Ubuntu alert USN-5530-1 (php8.1)

From:
             
 
Marc Deslauriers <marc.deslauriers@canonical.com>
To:
             
 
"ubuntu-security-announce@lists.ubuntu.com" <ubuntu-security-announce@lists.ubuntu.com>
Subject:
             
 
[USN-5530-1] PHP vulnerability
Date:
             
 
Mon, 25 Jul 2022 08:43:17 -0400
Message-ID:
             
 
<8133a662-d004-555f-ecfd-52392df89697@canonical.com>
==========================================================================
Ubuntu Security Notice USN-5530-1
July 25, 2022

php8.1 vulnerability
==========================================================================

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

- Ubuntu 22.04 LTS

Summary:

PHP could be made to crash or run programs if it processed specially
crafted data.

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

Details:

It was discovered that PHP incorrectly handled certain memory operations
when obtaining file information. A remote attacker could use this issue to
cause PHP to crash, resulting in a denial of service, or possibly execute
arbitrary code.

Update instructions:

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

Ubuntu 22.04 LTS:
  libapache2-mod-php8.1           8.1.2-1ubuntu2.2
  php8.1-cgi                      8.1.2-1ubuntu2.2
  php8.1-cli                      8.1.2-1ubuntu2.2
  php8.1-fpm                      8.1.2-1ubuntu2.2
  php8.1-mysql                    8.1.2-1ubuntu2.2
  php8.1-pgsql                    8.1.2-1ubuntu2.2

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

References:
  https://ubuntu.com/security/notices/USN-5530-1
  CVE-2022-31627

Package Information:
  https://launchpad.net/ubuntu/+source/php8.1/8.1.2-1ubuntu2.2