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Vulnerability of bzip2: buffer overflow via BZ2_decompress

Synthesis of the vulnerability 

An attacker can trigger a buffer overflow via BZ2_decompress() of bzip2, in order to trigger a denial of service, and possibly to run code.
Vulnerable systems: SNS, ClamAV, Debian, BIG-IP Hardware, TMOS, FreeBSD, openSUSE Leap, Solaris, pfSense, RSA Authentication Manager, SIMATIC, Slackware, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Severity of this threat: 3/4.
Creation date: 25/06/2019.
Références of this weakness: bulletinjul2019, CVE-2019-12900, DLA-1833-1, DLA-1833-2, DLA-1953-1, DLA-1953-2, DSA-2019-148, DSA-2019-149, DSA-2020-052, DSA-2020-053, FreeBSD-SA-19:18.bzip2, K68713584, openSUSE-SU-2019:1781-1, openSUSE-SU-2019:1918-1, openSUSE-SU-2019:2595-1, openSUSE-SU-2019:2597-1, SSA:2019-195-01, SSB-439005, SUSE-SU-2019:14122-1, SUSE-SU-2019:14139-1, SUSE-SU-2019:14231-1, SUSE-SU-2019:1846-1, SUSE-SU-2019:1955-1, SUSE-SU-2019:2013-1, SUSE-SU-2019:3053-1, SUSE-SU-2019:3066-1, USN-4038-1, USN-4038-2, USN-4038-3, USN-4038-4, USN-4146-1, USN-4146-2, VIGILANCE-VUL-29612.

Description of the vulnerability 

An attacker can trigger a buffer overflow via BZ2_decompress() of bzip2, in order to trigger a denial of service, and possibly to run code.
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This vulnerability alert impacts software or systems such as SNS, ClamAV, Debian, BIG-IP Hardware, TMOS, FreeBSD, openSUSE Leap, Solaris, pfSense, RSA Authentication Manager, SIMATIC, Slackware, SUSE Linux Enterprise Desktop, SLES, Ubuntu.

Our Vigil@nce team determined that the severity of this computer weakness alert is important.

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

An attacker with a expert ability can exploit this computer vulnerability.

Solutions for this threat 

ClamAV: version 0.101.4.
The version 0.101.4 is fixed:
  https://www.clamav.net/downloads

Debian 7: new bzip2 packages.
New packages are available:
  Debian 7: bzip2 1.0.6-4+deb7u2

Debian 8: new bzip2 packages.
New packages are available:
  Debian 8: bzip2 1.0.6-7+deb8u1

Debian 8: new clamav packages.
New packages are available:
  Debian 8: clamav 0.101.4+dfsg-0+deb8u2

F5 BIG-IP: solution for bzip2.
The solution is indicated in information sources.

FreeBSD: patch for bzip2.
A patch is indicated in information sources.

openSUSE Leap 15: new clamav packages.
New packages are available:
  openSUSE Leap 15.0: clamav 0.100.3-lp150.2.13.1
  openSUSE Leap 15.1: clamav 0.100.3-lp151.2.3.1

openSUSE Leap: new bzip2 packages (19/08/2019).
New packages are available:
  openSUSE Leap 15.0: bzip2 1.0.6-lp150.4.9.1
  openSUSE Leap 15.1: bzip2 1.0.6-lp151.5.9.1

openSUSE Leap: new bzip2 packages (22/07/2019).
New packages are available:
  openSUSE Leap 15.0: bzip2 1.0.6-lp150.4.6.1
  openSUSE Leap 15.1: bzip2 1.0.6-lp151.5.6.1

Oracle Solaris: patch for third party software of July 2019 v3.
A patch is available:
  https://support.oracle.com/rs?type=doc&id=1448883.1

pfSense: version 2.4.5.
The version 2.4.5 is fixed:
  https://www.netgate.com/solutions/pfsense/

RSA Authentication Manager: version 8.4 P10.
The version 8.4 P10 is fixed:
  https://www.dell.com/support/

RSA Authentication Manager: version 8.4 P7.
The version 8.4 P7 is fixed:
  https://community.rsa.com/community/products/securid

SIMATIC S7-1500 CPU 1518: workaround for GNU/Linux Vulnerabilities.
A workaround is indicated in the information source.

