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Ubuntu Security Notice USN-2572-1
April 20, 2015
php5 vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 14.10
– Ubuntu 14.04 LTS
– Ubuntu 12.04 LTS
– Ubuntu 10.04 LTS
Summary:
Several security issues were fixed in PHP.
Software Description:
– php5: HTML-embedded scripting language interpreter
Details:
It was discovered that PHP incorrectly handled cleanup when used with
Apache 2.4. A remote attacker could use this issue to cause PHP to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2015-3330)
It was discovered that PHP incorrectly handled opening tar, zip or phar
archives through the PHAR extension. A remote attacker could use this issue
to cause PHP to crash, resulting in a denial of service, or possibly
execute arbitrary code. (CVE-2015-3329)
It was discovered that PHP incorrectly handled regular expressions. A
remote attacker could use this issue to cause PHP to crash, resulting in a
denial of service, or possibly execute arbitrary code. (CVE-2015-2305)
Paulos Yibelo discovered that PHP incorrectly handled moving files when a
pathname contained a null character. A remote attacker could use this issue
to possibly bypass filename restrictions. This issue only applied to
Ubuntu 14.04 LTS and Ubuntu 14.10. (CVE-2015-2348)
It was discovered that PHP incorrectly handled unserializing PHAR files. A
remote attacker could use this issue to cause PHP to possibly expose
sensitive information. (CVE-2015-2783)
Taoguang Chen discovered that PHP incorrectly handled unserializing certain
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-2015-2787)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 14.10:
libapache2-mod-php5 5.5.12+dfsg-2ubuntu4.4
php5-cgi 5.5.12+dfsg-2ubuntu4.4
php5-cli 5.5.12+dfsg-2ubuntu4.4
php5-fpm 5.5.12+dfsg-2ubuntu4.4
Ubuntu 14.04 LTS:
libapache2-mod-php5 5.5.9+dfsg-1ubuntu4.9
php5-cgi 5.5.9+dfsg-1ubuntu4.9
php5-cli 5.5.9+dfsg-1ubuntu4.9
php5-fpm 5.5.9+dfsg-1ubuntu4.9
Ubuntu 12.04 LTS:
libapache2-mod-php5 5.3.10-1ubuntu3.18
php5-cgi 5.3.10-1ubuntu3.18
php5-cli 5.3.10-1ubuntu3.18
php5-fpm 5.3.10-1ubuntu3.18
Ubuntu 10.04 LTS:
libapache2-mod-php5 5.3.2-1ubuntu4.30
php5-cgi 5.3.2-1ubuntu4.30
php5-cli 5.3.2-1ubuntu4.30
In general, a standard system update will make all the necessary changes.
References:
http://www.ubuntu.com/usn/usn-2572-1
CVE-2015-2305, CVE-2015-2348, CVE-2015-2783, CVE-2015-2787,
CVE-2015-3329, CVE-2015-3330
Package Information:
https://launchpad.net/ubuntu/+source/php5/5.5.12+dfsg-2ubuntu4.4
https://launchpad.net/ubuntu/+source/php5/5.5.9+dfsg-1ubuntu4.9
https://launchpad.net/ubuntu/+source/php5/5.3.10-1ubuntu3.18
https://launchpad.net/ubuntu/+source/php5/5.3.2-1ubuntu4.30
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