1. Ubuntu Security Notices
  2. USN-2758-1

USN-2758-1: PHP vulnerabilities

Publication date

30 September 2015

Overview

Several security issues were fixed in PHP.

Releases

Packages

  • php5 - HTML-embedded scripting language interpreter

Details

It was discovered that the PHP phar extension incorrectly handled certain
files. A remote attacker could use this issue to cause PHP to crash,
resulting in a denial of service. (CVE-2015-5589)

It was discovered that the PHP phar extension incorrectly handled certain
filepaths. A remote attacker could use this issue to cause PHP to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2015-5590)

Taoguang Chen discovered that PHP incorrectly handled unserializing
objects. A remote attacker could use this issue to cause PHP to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2015-6831, CVE-2015-6834, CVE-2015-6835

Sean Heelan discovered that PHP incorrectly handled...

It was discovered that the PHP phar extension incorrectly handled certain
files. A remote attacker could use this issue to cause PHP to crash,
resulting in a denial of service. (CVE-2015-5589)

It was discovered that the PHP phar extension incorrectly handled certain
filepaths. A remote attacker could use this issue to cause PHP to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2015-5590)

Taoguang Chen discovered that PHP incorrectly handled unserializing
objects. A remote attacker could use this issue to cause PHP to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2015-6831, CVE-2015-6834, CVE-2015-6835

Sean Heelan discovered that PHP incorrectly handled unserializing
objects. A remote attacker could use this issue to cause PHP to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2015-6832)

It was discovered that the PHP phar extension incorrectly handled certain
archives. A remote attacker could use this issue to cause files to be
placed outside of the destination directory. (CVE-2015-6833)

Andrea Palazzo discovered that the PHP Soap client incorrectly validated
data types. A remote attacker could use this issue to cause PHP to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2015-6836)

It was discovered that the PHP XSLTProcessor class incorrectly handled
certain data. A remote attacker could use this issue to cause PHP to crash,
resulting in a denial of service. (CVE-2015-6837)

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
15.04 vivid libapache2-mod-php5 –  5.6.4+dfsg-4ubuntu6.3
php5-cgi –  5.6.4+dfsg-4ubuntu6.3
php5-cli –  5.6.4+dfsg-4ubuntu6.3
php5-fpm –  5.6.4+dfsg-4ubuntu6.3
14.04 trusty libapache2-mod-php5 –  5.5.9+dfsg-1ubuntu4.13
php5-cgi –  5.5.9+dfsg-1ubuntu4.13
php5-cli –  5.5.9+dfsg-1ubuntu4.13
php5-fpm –  5.5.9+dfsg-1ubuntu4.13
12.04 precise libapache2-mod-php5 –  5.3.10-1ubuntu3.20
php5-cgi –  5.3.10-1ubuntu3.20
php5-cli –  5.3.10-1ubuntu3.20
php5-fpm –  5.3.10-1ubuntu3.20

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References

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