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Ubuntu 20.04 LTS: USN-6305-2 Critical PHP Information Exposure

Several security issues were fixed in PHP.. ========================================================================== Ubuntu Security Notice USN-6305-2 February 27, 2024 php7.0, php7.2, php7.4 vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS (Available with Ubuntu Pro) - Ubuntu 16.04 LTS (Available with Ubuntu Pro) Summary: Several security issues were fixed in PHP. Software Description: - php7.4: HTML-embedded scripting language interpreter - php7.2: HTML-embedded scripting language interpreter - php7.0: HTML-embedded scripting language interpreter Details: USN-6305-1 fixed several vulnerabilities in PHP. This update provides the corresponding update for Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. Original advisory details: It was discovered that PHP incorrectly handled certain XML files. An attacker could possibly use this issue to expose sensitive information. (CVE-2023-3823) It was discovered that PHP incorrectly handled certain PHAR files. An attacker could possibly use this issue to cause a crash, expose sensitive information or execute arbitrary code. (CVE-2023-3824) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 20.04 LTS: libapache2-mod-php7.4 7.4.3-4ubuntu2.20 php7.4 7.4.3-4ubuntu2.20 php7.4-cgi 7.4.3-4ubuntu2.20 php7.4-cli 7.4.3-4ubuntu2.20 php7.4-fpm 7.4.3-4ubuntu2.20 php7.4-xml 7.4.3-4ubuntu2.20 Ubuntu 18.04 LTS (Available with Ubuntu Pro): libapache2-mod-php7.2 7.2.24-0ubuntu0.18.04.17+esm2 php7.2 7.2.24-0ubuntu0.18.04.17+esm2 php7.2-cgi 7.2.24-0ubuntu0.18.04.17+esm2 php7.2-cli 7.2.24-0ubuntu0.18.04.17+esm2 php7.2-fpm 7.2.24-0ubuntu0.18.04.17+esm2 php7.2-xml 7.2.24-0ubuntu0.18.04.17+esm2 Ubuntu 16.04 LTS (Available with Ubuntu Pro): libapache2-mod-php7.0 7.0.33-0ubuntu0.16.04.16+esm8 php7.0 7.0.33-0ubuntu0.16.04.16+esm8 php7.0-cgi 7.0.33-0ubuntu0.16.04.16+esm8 php7.0-cli 7.0.33-0ubuntu0.16.04.16+esm8 php7.0-fpm 7.0.33-0ubuntu0.16.04.16+esm8 php7.0-xml 7.0.33-0ubuntu0.16.04.16+esm8 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-6305-2 https://ubuntu.com/security/notices/USN-6305-1 CVE-2023-3823, CVE-2023-3824 Package Information: . Ubuntu Security Notice USN-6305-2 has outlined critical PHP vulnerabilities impacting various versions; remedial updates now issued.. PHP Updates, Ubuntu Vulnerability Management, PHP Fixes. . Severity: Critical. LinuxSecurity.com Team

Feb 27, 2024 •Critical Ubuntu