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Vulnerability of PHP: memory corruption via env_path_info

Synthesis of the vulnerability 

An attacker can trigger a memory corruption via env_path_info() of PHP, in order to trigger a denial of service, and possibly to run code.
Impacted systems: Debian, Fedora, IBM API Connect, openSUSE Leap, Solaris, PHP, RHEL, SUSE Linux Enterprise Desktop, SLES, Synology DSM, Ubuntu.
Severity of this alert: 3/4.
Creation date: 24/10/2019.
Revision date: 09/03/2020.
Références of this alert: 1172398, CERTFR-2019-AVI-534, CVE-2019-11043, DLA-1970-1, DSA-4552-1, DSA-4553-1, FEDORA-2019-187ae3128d, FEDORA-2019-4adc49a476, FEDORA-2019-7bb07c3b02, openSUSE-SU-2019:2441-1, openSUSE-SU-2019:2457-1, RHSA-2019:3286-01, RHSA-2019:3287-01, RHSA-2019:3299-01, RHSA-2019:3300-01, RHSA-2019:3724-01, RHSA-2019:3735-01, RHSA-2019:3736-01, RHSA-2020:0322-01, RHSA-2020:2835-01, SUSE-SU-2019:2809-1, SUSE-SU-2019:2819-1, SUSE-SU-2019:2909-1, SUSE-SU-2020:0522-1, Synology-SA-19:36, USN-4166-1, USN-4166-2, VIGILANCE-VUL-30713.

Description of the vulnerability 

An attacker can trigger a memory corruption via env_path_info() of PHP, in order to trigger a denial of service, and possibly to run code.
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This computer vulnerability bulletin impacts software or systems such as Debian, Fedora, IBM API Connect, openSUSE Leap, Solaris, PHP, RHEL, SUSE Linux Enterprise Desktop, SLES, Synology DSM, Ubuntu.

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

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

A proof of concept or an attack tool is available, so your teams have to process this alert. An attacker with a beginner ability can exploit this threat note.

Solutions for this threat 

PHP: version 7.3.11.
The version 7.3.11 is fixed:
  https://www.php.net/downloads

PHP: version 7.2.24.
The version 7.2.24 is fixed:
  https://www.php.net/downloads

PHP: version 7.1.33.
The version 7.1.33 is fixed:
  https://www.php.net/downloads

Debian 10: new php7.3 packages.
New packages are available:
  Debian 10: php7.3 7.3.11-1~deb10u1

Debian 8: new php5 packages.
New packages are available:
  Debian 8: php5 5.6.40+dfsg-0+deb8u7

Debian 9: new php7.0 packages.
New packages are available:
  Debian 9: php7.0 7.0.33-0+deb9u6

Debian: new ruby-loofah packages.
New packages are available:
  Debian 10: php7.3 7.3.11-1~deb10u1

Fedora: new php packages.
New packages are available:
  Fedora 29: php 7.2.24-1.fc29
  Fedora 30: php 7.3.11-1.fc30
  Fedora 31: php 7.3.11-1.fc31

IBM API Connect: patch for PHP.
A patch is indicated in information sources.

openSUSE Leap 15.0: new php7 packages.
New packages are available:
  openSUSE Leap 15.0: apache2-mod_php7 7.2.5-lp150.2.29.2, php7 7.2.5-lp150.2.29.2

openSUSE Leap 15.1: new php7 packages.
New packages are available:
  openSUSE Leap 15.1: apache2-mod_php7 7.2.5-lp151.6.13.1, php7 7.2.5-lp151.6.13.1

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

RHEL 6/7: new rh-php70-php packages.
New packages are available:
  RHEL 6: rh-php70-php 7.0.27-2.el6
  RHEL 7: rh-php70-php 7.0.27-2.el7

RHEL 7.6: new php packages.
New packages are available:
  RHEL 7.6: php 5.4.16-46.1.el7_6

RHEL 7: new rh-php71-php packages.
New packages are available:
  RHEL 7: rh-php71-php 7.1.30-2.el7

RHEL 7: new rh-php72-php packages.
New packages are available:
  RHEL 7: rh-php72-php 7.2.24-1.el7

RHEL 8.0: new php-7.2 module.
The following module is updated:
  RHEL 8.0 Module: php:7.2

RHEL 8: new php-7.2 module.
The following module is updated:
  RHEL 8 Module: php:7.2

RHEL 8: new php-7.3 module.
The following module is updated:
  RHEL 8 Module: php:7.3

RHEL: new php packages.
New packages are available:
  RHEL 6: php 5.3.3-50.el6_10
  RHEL 7: php 5.4.16-46.1.el7_7

SUSE LE 12: new php5 packages.
New packages are available:
  SUSE LE 12 RTM-SP5: apache2-mod_php5 5.5.14-109.68.1, php5 5.5.14-109.68.1

SUSE LE 12: new php72 packages.
New packages are available:
  SUSE LE 12 RTM-SP5: apache2-mod_php72 7.2.5-1.29.1, php72 7.2.5-1.29.1

SUSE LE 12: new php7 packages.
New packages are available:
  SUSE LE 12 RTM-SP5: apache2-mod_php7 7.0.7-50.88.1, php7 7.0.7-50.88.1

SUSE LE 15: new php7 packages.
New packages are available:
  SUSE LE 15 RTM: apache2-mod_php7 7.2.5-4.46.1, php7 7.2.5-4.46.1
  SUSE LE 15 SP1: apache2-mod_php7 7.2.5-4.46.1, php7 7.2.5-4.46.1

Synology DSM: solution for PHP.
The solution is indicated in information sources.

Ubuntu: new php packages.
New packages are available:
  Ubuntu 19.10: libapache2-mod-php7.3 7.3.11-0ubuntu0.19.10.1, php7.3-cgi 7.3.11-0ubuntu0.19.10.1
  Ubuntu 19.04: libapache2-mod-php7.2 7.2.24-0ubuntu0.19.04.1, php7.2-cgi 7.2.24-0ubuntu0.19.04.1
  Ubuntu 18.04 LTS: libapache2-mod-php7.2 7.2.24-0ubuntu0.18.04.1, php7.2-cgi 7.2.24-0ubuntu0.18.04.1
  Ubuntu 16.04 LTS: libapache2-mod-php7.0 7.0.33-0ubuntu0.16.04.7, php7.0-cgi 7.0.33-0ubuntu0.16.04.7
  Ubuntu 14.04 ESM: libapache2-mod-php5 5.5.9+dfsg-1ubuntu4.29+esm6, php5-cgi 5.5.9+dfsg-1ubuntu4.29+esm6
  Ubuntu 12.04 ESM: libapache2-mod-php5 5.3.10-1ubuntu3.40, php5-cgi 5.3.10-1ubuntu3.40

Wind River Linux: version 10.17.41.19.
The version 10.17.41.19 is fixed.

Wind River Linux: version 10.19.45.7.
The version 10.19.45.7 is fixed:
  https://support2.windriver.com/
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