USN-3902-1: PHP vulnerabilities
6 March 2019
Several security issues were fixed in PHP.
Releases
Packages
- php5 - HTML-embedded scripting language interpreter
- php7.0 - HTML-embedded scripting language interpreter
Details
It was discovered that the PHP XML-RPC module incorrectly handled decoding
XML data. A remote attacker could possibly use this issue to cause PHP to
crash, resulting in a denial of service. (CVE-2019-9020, CVE-2019-9024)
It was discovered that the PHP PHAR module incorrectly handled certain
filenames. A remote attacker could possibly use this issue to cause PHP to
crash, resulting in a denial of service. (CVE-2019-9021)
It was discovered that PHP incorrectly parsed certain DNS responses. A
remote attacker could possibly use this issue to cause PHP to crash,
resulting in a denial of service. This issue only affected Ubuntu 16.04
LTS. (CVE-2019-9022)
It was discovered that PHP incorrectly handled mbstring regular
expressions. A remote attacker could possibly use this issue to cause PHP
to crash, resulting in a denial of service. (CVE-2019-9023)
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 16.04
-
libapache2-mod-php7.0
-
7.0.33-0ubuntu0.16.04.2
-
php7.0-cgi
-
7.0.33-0ubuntu0.16.04.2
-
php7.0-cli
-
7.0.33-0ubuntu0.16.04.2
-
php7.0-fpm
-
7.0.33-0ubuntu0.16.04.2
-
php7.0-mbstring
-
7.0.33-0ubuntu0.16.04.2
-
php7.0-xmlrpc
-
7.0.33-0ubuntu0.16.04.2
Ubuntu 14.04
-
libapache2-mod-php5
-
5.5.9+dfsg-1ubuntu4.27
-
php5-cgi
-
5.5.9+dfsg-1ubuntu4.27
-
php5-cli
-
5.5.9+dfsg-1ubuntu4.27
-
php5-fpm
-
5.5.9+dfsg-1ubuntu4.27
-
php5-xmlrpc
-
5.5.9+dfsg-1ubuntu4.27
In general, a standard system update will make all the necessary changes.
Related notices
- USN-3902-2: php5-cgi, libapache2-mod-php5, php5-xmlrpc, php5-cli, php5, php5-fpm
- USN-3922-2: php5-ldap, libapache2-mod-php5filter, php5-mysqlnd, php5-xmlrpc, php5-xsl, php5-sybase, php5-gmp, php5-gd, php5-cgi, php5-odbc, php5-intl, php5-cli, php5-pgsql, php5, php5-mysql, php5-common, php5-snmp, libapache2-mod-php5, php5-readline, libphp5-embed, php5-enchant, php5-sqlite, php5-recode, php-pear, php5-curl, php5-dev, php5-fpm, php5-pspell, php5-tidy
- USN-3922-3: php5-cgi, libapache2-mod-php5, php5-xmlrpc, php5-cli, php5, php5-fpm