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Ubuntu Security Notice USN-7049-1
October 01, 2024
php7.4, php8.1, php8.3 vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
Summary:
Several security issues were fixed in PHP.
Software Description:
- php8.3: HTML-embedded scripting language interpreter
- php8.1: HTML-embedded scripting language interpreter
- php7.4: HTML-embedded scripting language interpreter
Details:
It was discovered that PHP incorrectly handled parsing multipart form data.
A remote attacker could possibly use this issue to inject payloads and
cause PHP to ignore legitimate data. (CVE-2024-8925)
It was discovered that PHP incorrectly handled the cgi.force_redirect
configuration option due to environment variable collisions. In certain
configurations, an attacker could possibly use this issue bypass
force_redirect restrictions. (CVE-2024-8927)
It was discovered that PHP-FPM incorrectly handled logging. A remote
attacker could possibly use this issue to alter and inject arbitrary
contents into log files. This issue only affected Ubuntu 22.04 LTS, and
Ubuntu 24.04 LTS. (CVE-2024-9026)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 24.04 LTS
  libapache2-mod-php8.3           8.3.6-0ubuntu0.24.04.2
  php8.3-cgi                      8.3.6-0ubuntu0.24.04.2
  php8.3-cli                      8.3.6-0ubuntu0.24.04.2
  php8.3-fpm                      8.3.6-0ubuntu0.24.04.2
Ubuntu 22.04 LTS
  libapache2-mod-php8.1           8.1.2-1ubuntu2.19
  php8.1-cgi                      8.1.2-1ubuntu2.19
  php8.1-cli                      8.1.2-1ubuntu2.19
  php8.1-fpm                      8.1.2-1ubuntu2.19
Ubuntu 20.04 LTS
  libapache2-mod-php7.4           7.4.3-4ubuntu2.24
  php7.4-cgi                      7.4.3-4ubuntu2.24
  php7.4-cli                      7.4.3-4ubuntu2.24
  php7.4-fpm                      7.4.3-4ubuntu2.24
In general, a standard system update will make all the necessary changes.
References:
  https://ubuntu.com/security/notices/USN-7049-1
  CVE-2024-8925, CVE-2024-8927, CVE-2024-9026
Package Information:
  https://launchpad.net/ubuntu/+source/php8.3/8.3.6-0ubuntu0.24.04.2
  https://launchpad.net/ubuntu/+source/php8.1/8.1.2-1ubuntu2.19
  https://launchpad.net/ubuntu/+source/php7.4/7.4.3-4ubuntu2.24