{"id":33247,"date":"2019-10-08T21:09:20","date_gmt":"2019-10-08T12:09:20","guid":{"rendered":"https:\/\/jirak.net\/wp\/usn-4149-1-unbound-vulnerability\/"},"modified":"2019-10-08T22:34:56","modified_gmt":"2019-10-08T13:34:56","slug":"usn-4149-1-unbound-vulnerability","status":"publish","type":"post","link":"https:\/\/jirak.net\/wp\/usn-4149-1-unbound-vulnerability\/","title":{"rendered":"USN-4149-1: Unbound vulnerability"},"content":{"rendered":"<p>USN-4149-1: Unbound vulnerability<\/p>\n<h2 id=\"unbound-vulnerability\">unbound vulnerability<\/h2>\n<p>A security issue affects these releases of Ubuntu and its derivatives:<\/p>\n<ul>\n<li>Ubuntu 19.04<\/li>\n<\/ul>\n<h3 id=\"summary\">Summary<\/h3>\n<p>Unbound could be made to crash if it received a specially crafted<br \/>\nNOTIFY query.<\/p>\n<h3 id=\"software-description\">Software Description<\/h3>\n<ul>\n<li>unbound &#8211; validating, recursive, caching DNS resolver<\/li>\n<\/ul>\n<h3 id=\"details\">Details<\/h3>\n<p>It was discovered that Unbound incorrectly handled certain NOTIFY queries.<br \/>\nAn attacker could possibly use this issue to cause a denial of service.<\/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 19.04<\/dt>\n<dd><a href=\"https:\/\/launchpad.net\/ubuntu\/+source\/unbound\">libunbound8<\/a> &#8211; <a href=\"https:\/\/launchpad.net\/ubuntu\/+source\/unbound\/1.9.0-2ubuntu0.1\">1.9.0-2ubuntu0.1<\/a><\/dd>\n<dd><a href=\"https:\/\/launchpad.net\/ubuntu\/+source\/unbound\">unbound<\/a> &#8211; <a href=\"https:\/\/launchpad.net\/ubuntu\/+source\/unbound\/1.9.0-2ubuntu0.1\">1.9.0-2ubuntu0.1<\/a><\/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:\/\/people.canonical.com\/~ubuntu-security\/cve\/CVE-2019-16866\">CVE-2019-16866<\/a><\/li>\n<\/ul>\n<p>Source: <a href=\"https:\/\/usn.ubuntu.com\/4149-1\/\" target=\"_blank\" rel=\"noopener noreferrer\">USN-4149-1: Unbound vulnerability<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<div class=\"mh-excerpt\"><p>USN-4149-1: Unbound vulnerability unbound vulnerability A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 19.04 Summary Unbound could be made to crash if it received a specially crafted NOTIFY query. Software Description unbound &#8211; validating, recursive, caching DNS resolver Details It was discovered that Unbound incorrectly handled certain NOTIFY queries. An attacker could possibly use this issue to cause a denial of service. Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 19.04 libunbound8 &#8211; 1.9.0-2ubuntu0.1 unbound &#8211; 1.9.0-2ubuntu0.1 To update your system, please follow these instructions: https:\/\/wiki.ubuntu.com\/Security\/Upgrades. In general, a standard system update will make all the necessary changes. References CVE-2019-16866 Source: USN-4149-1: Unbound vulnerability<\/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-33247","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\/33247","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=33247"}],"version-history":[{"count":1,"href":"https:\/\/jirak.net\/wp\/wp-json\/wp\/v2\/posts\/33247\/revisions"}],"predecessor-version":[{"id":33248,"href":"https:\/\/jirak.net\/wp\/wp-json\/wp\/v2\/posts\/33247\/revisions\/33248"}],"wp:attachment":[{"href":"https:\/\/jirak.net\/wp\/wp-json\/wp\/v2\/media?parent=33247"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jirak.net\/wp\/wp-json\/wp\/v2\/categories?post=33247"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jirak.net\/wp\/wp-json\/wp\/v2\/tags?post=33247"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}