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USN-3382-1: PHP vulnerabilities

10 August 2017

Several security issues were fixed in PHP.

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Releases

Packages

  • php5 - HTML-embedded scripting language interpreter
  • php7.0 - HTML-embedded scripting language interpreter

Details

It was discovered that the PHP opcache created keys for files it cached
based on their filepath. A local attacker could possibly use this issue in
a shared hosting environment to obtain sensitive information. This issue
only affected Ubuntu 14.04 LTS. (CVE-2015-8994)

It was discovered that the PHP URL parser incorrectly handled certain URI
components. A remote attacker could possibly use this issue to bypass
hostname-specific URL checks. This issue only affected Ubuntu 14.04 LTS.
(CVE-2016-10397)

It was discovered that PHP incorrectly handled certain boolean parameters
when unserializing data. A remote attacker could possibly use this issue to
cause PHP to crash, resulting in a denial of service. This issue only
affected Ubuntu 14.04 LTS. (CVE-2017-11143)

Sebastian Li, Wei Lei, Xie Xiaofei, and Liu Yang discovered that PHP
incorrectly handled the OpenSSL sealing function. A remote attacker could
possibly use this issue to cause PHP to crash, resulting in a denial of
service. (CVE-2017-11144)

Wei Lei and Liu Yang discovered that the PHP date extension incorrectly
handled memory. A remote attacker could possibly use this issue to disclose
sensitive information from the server. (CVE-2017-11145)

It was discovered that PHP incorrectly handled certain PHAR archives. A
remote attacker could use this issue to cause PHP to crash or disclose
sensitive information. This issue only affected Ubuntu 14.04 LTS.
(CVE-2017-11147)

It was discovered that PHP incorrectly handled locale length. A remote
attacker could possibly use this issue to cause PHP to crash, resulting in
a denial of service. (CVE-2017-11362)

Wei Lei and Liu Yang discovered that PHP incorrectly handled parsing ini
files. An attacker could possibly use this issue to cause PHP to crash,
resulting in a denial of service. (CVE-2017-11628)

It was discovered that PHP mbstring incorrectly handled certain regular
expressions. A remote attacker could use this issue to cause PHP to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2017-9224, CVE-2017-9226, CVE-2017-9227, CVE-2017-9228, CVE-2017-9229)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 17.04
Ubuntu 16.04
Ubuntu 14.04

In Ubuntu 16.04 LTS and Ubuntu 17.04, this update uses a new upstream
release, which includes additional bug fixes.

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

Related notices

  • USN-3382-2: php5-cli, php5-cgi, php5-fpm, php5, libapache2-mod-php5
  • USN-3566-2: php5-gmp, php5-tidy, php5-common, php5-pgsql, libphp5-embed, php-pear, php5-cli, php5-readline, php5-mysqlnd, php5, libapache2-mod-php5, php5-snmp, php5-intl, php5-mysql, php5-enchant, php5-gd, php5-sqlite, php5-pspell, php5-fpm, libapache2-mod-php5filter, php5-ldap, php5-recode, php5-cgi, php5-dev, php5-sybase, php5-curl, php5-xmlrpc, php5-xsl, php5-odbc