Ubuntu 4239-1: PHP vulnerabilities

    Date15 Jan 2020
    CategoryUbuntu
    73
    Posted ByLinuxSecurity Advisories
    Several security issues were fixed in PHP.
    ==========================================================================
    Ubuntu Security Notice USN-4239-1
    January 15, 2020
    
    php5, php7.0, php7.2, php7.3 vulnerabilities
    ==========================================================================
    
    A security issue affects these releases of Ubuntu and its derivatives:
    
    - Ubuntu 19.10
    - Ubuntu 19.04
    - Ubuntu 18.04 LTS
    - Ubuntu 16.04 LTS
    - Ubuntu 14.04 ESM
    - Ubuntu 12.04 ESM
    
    Summary:
    
    Several security issues were fixed in PHP.
    
    Software Description:
    - php7.3: server-side, HTML-embedded scripting language (metapackage)
    - php7.2: HTML-embedded scripting language interpreter
    - php7.0: HTML-embedded scripting language interpreter
    - php5: HTML-embedded scripting language interpreter
    
    Details:
    
    It was discovered that PHP incorrectly handled certain files. An attacker
    could possibly use this issue to cause a denial of service. This issue only affected
    Ubuntu 14.04 ESM, 16.04 LTS, 18.04 LTS, 19.04 and 19.10. (CVE-2019-11045)
    
    It was discovered that PHP incorrectly handled certain inputs. An attacker
    could possibly use this issue to expose sensitive information.
    (CVE-2019-11046)
    
    It was discovered that PHP incorrectly handled certain images. An attacker
    could possibly use this issue to access sensitive information.
    (CVE-2019-11047, CVE-2019-11050)
    
    Update instructions:
    
    The problem can be corrected by updating your system to the following
    package versions:
    
    Ubuntu 19.10:
      libapache2-mod-php7.3           7.3.11-0ubuntu0.19.10.2
      php7.3-bcmath                   7.3.11-0ubuntu0.19.10.2
      php7.3-cgi                      7.3.11-0ubuntu0.19.10.2
      php7.3-cli                      7.3.11-0ubuntu0.19.10.2
      php7.3-fpm                      7.3.11-0ubuntu0.19.10.2
      php7.3-mbstring                 7.3.11-0ubuntu0.19.10.2
      php7.3-xmlrpc                   7.3.11-0ubuntu0.19.10.2
    
    Ubuntu 19.04:
      libapache2-mod-php7.2           7.2.24-0ubuntu0.19.04.2
      php7.2-bcmath                   7.2.24-0ubuntu0.19.04.2
      php7.2-cgi                      7.2.24-0ubuntu0.19.04.2
      php7.2-cli                      7.2.24-0ubuntu0.19.04.2
      php7.2-fpm                      7.2.24-0ubuntu0.19.04.2
      php7.2-mbstring                 7.2.24-0ubuntu0.19.04.2
      php7.2-xmlrpc                   7.2.24-0ubuntu0.19.04.2
    
    Ubuntu 18.04 LTS:
      libapache2-mod-php7.2           7.2.24-0ubuntu0.18.04.2
      php7.2-bcmath                   7.2.24-0ubuntu0.18.04.2
      php7.2-cgi                      7.2.24-0ubuntu0.18.04.2
      php7.2-cli                      7.2.24-0ubuntu0.18.04.2
      php7.2-fpm                      7.2.24-0ubuntu0.18.04.2
      php7.2-mbstring                 7.2.24-0ubuntu0.18.04.2
      php7.2-xmlrpc                   7.2.24-0ubuntu0.18.04.2
    
    Ubuntu 16.04 LTS:
      libapache2-mod-php7.0           7.0.33-0ubuntu0.16.04.9
      php7.0-bcmath                   7.0.33-0ubuntu0.16.04.9
      php7.0-cgi                      7.0.33-0ubuntu0.16.04.9
      php7.0-cli                      7.0.33-0ubuntu0.16.04.9
      php7.0-fpm                      7.0.33-0ubuntu0.16.04.9
      php7.0-mbstring                 7.0.33-0ubuntu0.16.04.9
      php7.0-xmlrpc                   7.0.33-0ubuntu0.16.04.9
    
    Ubuntu 14.04 ESM:
      libapache2-mod-php5             5.5.9+dfsg-1ubuntu4.29+esm8
      php5-cgi                        5.5.9+dfsg-1ubuntu4.29+esm8
      php5-cli                        5.5.9+dfsg-1ubuntu4.29+esm8
      php5-fpm                        5.5.9+dfsg-1ubuntu4.29+esm8
      php5-xmlrpc                     5.5.9+dfsg-1ubuntu4.29+esm8
    
    Ubuntu 12.04 ESM:
      libapache2-mod-php5             5.3.10-1ubuntu3.42
      php5-cgi                        5.3.10-1ubuntu3.42
      php5-cli                        5.3.10-1ubuntu3.42
      php5-fpm                        5.3.10-1ubuntu3.42
      php5-xmlrpc                     5.3.10-1ubuntu3.42
    
    In general, a standard system update will make all the necessary changes.
    
    References:
      https://usn.ubuntu.com/4239-1
      CVE-2019-11045, CVE-2019-11046, CVE-2019-11047, CVE-2019-11050
    
    Package Information:
      https://launchpad.net/ubuntu/+source/php7.3/7.3.11-0ubuntu0.19.10.2
      https://launchpad.net/ubuntu/+source/php7.2/7.2.24-0ubuntu0.19.04.2
      https://launchpad.net/ubuntu/+source/php7.2/7.2.24-0ubuntu0.18.04.2
      https://launchpad.net/ubuntu/+source/php7.0/7.0.33-0ubuntu0.16.04.9
    
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