USN-2572-1: PHP vulnerabilities

Releases

• Ubuntu 14.10
• Ubuntu 14.04 ESM
• Ubuntu 12.04
• Ubuntu 10.04

Packages

• 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

• 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

• 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

• 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

• CVE-2015-2305
• CVE-2015-2348
• CVE-2015-2783
• CVE-2015-2787
• CVE-2015-3330
• CVE-2015-3329

Related notices

• USN-2594-1: clamav-daemon, clamav-testfiles, libclamav6, clamav-base, clamav, libclamav-dev, clamav-freshclam, clamav-milter, clamav-docs