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Ubuntu Security Notice USN-7049-2
November 14, 2024

php7.0, php7.2 vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

Several security issues were fixed in PHP.

Software Description:
- php7.2: HTML-embedded scripting language interpreter
- php7.0: HTML-embedded scripting language interpreter

Details:

USN-7049-1 fixed vulnerabilities in PHP. This update provides the
corresponding updates for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS.

Original advisory 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)

Update instructions:

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

Ubuntu 18.04 LTS
   libapache2-mod-php7.2           7.2.24-0ubuntu0.18.04.17+esm6
                                   Available with Ubuntu Pro
   php7.2-cgi                      7.2.24-0ubuntu0.18.04.17+esm6
                                   Available with Ubuntu Pro
   php7.2-cli                      7.2.24-0ubuntu0.18.04.17+esm6
                                   Available with Ubuntu Pro
   php7.2-fpm                      7.2.24-0ubuntu0.18.04.17+esm6
                                   Available with Ubuntu Pro

Ubuntu 16.04 LTS
   libapache2-mod-php7.0           7.0.33-0ubuntu0.16.04.16+esm12
                                   Available with Ubuntu Pro
   php7.0-cgi                      7.0.33-0ubuntu0.16.04.16+esm12
                                   Available with Ubuntu Pro
   php7.0-cli                      7.0.33-0ubuntu0.16.04.16+esm12
                                   Available with Ubuntu Pro
   php7.0-fpm                      7.0.33-0ubuntu0.16.04.16+esm12
                                   Available with Ubuntu Pro

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

References:
   https://ubuntu.com/security/notices/USN-7049-2
   https://ubuntu.com/security/notices/USN-7049-1
   CVE-2024-8925, CVE-2024-8927