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Ubuntu Security Notice USN-4166-2
October 29, 2019
php5 vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 14.04 ESM
– Ubuntu 12.04 ESM
Summary:
PHP could be made to run programs if it received specially crafted network
traffic.
Software Description:
– php5: HTML-embedded scripting language interpreter
Details:
USN-4166-1 fixed a vulnerability in PHP. This update provides
the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.
Original advisory details:
It was discovered that PHP incorrectly handled certain paths when being
used in FastCGI configurations. A remote attacker could possibly use this
issue to execute arbitrary code.
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+esm6
php5-cgi 5.5.9+dfsg-1ubuntu4.29+esm6
php5-cli 5.5.9+dfsg-1ubuntu4.29+esm6
php5-fpm 5.5.9+dfsg-1ubuntu4.29+esm6
Ubuntu 12.04 ESM:
libapache2-mod-php5 5.3.10-1ubuntu3.40
php5-cgi 5.3.10-1ubuntu3.40
php5-cli 5.3.10-1ubuntu3.40
php5-fpm 5.3.10-1ubuntu3.40
In general, a standard system update will make all the necessary changes.
References:
https://usn.ubuntu.com/4166-2
https://usn.ubuntu.com/4166-1
CVE-2019-11043
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