A PHP security update has been released for Ubuntu Linux 18.04 LTS, 20.04 LTS, 21.10, and 22.04 LTS.
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Ubuntu Security Notice USN-5479-1
June 15, 2022
php7.2, php7.4, php8.0, php8.1 vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 22.04 LTS
- Ubuntu 21.10
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
Summary:
Several security issues were fixed in PHP.
Software Description:
- php8.1: HTML-embedded scripting language interpreter
- php8.0: HTML-embedded scripting language interpreter
- php7.4: HTML-embedded scripting language interpreter
- php7.2: HTML-embedded scripting language interpreter
Details:
Charles Fol discovered that PHP incorrectly handled initializing certain
arrays when handling the pg_query_params function. A remote attacker could
use this issue to cause PHP to crash, resulting in a denial of service, or
possibly execute arbitrary code. (CVE-2022-31625)
Charles Fol discovered that PHP incorrectly handled passwords in mysqlnd. A
remote attacker could use this issue to cause PHP to crash, resulting in a
denial of service, or possibly execute arbitrary code. (CVE-2022-31626)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 22.04 LTS:
libapache2-mod-php8.1 8.1.2-1ubuntu2.1
php8.1-cgi 8.1.2-1ubuntu2.1
php8.1-cli 8.1.2-1ubuntu2.1
php8.1-fpm 8.1.2-1ubuntu2.1
php8.1-mysql 8.1.2-1ubuntu2.1
php8.1-pgsql 8.1.2-1ubuntu2.1
Ubuntu 21.10:
libapache2-mod-php8.0 8.0.8-1ubuntu0.4
php8.0-cgi 8.0.8-1ubuntu0.4
php8.0-cli 8.0.8-1ubuntu0.4
php8.0-fpm 8.0.8-1ubuntu0.4
php8.0-mysql 8.0.8-1ubuntu0.4
php8.0-pgsql 8.0.8-1ubuntu0.4
Ubuntu 20.04 LTS:
libapache2-mod-php7.4 7.4.3-4ubuntu2.12
php7.4-cgi 7.4.3-4ubuntu2.12
php7.4-cli 7.4.3-4ubuntu2.12
php7.4-fpm 7.4.3-4ubuntu2.12
php7.4-mysql 7.4.3-4ubuntu2.12
php7.4-pgsql 7.4.3-4ubuntu2.12
Ubuntu 18.04 LTS:
libapache2-mod-php7.2 7.2.24-0ubuntu0.18.04.12
php7.2-cgi 7.2.24-0ubuntu0.18.04.12
php7.2-cli 7.2.24-0ubuntu0.18.04.12
php7.2-fpm 7.2.24-0ubuntu0.18.04.12
php7.2-mysql 7.2.24-0ubuntu0.18.04.12
php7.2-pgsql 7.2.24-0ubuntu0.18.04.12
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-5479-1
CVE-2022-31625, CVE-2022-31626
Package Information:
https://launchpad.net/ubuntu/+source/php8.1/8.1.2-1ubuntu2.1
https://launchpad.net/ubuntu/+source/php8.0/8.0.8-1ubuntu0.4
https://launchpad.net/ubuntu/+source/php7.4/7.4.3-4ubuntu2.12
https://launchpad.net/ubuntu/+source/php7.2/7.2.24-0ubuntu0.18.04.12
