SECURITY

USN-4099-1: nginx vulnerabilities nginx vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 19.04 Ubuntu 18.04 LTS Ubuntu 16.04 LTS Summary nginx could be made to crash if it received specially crafted network traffic. Software Description nginx – small, powerful, scalable web/proxy server Details Jonathan Looney discovered that nginx incorrectly handled the HTTP/2 implementation. A remote attacker could possibly use this issue to consume resources, leading to a denial of service. Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 19.04 nginx-common – 1.15.9-0ubuntu1.1 nginx-core – 1.15.9-0ubuntu1.1 nginx-extras – 1.15.9-0ubuntu1.1 nginx-full – 1.15.9-0ubuntu1.1 nginx-light – 1.15.9-0ubuntu1.1 Ubuntu 18.04 LTS nginx-common – 1.14.0-0ubuntu1.4 nginx-core – 1.14.0-0ubuntu1.4 nginx-extras – 1.14.0-0ubuntu1.4 nginx-full – 1.14.0-0ubuntu1.4 nginx-light – 1.14.0-0ubuntu1.4 Ubuntu 16.04 LTS nginx-common – 1.10.3-0ubuntu0.16.04.4 nginx-core – 1.10.3-0ubuntu0.16.04.4 nginx-extras – 1.10.3-0ubuntu0.16.04.4 nginx-full – [ more… ]

USN-4098-1: wpa_supplicant and hostapd vulnerability wpa vulnerability A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 19.04 Ubuntu 18.04 LTS Summary wpa_supplicant and hostapd could be made to expose sensitive information over the network. Software Description wpa – client support for WPA and WPA2 Details It was discovered that wpa_supplicant and hostapd were vulnerable to a side channel attack against EAP-pwd. A remote attacker could possibly use this issue to recover certain passwords. Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 19.04 hostapd – 2:2.6-21ubuntu3.2 wpasupplicant – 2:2.6-21ubuntu3.2 Ubuntu 18.04 LTS hostapd – 2:2.6-15ubuntu2.4 wpasupplicant – 2:2.6-15ubuntu2.4 To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades. After a standard system update you need to reboot your computer to make all the necessary changes. References CVE-2019-13377 Source: USN-4098-1: wpa_supplicant [ more… ]

USN-4097-2: PHP vulnerabilities php5 vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 14.04 ESM Ubuntu 12.04 ESM Summary PHP could be made to crash or execute arbitrary code if it received specially crafted image. Software Description php5 – HTML-embedded scripting language interpreter Details USN-4097-1 fixed several vulnerabilities in php5. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: It was discovered that PHP incorrectly handled certain images. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. (CVE-2019-11041, CVE-2019-11042) Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 14.04 ESM libapache2-mod-php5 – 5.5.9+dfsg-1ubuntu4.29+esm5 php5-cgi – 5.5.9+dfsg-1ubuntu4.29+esm5 php5-cli – 5.5.9+dfsg-1ubuntu4.29+esm5 php5-fpm – 5.5.9+dfsg-1ubuntu4.29+esm5 php5-xmlrpc – 5.5.9+dfsg-1ubuntu4.29+esm5 Ubuntu 12.04 ESM libapache2-mod-php5 – 5.3.10-1ubuntu3.39 php5-cgi [ more… ]

USN-4097-1: PHP vulnerabilities php7.0, php7.2 vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 19.04 Ubuntu 18.04 LTS Ubuntu 16.04 LTS Summary PHP could be made to crash or execute arbitrary code if it received specially crafted image. Software Description php7.2 – HTML-embedded scripting language interpreter php7.0 – HTML-embedded scripting language interpreter Details It was discovered that PHP incorrectly handled certain images. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. (CVE-2019-11041, CVE-2019-11042) Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 19.04 libapache2-mod-php7.2 – 7.2.19-0ubuntu0.19.04.2 php7.2-cgi – 7.2.19-0ubuntu0.19.04.2 php7.2-cli – 7.2.19-0ubuntu0.19.04.2 php7.2-fpm – 7.2.19-0ubuntu0.19.04.2 php7.2-xmlrpc – 7.2.19-0ubuntu0.19.04.2 Ubuntu 18.04 LTS libapache2-mod-php7.2 – 7.2.19-0ubuntu0.18.04.2 php7.2-cgi – 7.2.19-0ubuntu0.18.04.2 php7.2-cli – 7.2.19-0ubuntu0.18.04.2 php7.2-fpm – 7.2.19-0ubuntu0.18.04.2 php7.2-xmlrpc – 7.2.19-0ubuntu0.18.04.2 Ubuntu 16.04 LTS libapache2-mod-php7.0 [ more… ]