========================================================================== Ubuntu Security Notice USN-4274-1 February 10, 2020
libxml2 vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 19.10 - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS - Ubuntu 14.04 ESM - Ubuntu 12.04 ESM Summary: Several security issues were fixed in libxml2. Software Description: - libxml2: GNOME XML library Details: It was discovered that libxml2 incorrectly handled certain XML files. An attacker could possibly use this issue to cause a denial of service. (CVE-2019-19956, CVE-2020-7595) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 19.10: libxml2 2.9.4+dfsg1-7ubuntu3.1 libxml2-utils 2.9.4+dfsg1-7ubuntu3.1 Ubuntu 18.04 LTS: libxml2 2.9.4+dfsg1-6.1ubuntu1.3 libxml2-utils 2.9.4+dfsg1-6.1ubuntu1.3 Ubuntu 16.04 LTS: libxml2 2.9.3+dfsg1-1ubuntu0.7 libxml2-utils 2.9.3+dfsg1-1ubuntu0.7 Ubuntu 14.04 ESM: libxml2 2.9.1+dfsg1-3ubuntu4.13+esm1 libxml2-utils 2.9.1+dfsg1-3ubuntu4.13+esm1 Ubuntu 12.04 ESM: libxml2 2.7.8.dfsg-5.1ubuntu4.22 libxml2-utils 2.7.8.dfsg-5.1ubuntu4.22 In general, a standard system update will make all the necessary changes. References: https://usn.ubuntu.com/4274-1 CVE-2019-19956, CVE-2020-7595 Package Information: https://launchpad.net/ubuntu/+source/libxml2/2.9.4+dfsg1-7ubuntu3.1 https://launchpad.net/ubuntu/+source/libxml2/2.9.4+dfsg1-6.1ubuntu1.3 https://launchpad.net/ubuntu/+source/libxml2/2.9.3+dfsg1-1ubuntu0.7
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