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Ubuntu Security Notice USN-3196-1
February 14, 2017

php5 vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 14.04 LTS
- Ubuntu 12.04 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 certain arguments to the
locale_get_display_name function. A remote attacker could use this issue to
cause PHP to crash, resulting in a denial of service, or possibly execute
arbitrary code. (CVE-2014-9912)

It was discovered that PHP incorrectly handled certain invalid objects when
unserializing data. A remote attacker could use this issue to cause PHP to
hang, resulting in a denial of service. (CVE-2016-7478)

It was discovered that PHP incorrectly handled certain invalid objects when
unserializing data. A remote attacker could use this issue to cause PHP to
crash, resulting in a denial of service, or possibly execute arbitrary
code. (CVE-2016-7479)

It was discovered that PHP incorrectly handled certain invalid objects when
unserializing data. A remote attacker could use this issue to cause PHP to
crash, resulting in a denial of service, or possibly execute arbitrary
code. This issue only applied to Ubuntu 14.04 LTS. (CVE-2016-9137)

It was discovered that PHP incorrectly handled unserializing certain
wddxPacket XML documents. A remote attacker could use this issue to cause
PHP to crash, resulting in a denial of service. (CVE-2016-9934)

It was discovered that PHP incorrectly handled unserializing certain
wddxPacket XML documents. A remote attacker could use this issue to cause
PHP to crash, resulting in a denial of service, or possibly execute
arbitrary code. (CVE-2016-9935)

It was discovered that PHP incorrectly handled certain EXIF data. A remote
attacker could use this issue to cause PHP to crash, resulting in a denial
of service. (CVE-2016-10158)

It was discovered that PHP incorrectly handled certain PHAR archives. A
remote attacker could use this issue to cause PHP to crash or consume
resources, resulting in a denial of service. (CVE-2016-10159)

It was discovered that PHP incorrectly handled certain PHAR archives. A
remote attacker could use this issue to cause PHP to crash, resulting in a
denial of service, or possibly execute arbitrary code. (CVE-2016-10160)

It was discovered that PHP incorrectly handled certain invalid objects when
unserializing data. A remote attacker could use this issue to cause PHP to
crash, resulting in a denial of service. (CVE-2016-10161)

Update instructions:

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

Ubuntu 14.04 LTS:
  libapache2-mod-php5             5.5.9+dfsg-1ubuntu4.21
  php5-cgi                        5.5.9+dfsg-1ubuntu4.21
  php5-cli                        5.5.9+dfsg-1ubuntu4.21
  php5-fpm                        5.5.9+dfsg-1ubuntu4.21

Ubuntu 12.04 LTS:
  libapache2-mod-php5             5.3.10-1ubuntu3.26
  php5-cgi                        5.3.10-1ubuntu3.26
  php5-cli                        5.3.10-1ubuntu3.26
  php5-fpm                        5.3.10-1ubuntu3.26

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

References:
  http://www.ubuntu.com/usn/usn-3196-1
  CVE-2014-9912, CVE-2016-10158, CVE-2016-10159, CVE-2016-10160,
  CVE-2016-10161, CVE-2016-7478, CVE-2016-7479, CVE-2016-9137,
  CVE-2016-9934, CVE-2016-9935

Package Information:
  https://launchpad.net/ubuntu/+source/php5/5.5.9+dfsg-1ubuntu4.21
  https://launchpad.net/ubuntu/+source/php5/5.3.10-1ubuntu3.26