==========================================================================
Ubuntu Security Notice USN-6905-1
July 23, 2024<\/p>\n
ruby-rack vulnerabilities
==========================================================================<\/p>\n
A security issue affects these releases of Ubuntu and its derivatives:<\/p>\n
– Ubuntu 22.04 LTS
– Ubuntu 20.04 LTS
– Ubuntu 18.04 LTS
– Ubuntu 16.04 LTS
– Ubuntu 14.04 LTS<\/p>\n
Summary:<\/p>\n
Rack could be made to consume resources and cause long delays if it
processed certain input.<\/p>\n
Software Description:
– ruby-rack: modular Ruby webserver interface<\/p>\n
Details:<\/p>\n
It was discovered that Rack incorrectly handled certain regular
expressions. A remote attacker could possibly use this issue to cause
Rack to consume resources, leading to a denial of service.
(CVE-2023-27539)<\/p>\n
It was discovered that Rack incorrectly handled Multipart MIME parsing.
A remote attacker could possibly use this issue to cause Rack to consume
resources, leading to a denial of service. This issue only affected
Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2023-27530)<\/p>\n
Update instructions:<\/p>\n
The problem can be corrected by updating your system to the following
package versions:<\/p>\n
Ubuntu 22.04 LTS
ruby-rack 2.1.4-5ubuntu1+esm4
Available with Ubuntu Pro<\/p>\n
Ubuntu 20.04 LTS
ruby-rack 2.0.7-2ubuntu0.1+esm4
Available with Ubuntu Pro<\/p>\n
Ubuntu 18.04 LTS
ruby-rack 1.6.4-4ubuntu0.2+esm5
Available with Ubuntu Pro<\/p>\n
Ubuntu 16.04 LTS
ruby-rack 1.6.4-3ubuntu0.2+esm5
Available with Ubuntu Pro<\/p>\n
Ubuntu 14.04 LTS
ruby-rack 1.5.2-3+deb8u3ubuntu1~esm7
Available with Ubuntu Pro<\/p>\n
After a standard system update you need to restart any applications using
Rack to make all the necessary changes.<\/p>\n
References:
https:\/\/ubuntu.com\/security\/notices\/USN-6905-1
CVE-2023-27530, CVE-2023-27539<\/p>\n","protected":false},"excerpt":{"rendered":"
==========================================================================Ubuntu Security Notice USN-6905-1July 23, 2024 ruby-rack vulnerabilities========================================================================== A security issue affects these releases of Ubuntu and its derivatives: – Ubuntu 22.04 LTS– Ubuntu 20.04 LTS– Ubuntu 18.04 LTS– Ubuntu 16.04 LTS– Ubuntu 14.04 LTS Summary: Rack could be made to consume resources and cause long delays if itprocessed certain input. Software Description:– ruby-rack: modular …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-58394","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/58394","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/comments?post=58394"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/58394\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=58394"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=58394"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=58394"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}