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Ubuntu 14.04 LTS USN-3196-1 Critical: PHP Denial of Service Exploits

ubuntu
Calendar Grey February 14, 2017
Dist Ubuntu Esm H88
Unveil essential updates with Ubuntu Security Notice USN-3196-1 addressing vulnerabilities in PHP that thwart remote exploitation and denial-of-service attacks.
Several security issues were fixed in PHP.

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 ...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory denial of service software update php remote attack ubuntu usn advisory

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

https://ubuntu.com/security/notices/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

Severity
critical
Lowest
Low
Medium
High
Critical

February 14, 2017

Topics%20covered

Topics Covered

security advisory denial of service software update php remote attack ubuntu usn advisory

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

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