USN-3902-2: PHP vulnerabilities

php5 vulnerabilities

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

Ubuntu 12.04 ESM

Summary

Several security issues were fixed in PHP.

Software Description

php5 – HTML-embedded scripting language interpreter

Details

USN-3902-1 fixed a vulnerability in PHP. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

It was discovered that the PHP XML-RPC module incorrectly handled decoding
XML data. A remote attacker could possibly use this issue to cause PHP to
crash, resulting in a denial of service. (CVE-2019-9020, CVE-2019-9024)

It was discovered that the PHP PHAR module incorrectly handled certain
filenames. A remote attacker could possibly use this issue to cause PHP to
crash, resulting in a denial of service. (CVE-2019-9021)

It was discovered that PHP incorrectly handled mbstring regular
expressions. A remote attacker could possibly use this issue to cause PHP
to crash, resulting in a denial of service. (CVE-2019-9023)

Update instructions

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

Ubuntu 12.04 ESM: libapache2-mod-php5 – 5.3.10-1ubuntu3.33; php5-cgi – 5.3.10-1ubuntu3.33; php5-cli – 5.3.10-1ubuntu3.33; php5-fpm – 5.3.10-1ubuntu3.33; php5-xmlrpc – 5.3.10-1ubuntu3.33

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References

Source: USN-3902-2: PHP vulnerabilities

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