USN-3382-1: PHP vulnerabilities

Releases

• Ubuntu 17.04
• Ubuntu 16.04 ESM
• Ubuntu 14.04 ESM

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)

Update instructions

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

Ubuntu 17.04

• libapache2-mod-php7.0 - 7.0.22-0ubuntu0.17.04.1
• php7.0-cgi - 7.0.22-0ubuntu0.17.04.1
• php7.0-cli - 7.0.22-0ubuntu0.17.04.1
• php7.0-fpm - 7.0.22-0ubuntu0.17.04.1

Ubuntu 16.04

• libapache2-mod-php7.0 - 7.0.22-0ubuntu0.16.04.1
• php7.0-cgi - 7.0.22-0ubuntu0.16.04.1
• php7.0-cli - 7.0.22-0ubuntu0.16.04.1
• php7.0-fpm - 7.0.22-0ubuntu0.16.04.1

Ubuntu 14.04

• libapache2-mod-php5 - 5.5.9+dfsg-1ubuntu4.22
• php5-cgi - 5.5.9+dfsg-1ubuntu4.22
• php5-cli - 5.5.9+dfsg-1ubuntu4.22
• php5-fpm - 5.5.9+dfsg-1ubuntu4.22

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.

References

• CVE-2015-8994
• CVE-2016-10397
• CVE-2017-11143
• CVE-2017-11144
• CVE-2017-11145
• CVE-2017-11147
• CVE-2017-11362
• CVE-2017-11628
• CVE-2017-9224
• CVE-2017-9226
• CVE-2017-9227
• CVE-2017-9228
• CVE-2017-9229

Related notices

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