A PHP security update has been released for Ubuntu 20.04 LTS, 22.04 LTS, 22.10, and 23.04.

[USN-6199-1] PHP vulnerability

==========================================================================
Ubuntu Security Notice USN-6199-1
July 03, 2023

php7.4, php8.1 vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 23.04
- Ubuntu 22.10
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS

Summary:

PHP could be made to expose sensitive information.

Software Description:
- php8.1: HTML-embedded scripting language interpreter
- php7.4: HTML-embedded scripting language interpreter

Details:

It was discovered that PHP incorrectly handled certain Digest
authentication for SOAP. An attacker could possibly use this issue
to expose sensitive information.

Update instructions:

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

Ubuntu 23.04:
libapache2-mod-php7.4 8.1.12-1ubuntu4.2
libapache2-mod-php8.0 8.1.12-1ubuntu4.2
libapache2-mod-php8.1 8.1.12-1ubuntu4.2
php8.1 8.1.12-1ubuntu4.2
php8.1-cgi 8.1.12-1ubuntu4.2
php8.1-cli 8.1.12-1ubuntu4.2
php8.1-soap 8.1.12-1ubuntu4.2

Ubuntu 22.10:
libapache2-mod-php7.4 8.1.7-1ubuntu3.5
libapache2-mod-php8.0 8.1.7-1ubuntu3.5
libapache2-mod-php8.1 8.1.7-1ubuntu3.5
php8.1 8.1.7-1ubuntu3.5
php8.1-cgi 8.1.7-1ubuntu3.5
php8.1-cli 8.1.7-1ubuntu3.5
php8.1-soap 8.1.7-1ubuntu3.5

Ubuntu 22.04 LTS:
libapache2-mod-php7.4 8.1.2-1ubuntu2.13
libapache2-mod-php8.0 8.1.2-1ubuntu2.13
libapache2-mod-php8.1 8.1.2-1ubuntu2.13
php8.1 8.1.2-1ubuntu2.13
php8.1-cgi 8.1.2-1ubuntu2.13
php8.1-cli 8.1.2-1ubuntu2.13
php8.1-soap 8.1.2-1ubuntu2.13
php8.1-sqlite3 8.1.2-1ubuntu2.13

Ubuntu 20.04 LTS:
libapache2-mod-php7.4 7.4.3-4ubuntu2.19
php7.4 7.4.3-4ubuntu2.19
php7.4-cgi 7.4.3-4ubuntu2.19
php7.4-cli 7.4.3-4ubuntu2.19
php7.4-soap 7.4.3-4ubuntu2.19

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

References:
https://ubuntu.com/security/notices/USN-6199-1
CVE-2023-3247

Package Information:
https://launchpad.net/ubuntu/+source/php8.1/8.1.12-1ubuntu4.2
https://launchpad.net/ubuntu/+source/php8.1/8.1.7-1ubuntu3.5
https://launchpad.net/ubuntu/+source/php8.1/8.1.2-1ubuntu2.13
https://launchpad.net/ubuntu/+source/php7.4/7.4.3-4ubuntu2.19