php5 vulnerabilities

28 October 2015

php5 vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

• Ubuntu 15.10
• Ubuntu 15.04
• Ubuntu 14.04 LTS
• Ubuntu 12.04 LTS

Summary

PHP could be made to crash if it processed a specially crafted file.

Software Description

• 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-2015-7803, CVE-2015-7804)

Update instructions

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

Ubuntu 15.10

libapache2-mod-php5 - 5.6.11+dfsg-1ubuntu3.1

php5-cgi - 5.6.11+dfsg-1ubuntu3.1

php5-cli - 5.6.11+dfsg-1ubuntu3.1

php5-fpm - 5.6.11+dfsg-1ubuntu3.1

Ubuntu 15.04

libapache2-mod-php5 - 5.6.4+dfsg-4ubuntu6.4

php5-cgi - 5.6.4+dfsg-4ubuntu6.4

php5-cli - 5.6.4+dfsg-4ubuntu6.4

php5-fpm - 5.6.4+dfsg-4ubuntu6.4

Ubuntu 14.04 LTS

libapache2-mod-php5 - 5.5.9+dfsg-1ubuntu4.14

php5-cgi - 5.5.9+dfsg-1ubuntu4.14

php5-cli - 5.5.9+dfsg-1ubuntu4.14

php5-fpm - 5.5.9+dfsg-1ubuntu4.14

Ubuntu 12.04 LTS

libapache2-mod-php5 - 5.3.10-1ubuntu3.21

php5-cgi - 5.3.10-1ubuntu3.21

php5-cli - 5.3.10-1ubuntu3.21

php5-fpm - 5.3.10-1ubuntu3.21

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References

• CVE-2015-7803
• CVE-2015-7804