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Ubuntu Security Notice USN-4279-1
February 17, 2020
php5, php7.0, php7.2, php7.3 vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 19.10
– Ubuntu 18.04 LTS
– Ubuntu 16.04 LTS
– Ubuntu 14.04 ESM
– Ubuntu 12.04 ESM
Summary:
Several security issues were fixed in PHP.
Software Description:
– php7.3: server-side, HTML-embedded scripting language (metapackage)
– php7.2: HTML-embedded scripting language interpreter
– php7.0: HTML-embedded scripting language interpreter
– php5: HTML-embedded scripting language interpreter
Details:
It was discovered that PHP incorrectly handled certain scripts.
An attacker could possibly use this issue to cause a denial of service.
This issue only affected Ubuntu 12.04 ESM, Ubuntu 14.04 ESM and Ubuntu 16.04 LTS.
(CVE-2015-9253)
It was discovered that PHP incorrectly handled certain inputs. An attacker
could possibly use this issue to expose sensitive information.
(CVE-2020-7059)
It was discovered that PHP incorrectly handled certain inputs.
An attacker could possibly use this issue to execute arbitrary code.
This issue only affected Ubuntu 14.04 ESM, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS
and Ubuntu 19.10. (CVE-2020-7060)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 19.10:
libapache2-mod-php7.3 7.3.11-0ubuntu0.19.10.3
php7.3-cgi 7.3.11-0ubuntu0.19.10.3
php7.3-cli 7.3.11-0ubuntu0.19.10.3
php7.3-fpm 7.3.11-0ubuntu0.19.10.3
Ubuntu 18.04 LTS:
libapache2-mod-php7.2 7.2.24-0ubuntu0.18.04.3
php7.2-cgi 7.2.24-0ubuntu0.18.04.3
php7.2-cli 7.2.24-0ubuntu0.18.04.3
php7.2-fpm 7.2.24-0ubuntu0.18.04.3
Ubuntu 16.04 LTS:
libapache2-mod-php7.0 7.0.33-0ubuntu0.16.04.11
php7.0-cgi 7.0.33-0ubuntu0.16.04.11
php7.0-cli 7.0.33-0ubuntu0.16.04.11
php7.0-fpm 7.0.33-0ubuntu0.16.04.11
Ubuntu 14.04 ESM:
libapache2-mod-php5 5.5.9+dfsg-1ubuntu4.29+esm10
php5-cgi 5.5.9+dfsg-1ubuntu4.29+esm10
php5-cli 5.5.9+dfsg-1ubuntu4.29+esm10
php5-fpm 5.5.9+dfsg-1ubuntu4.29+esm10
Ubuntu 12.04 ESM:
libapache2-mod-php5 5.3.10-1ubuntu3.44
php5-cgi 5.3.10-1ubuntu3.44
php5-cli 5.3.10-1ubuntu3.44
php5-fpm 5.3.10-1ubuntu3.44
In general, a standard system update will make all the necessary changes.
References:
https://usn.ubuntu.com/4279-1
CVE-2015-9253, CVE-2020-7059, CVE-2020-7060
Package Information:
https://launchpad.net/ubuntu/+source/php7.3/7.3.11-0ubuntu0.19.10.3
https://launchpad.net/ubuntu/+source/php7.2/7.2.24-0ubuntu0.18.04.3
https://launchpad.net/ubuntu/+source/php7.0/7.0.33-0ubuntu0.16.04.11
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