[USN-5479-1] PHP vulnerabilities

[Marc Deslauriers]

==========================================================================
Ubuntu Security Notice USN-5479-1
June 15, 2022

php7.2, php7.4, php8.0, php8.1 vulnerabilities
==========================================================================

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
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