GLSA 202009-10: PHP: Denial of service

http://security.gentoo.org/

Severity:	low
Title:	PHP: Denial of service
Date:	09/13/2020
Bugs:	#736158
ID:	202009-10

Synopsis

A vulnerabilities in PHP could lead to a Denial of Service condition.

Background

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

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
dev-lang/php	< 7.2.33	>= 7.2.33	All supported architectures

Description

It was discovered that PHP did not properly handle PHAR files.

Impact

A remote attacker could entice a user to open a specially crafted PHAR file using PHP, possibly allowing attacker to obtain sensitive information or cause a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All PHP 7.2 users should upgrade to the latest version:

      # emerge --sync
      # emerge --ask --oneshot --verbose ">=dev-lang/php-7.2.33"

All PHP 7.3 users should upgrade to the latest version:


      # emerge --sync
      # emerge --ask --oneshot --verbose ">=dev-lang/php-7.3.21"

All PHP 7.4 users should upgrade to the latest version:


      # emerge --sync
      # emerge --ask --oneshot --verbose ">=dev-lang/php-7.4.9"

References

CVE-2020-7068

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-202009-10.xml

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.