slackware 14.0: python 2.7.14-*-1_slack14.0
  Slackware 14.1: python 2.7.14-*-1_slack14.1
  Slackware 14.2: python 2.7.14-*-1_slack14.2

Solaris: patch for third party software of July 2016 v2.
A patch is available:
  https://support.oracle.com/rs?type=doc&id=1448883.1

SUSE LE 12: new python3 packages.
New packages are available:
  SUSE LE 12 SP1: python3 3.4.10-25.39.3
  SUSE LE 12 SP2: python3 3.4.10-25.39.3
  SUSE LE 12 SP3: python3 3.4.10-25.39.3
  SUSE LE 12 SP4: python3 3.4.10-25.39.3
  SUSE LE 12 SP5: python3 3.4.10-25.39.3

SUSE LE: new expat packages.
New packages are available:
  SUSE LE 12 SP1: expat 2.1.0-17.1
  SUSE LE 11 SP4: expat 2.0.1-88.38.1

Tenable Nessus: version 6.8.
The version 6.8 is fixed:
  https://support.tenable.com/support-center/index.php?x=&mod_id=200

Ubuntu: new libexpat1 packages.
New packages are available:
  Ubuntu 16.04 LTS: libexpat1 2.1.0-7ubuntu0.16.04.1
  Ubuntu 15.10: libexpat1 2.1.0-7ubuntu0.15.10.1
  Ubuntu 14.04 LTS: libexpat1 2.1.0-4ubuntu1.2
  Ubuntu 12.04 LTS: libexpat1 2.0.1-7.2ubuntu1.3

Ubuntu: new xmlrpc-c packages.
New packages are available:
  Ubuntu 12.04 LTS: libxmlrpc-c++4 1.16.33-3.1ubuntu5.2, libxmlrpc-core-c3 1.16.33-3.1ubuntu5.2

WebSphere AS: solution for HTTP Server.
The solution is indicated in information sources.
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