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Gentoo PHP Security Advisory 201503-03: Critical Code Execution Risks

gentoo
Calendar Grey March 8, 2015
Dist Gentoo Esm H88
Alert: Several severe security flaws discovered in PHP could allow for remote code execution. Please upgrade to the newest versions immediately.
Multiple vulnerabilities have been discovered in PHP, the worst of which could lead to remote execution of arbitrary code.

Summary

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

Topics%20covered

Topics Covered

security advisory Gentoo critical remote execution arbitrary code PHP

Resolution

All PHP 5.5 users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=dev-lang/php-5.5.21"
All PHP 5.4 users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=dev-lang/php-5.4.37"
All PHP 5.3 users should upgrade to the latest version. This branch is currently past the end of life and it will no longer receive security fixes. All PHP 5.3 users are strongly recommended to upgrade to the current stable version of PHP 5.5 or previous stable version of PHP 5.4, which are supported till at least 2016 and 2015 respectively.

References

[ 1 ] CVE-2014-3710 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-3710 [ 2 ] CVE-2014-8142 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-8142 [ 3 ] CVE-2014-9425 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9425 [ 4 ] CVE-2014-9427 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9427 [ 5 ] CVE-2015-0231 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-0231 [ 6 ] CVE-2015-0232 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-0232

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201503-03
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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.

Severity
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Severity: Normal
Title: PHP: Multiple vulnerabilities
Date: March 08, 2015
Bugs: #530820, #532914, #533998
ID: 201503-03

Topics%20covered

Topics Covered

security advisory Gentoo critical remote execution arbitrary code PHP

Synopsis

Multiple vulnerabilities have been discovered in PHP, the worst of which could lead to remote execution of arbitrary code.

Background

PHP is a widely-used general-purpose scripting language that is especially suited for Web development and can be embedded into HTML.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-lang/php < 5.5.21 >= 5.5.21 *>= 5.4.37 *>= 5.4.38 *>= 5.4.39

Impact

===== A remote attacker can leverage these vulnerabilities to execute arbitrary code or cause Denial of Service.

Workaround

There is no known workaround at this time.

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