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Ubuntu 14.04/12.04 ESM: USN-4088-1 Critical PHP5 Exploitation

ubuntu
Calendar Grey August 7, 2019
Dist Ubuntu Esm H88
The Ubuntu Security Notice USN-4090-1 addresses vulnerabilities in OpenSSL that could lead to data leakage and service disruption.
PHP could be made to denial of service, expose sensitive information or execute arbitrary code if it received a specially crafted regular expression.

Summary

PHP could be made to denial of service, expose sensitive information

or execute arbitrary code if it received a specially crafted regular

expression.

Software Description:

- php5: HTML-embedded scripting language interpreter

Details:

It was discovered that PHP incorrectly handled certain regular expressions.

An attacker could possibly use this issue to expose sensitive information,

cause a denial of service or execute arbitrary code.

Topics%20covered

Topics Covered

security advisory denial of service arbitrary code execution Ubuntu update instructions information exposure php5

Update Instructions

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

Ubuntu 14.04 ESM:
  libapache2-mod-php5             5.5.9+dfsg-1ubuntu4.29+esm4
  php5-cgi                        5.5.9+dfsg-1ubuntu4.29+esm4
  php5-cli                        5.5.9+dfsg-1ubuntu4.29+esm4
  php5-fpm                        5.5.9+dfsg-1ubuntu4.29+esm4
  php5-xmlrpc                     5.5.9+dfsg-1ubuntu4.29+esm4

Ubuntu 12.04 ESM:
  libapache2-mod-php5             5.3.10-1ubuntu3.38
  php5-cgi                        5.3.10-1ubuntu3.38
  php5-cli                        5.3.10-1ubuntu3.38
  php5-fpm                        5.3.10-1ubuntu3.38
  php5-xmlrpc                     5.3.10-1ubuntu3.38

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

References

https://ubuntu.com/security/notices/USN-4088-1

CVE-2019-13224

Severity
critical
Lowest
Low
Medium
High
Critical

August 07, 2019

Topics%20covered

Topics Covered

security advisory denial of service arbitrary code execution Ubuntu update instructions information exposure php5

Package Information

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