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Ubuntu 16.10: 3211-1 Urgent: PHP Exploitation Risks Identified

ubuntu
Calendar Grey February 23, 2017
Dist Ubuntu Esm H88
Critical security issues in PHP affect Ubuntu 16.04 LTS and 16.10. Immediate updates are necessary to ensure safety.
Several security issues were fixed in PHP.

Summary

Several security issues were fixed in PHP.

Software Description:

- php7.0: HTML-embedded scripting language interpreter

Details:

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. (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, or possibly execute

arbitrary code. (CVE-2016-9935)

It was discovered that PHP incorrectly handled certain invalid objects when

unserializing data. A remote a...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory denial of service critical php ubuntu

Update Instructions

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

Ubuntu 16.10:
  libapache2-mod-php7.0           7.0.15-0ubuntu0.16.10.2
  php7.0-cgi                      7.0.15-0ubuntu0.16.10.2
  php7.0-cli                      7.0.15-0ubuntu0.16.10.2
  php7.0-fpm                      7.0.15-0ubuntu0.16.10.2

Ubuntu 16.04 LTS:
  libapache2-mod-php7.0           7.0.15-0ubuntu0.16.04.2
  php7.0-cgi                      7.0.15-0ubuntu0.16.04.2
  php7.0-cli                      7.0.15-0ubuntu0.16.04.2
  php7.0-fpm                      7.0.15-0ubuntu0.16.04.2

This update uses a new upstream release, which includes additional bug
fixes. In general, a standard system update will make all the necessary
changes.

References

https://ubuntu.com/security/notices/USN-3211-1

CVE-2016-10158, CVE-2016-10159, CVE-2016-10160, CVE-2016-10161,

CVE-2016-10162, CVE-2016-7479, CVE-2016-9137, CVE-2016-9935,

CVE-2016-9936, CVE-2017-5340

Severity
important
Lowest
Low
Medium
High
Critical

February 23, 2017

Topics%20covered

Topics Covered

security advisory denial of service critical php ubuntu

Package Information

https://launchpad.net/ubuntu/+source/php7.0/7.0.15-0ubuntu0.16.10.2
https://launchpad.net/ubuntu/+source/php7.0/7.0.15-0ubuntu0.16.04.2

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