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Ubuntu 14.04 LTS USN-3196-1 Critical: PHP Denial of Service Exploits

Several security issues were fixed in PHP.. =========================================================================Ubuntu Security Notice USN-3196-1 February 14, 2017 php5 vulnerabilities ========================================================================= A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 14.04 LTS - Ubuntu 12.04 LTS Summary: Several security issues were fixed in PHP. Software Description: - php5: HTML-embedded scripting language interpreter Details: It was discovered that PHP incorrectly handled certain arguments to the locale_get_display_name function. A remote attacker could use this issue to cause PHP to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2014-9912) It was discovered that PHP incorrectly handled certain invalid objects when unserializing data. A remote attacker could use this issue to cause PHP to hang, resulting in a denial of service. (CVE-2016-7478) It was discovered that PHP incorrectly handled certain invalid objects when unserializing data. A remote attacker could use this issue to cause PHP to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2016-7479) It was discovered that PHP incorrectly handled certain invalid objects when unserializing data. A remote attacker could use this issue to cause PHP to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only applied to Ubuntu 14.04 LTS. (CVE-2016-9137) It was discovered that PHP incorrectly handled unserializing certain wddxPacket XML documents. A remote attacker could use this issue to cause PHP to crash, resulting in a denial of service. (CVE-2016-9934) It was discovered that PHP incorrectly handled unserializing certain wddxPacket XML documents. A remote attacker could use this issue to cause PHP to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2016-9935) It was discovered that PHPincorrectly handled certain EXIF data. A remote attacker could use this issue to cause PHP to crash, resulting in a denial of service. (CVE-2016-10158) It was discovered that PHP incorrectly handled certain PHAR archives. A remote attacker could use this issue to cause PHP to crash or consume resources, resulting in a denial of service. (CVE-2016-10159) It was discovered that PHP incorrectly handled certain PHAR archives. A remote attacker could use this issue to cause PHP to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2016-10160) It was discovered that PHP incorrectly handled certain invalid objects when unserializing data. A remote attacker could use this issue to cause PHP to crash, resulting in a denial of service. (CVE-2016-10161) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 14.04 LTS: libapache2-mod-php5 5.5.9+dfsg-1ubuntu4.21 php5-cgi 5.5.9+dfsg-1ubuntu4.21 php5-cli 5.5.9+dfsg-1ubuntu4.21 php5-fpm 5.5.9+dfsg-1ubuntu4.21 Ubuntu 12.04 LTS: libapache2-mod-php5 5.3.10-1ubuntu3.26 php5-cgi 5.3.10-1ubuntu3.26 php5-cli 5.3.10-1ubuntu3.26 php5-fpm 5.3.10-1ubuntu3.26 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-3196-1 CVE-2014-9912, CVE-2016-10158, CVE-2016-10159, CVE-2016-10160, CVE-2016-10161, CVE-2016-7478, CVE-2016-7479, CVE-2016-9137, CVE-2016-9934, CVE-2016-9935 Package Information: https://launchpad.net/ubuntu/+source/php5/5.5.9+dfsg-1ubuntu4.21 https://launchpad.net/ubuntu/+source/php5/5.3.10-1ubuntu3.26 . Unveil essential updates with Ubuntu Security Notice USN-3196-1 addressing vulnerabilities in PHP that thwart remote exploitation and denial-of-service attacks.. PHPSecurity Issues, Ubuntu PHP Update, Remote Code Execution, DoS Fixes. . Severity: Critical. LinuxSecurity.com Team

Feb 14, 2017 •Critical Ubuntu