{"id":31478,"date":"2019-06-06T22:44:26","date_gmt":"2019-06-06T13:44:26","guid":{"rendered":"https:\/\/jirak.net\/wp\/usn-4011-2-jinja2-vulnerabilities\/"},"modified":"2019-06-06T23:34:16","modified_gmt":"2019-06-06T14:34:16","slug":"usn-4011-2-jinja2-vulnerabilities","status":"publish","type":"post","link":"https:\/\/jirak.net\/wp\/usn-4011-2-jinja2-vulnerabilities\/","title":{"rendered":"USN-4011-2: Jinja2 vulnerabilities"},"content":{"rendered":"<p>USN-4011-2: Jinja2 vulnerabilities<\/p>\n<h2 id=\"jinja2-vulnerabilities\">jinja2 vulnerabilities<\/h2>\n<p>A security issue affects these releases of Ubuntu and its derivatives:<\/p>\n<ul>\n<li>Ubuntu 14.04 ESM<\/li>\n<li>Ubuntu 12.04 ESM<\/li>\n<\/ul>\n<h3 id=\"summary\">Summary<\/h3>\n<p>Several security issues were fixed in Jinja2.<\/p>\n<h3 id=\"software-description\">Software Description<\/h3>\n<ul>\n<li>jinja2 &#8211; small but fast and easy to use stand-alone template engine<\/li>\n<\/ul>\n<h3 id=\"details\">Details<\/h3>\n<p>USN-4011-1 fixed several vulnerabilities in Jinja2. This update provides<br \/>\nthe corresponding update for Ubuntu 12.04 ESM  and Ubuntu 14.04 ESM.<\/p>\n<p>Original advisory details:<\/p>\n<p>Olivier Dony discovered that Jinja incorrectly handled str.format. An<br \/>\n attacker could possibly use this issue to escape the sandbox.<br \/>\n (CVE-2016-10745)<\/p>\n<p>Brian Welch discovered that Jinja incorrectly handled str.format_map. An<br \/>\n attacker could possibly use this issue to escape the sandbox.<br \/>\n (CVE-2019-10906)<\/p>\n<h2 id=\"update-instructions\">Update instructions<\/h2>\n<p>The problem can be corrected by updating your system to the following package versions:<\/p>\n<dl>\n<dt>Ubuntu 14.04 ESM<\/dt>\n<dd>python-jinja2 &#8211; 2.7.2-2ubuntu0.1~esm1<\/dd>\n<dd>python3-jinja2 &#8211; 2.7.2-2ubuntu0.1~esm1<\/dd>\n<dt>Ubuntu 12.04 ESM<\/dt>\n<dd>python-jinja2 &#8211; 2.6-1ubuntu0.2<\/dd>\n<dd>python3-jinja2 &#8211; 2.6-1ubuntu0.2<\/dd>\n<\/dl>\n<p>To update your system, please follow these instructions: <a href=\"https:\/\/wiki.ubuntu.com\/Security\/Upgrades\">https:\/\/wiki.ubuntu.com\/Security\/Upgrades<\/a>.<\/p>\n<p>In general, a standard system update will make all the necessary changes.<\/p>\n<h2 id=\"references\">References<\/h2>\n<ul>\n<li><a href=\"https:\/\/usn.ubuntu.com\/usn\/usn-4011-1\">USN-4011-1<\/a><\/li>\n<li><a href=\"https:\/\/people.canonical.com\/~ubuntu-security\/cve\/CVE-2016-10745\">CVE-2016-10745<\/a><\/li>\n<li><a href=\"https:\/\/people.canonical.com\/~ubuntu-security\/cve\/CVE-2019-10906\">CVE-2019-10906<\/a><\/li>\n<\/ul>\n<p>Source: <a href=\"https:\/\/usn.ubuntu.com\/4011-2\/\" target=\"_blank\" rel=\"noopener noreferrer\">USN-4011-2: Jinja2 vulnerabilities<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<div class=\"mh-excerpt\"><p>USN-4011-2: Jinja2 vulnerabilities jinja2 vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 14.04 ESM Ubuntu 12.04 ESM Summary Several security issues were fixed in Jinja2. Software Description jinja2 &#8211; small but fast and easy to use stand-alone template engine Details USN-4011-1 fixed several vulnerabilities in Jinja2. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: Olivier Dony discovered that Jinja incorrectly handled str.format. An attacker could possibly use this issue to escape the sandbox. (CVE-2016-10745) Brian Welch discovered that Jinja incorrectly handled str.format_map. An attacker could possibly use this issue to escape the sandbox. (CVE-2019-10906) Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 14.04 ESM python-jinja2 &#8211; 2.7.2-2ubuntu0.1~esm1 python3-jinja2 &#8211; 2.7.2-2ubuntu0.1~esm1 Ubuntu 12.04 ESM python-jinja2 &#8211; 2.6-1ubuntu0.2 python3-jinja2 <a class=\"mh-excerpt-more\" href=\"https:\/\/jirak.net\/wp\/usn-4011-2-jinja2-vulnerabilities\/\" title=\"USN-4011-2: Jinja2 vulnerabilities\">[ more&#8230; ]<\/a><\/p>\n<\/div>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[586],"tags":[587],"class_list":["post-31478","post","type-post","status-publish","format-standard","hentry","category-ubuntu-usn","tag-ubuntu-usn"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/jirak.net\/wp\/wp-json\/wp\/v2\/posts\/31478","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jirak.net\/wp\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jirak.net\/wp\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jirak.net\/wp\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jirak.net\/wp\/wp-json\/wp\/v2\/comments?post=31478"}],"version-history":[{"count":1,"href":"https:\/\/jirak.net\/wp\/wp-json\/wp\/v2\/posts\/31478\/revisions"}],"predecessor-version":[{"id":31479,"href":"https:\/\/jirak.net\/wp\/wp-json\/wp\/v2\/posts\/31478\/revisions\/31479"}],"wp:attachment":[{"href":"https:\/\/jirak.net\/wp\/wp-json\/wp\/v2\/media?parent=31478"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jirak.net\/wp\/wp-json\/wp\/v2\/categories?post=31478"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jirak.net\/wp\/wp-json\/wp\/v2\/tags?post=31478"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}