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Gentoo Linux Security Advisory                           GLSA 202003-57
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                                           https://security.gentoo.org/
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 Severity: High
    Title: PHP: Multiple vulnerabilities
     Date: March 26, 2020
     Bugs: #671872, #706168, #710304, #713484
       ID: 202003-57

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Synopsis
=======
Multiple vulnerabilities have been found in PHP, the worst of which
could result in the execution of arbitrary shell commands.

Background
=========
PHP is an open source general-purpose scripting language that is
especially suited for web development.

Affected packages
================
    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  dev-lang/php                 < 7.4.4                  *>= 7.2.29
                                                           *>= 7.3.16
                                                            *>= 7.4.4

Description
==========
Multiple vulnerabilities have been discovered in PHP. Please review the
CVE identifiers referenced below for details.

Impact
=====
An attacker could possibly execute arbitrary shell commands, cause a
Denial of Service condition or obtain sensitive information.

Workaround
=========
There is no known workaround at this time.

Resolution
=========
All PHP 7.2.x users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=dev-lang/php-7.2.29"

All PHP 7.3.x users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=dev-lang/php-7.3.16"

All PHP 7.4.x users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=dev-lang/php-7.4.4"

References
=========
[ 1 ] CVE-2018-19518
      https://nvd.nist.gov/vuln/detail/CVE-2018-19518
[ 2 ] CVE-2020-7059
      https://nvd.nist.gov/vuln/detail/CVE-2020-7059
[ 3 ] CVE-2020-7060
      https://nvd.nist.gov/vuln/detail/CVE-2020-7060
[ 4 ] CVE-2020-7061
      https://nvd.nist.gov/vuln/detail/CVE-2020-7061
[ 5 ] CVE-2020-7062
      https://nvd.nist.gov/vuln/detail/CVE-2020-7062
[ 6 ] CVE-2020-7063
      https://nvd.nist.gov/vuln/detail/CVE-2020-7063
[ 7 ] CVE-2020-7064
      https://nvd.nist.gov/vuln/detail/CVE-2020-7064
[ 8 ] CVE-2020-7065
      https://nvd.nist.gov/vuln/detail/CVE-2020-7065
[ 9 ] CVE-2020-7066
      https://nvd.nist.gov/vuln/detail/CVE-2020-7066

Availability
===========
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

 https://security.gentoo.org/glsa/202003-57

Concerns?
========
Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.

License
======
Copyright 2020 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

https://creativecommons.org/licenses/by-sa/2.5/