Slackware: new bzip2 packages.
New packages are available:
  Slackware 14.0: bzip2 1.0.8-*-1_slack14.0
  Slackware 14.1: bzip2 1.0.8-*-1_slack14.1
  Slackware 14.2: bzip2 1.0.8-*-1_slack14.2

Stormshield Network Security: versions 3.7.7 and 3.9.1.
Versions 3.7.7 and 3.9.1 are fixed:
  https://www.stormshield.eu/

SUSE LE 11: new bzip2 packages (07/08/2019).
New packages are available:
  SUSE LE 11 SP3: bzip2 1.0.5-34.256.8.1
  SUSE LE 11 SP4: bzip2 1.0.5-34.256.8.1

SUSE LE 11: new bzip2 packages (16/07/2019).
New packages are available:
  SUSE LE 11 SP3: bzip2 1.0.5-34.256.5.1
  SUSE LE 11 SP4: bzip2 1.0.5-34.256.5.1

SUSE LE 11: new clamav packages.
New packages are available:
  SUSE LE 11 SP3: clamav 0.100.3-0.20.26.1
  SUSE LE 11 SP4: clamav 0.100.3-0.20.26.1

SUSE LE 12: new bzip2 packages (23/07/2019).
New packages are available:
  SUSE LE 12 SP1: bzip2 1.0.6-30.5.1
  SUSE LE 12 SP2: bzip2 1.0.6-30.5.1
  SUSE LE 12 SP3: bzip2 1.0.6-30.5.1
  SUSE LE 12 SP4: bzip2 1.0.6-30.5.1
  SUSE LE 12 SP5: bzip2 1.0.6-30.5.1

SUSE LE 12: new bzip2 packages (30/07/2019).
New packages are available:
  SUSE LE 12 SP1: bzip2 1.0.6-30.8.1
  SUSE LE 12 SP2: bzip2 1.0.6-30.8.1
  SUSE LE 12 SP3: bzip2 1.0.6-30.8.1
  SUSE LE 12 SP4: bzip2 1.0.6-30.8.1
  SUSE LE 12 SP5: bzip2 1.0.6-30.8.1

SUSE LE 12: new clamav packages.
New packages are available:
  SUSE LE 12 SP1: clamav 0.100.3-33.26.1
  SUSE LE 12 SP2: clamav 0.100.3-33.26.1
  SUSE LE 12 SP3: clamav 0.100.3-33.26.1
  SUSE LE 12 SP4: clamav 0.100.3-33.26.1

SUSE LE 15: new bzip2 packages.
New packages are available:
  SUSE LE 15 RTM: bzip2 1.0.6-5.6.1
  SUSE LE 15 SP1: bzip2 1.0.6-5.6.1

SUSE LE 15: new clamav packages.
New packages are available:
  SUSE LE 15 RTM: clamav 0.100.3-3.14.1
  SUSE LE 15 SP1: clamav 0.100.3-3.14.1

Ubuntu: new bzip2 packages.
New packages are available:
  Ubuntu 19.04: bzip2 1.0.6-9ubuntu0.19.04.1
  Ubuntu 18.10: bzip2 1.0.6-9ubuntu0.18.10.1
  Ubuntu 18.04 LTS: bzip2 1.0.6-8.1ubuntu0.2
  Ubuntu 16.04 LTS: bzip2 1.0.6-8ubuntu0.2
  Ubuntu 14.04 ESM: bzip2 1.0.6-5ubuntu0.1~esm2
  Ubuntu 12.04 ESM: bzip2 1.0.6-1ubuntu0.2

Ubuntu: new clamav packages.
New packages are available:
  Ubuntu 19.04: clamav 0.101.4+dfsg-0ubuntu0.19.04.1
  Ubuntu 18.04 LTS: clamav 0.101.4+dfsg-0ubuntu0.18.04.1
  Ubuntu 16.04 LTS: clamav 0.101.4+dfsg-0ubuntu0.16.04.1
  Ubuntu 14.04 ESM: clamav 0.101.4+dfsg-0ubuntu0.14.04.1+esm1
  Ubuntu 12.04 ESM: clamav 0.101.4+dfsg-0ubuntu0.12.04.1

Wind River Linux: version 10.18.44.9.
The version 10.18.44.9 is fixed:
  https://support2.windriver.com/
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