[USN-3566-1] PHP vulnerabilities
marc.deslauriers at canonical.com
Mon Feb 12 16:33:20 UTC 2018
Ubuntu Security Notice USN-3566-1
February 12, 2018
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 14.04 LTS
Several security issues were fixed in PHP.
- php5: HTML-embedded scripting language interpreter
It was discovered that PHP incorrectly handled the PHAR 404 error page. A
remote attacker could possibly use this issue to conduct cross-site
scripting (XSS) attacks. (CVE-2018-5712)
It was discovered that PHP incorrectly handled memory when unserializing
certain data. A remote attacker could use this issue to cause PHP to crash,
resulting in a denial of service, or possibly execute arbitrary code.
It was discovered that PHP incorrectly handled 'front of' and 'back of'
date directives. A remote attacker could possibly use this issue to obtain
sensitive information. (CVE-2017-16642)
The problem can be corrected by updating your system to the following
Ubuntu 14.04 LTS:
In general, a standard system update will make all the necessary changes.
CVE-2017-12933, CVE-2017-16642, CVE-2018-5712
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