USN-3646-2: PHP vulnerabilities

Publication date

16 May 2018

Overview

Several security issues were fixed in PHP.

Releases


Packages

  • php5 - HTML-embedded scripting language interpreter

Details

USN-3646-1 fixed a vulnerability in PHP. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

It was discovered that PHP incorrectly handled opcache access controls
when configured to use PHP-FPM. A local user could possibly use this issue
to obtain sensitive information from another user's PHP applications.
(CVE-2018-10545)

It was discovered that the PHP PHAR error pages incorrectly filtered
certain data. A remote attacker could possibly use this issue to perform
a reflected XSS attack. (CVE-2018-10547)

It was discovered that PHP incorrectly handled LDAP. A malicious remote
LDAP server could possibly use this issue to cause PHP to crash, resulting
in a denial of service. (CVE-2018-10548)

USN-3646-1 fixed a vulnerability in PHP. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

It was discovered that PHP incorrectly handled opcache access controls
when configured to use PHP-FPM. A local user could possibly use this issue
to obtain sensitive information from another user's PHP applications.
(CVE-2018-10545)

It was discovered that the PHP PHAR error pages incorrectly filtered
certain data. A remote attacker could possibly use this issue to perform
a reflected XSS attack. (CVE-2018-10547)

It was discovered that PHP incorrectly handled LDAP. A malicious remote
LDAP server could possibly use this issue to cause PHP to crash, resulting
in a denial of service. (CVE-2018-10548)

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
12.04 precise php5-cli –  5.3.10-1ubuntu3.31
php5-cgi –  5.3.10-1ubuntu3.31
libapache2-mod-php5 –  5.3.10-1ubuntu3.31
php5-fpm –  5.3.10-1ubuntu3.31

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