==========================================================================
Ubuntu Security Notice USN-7013-1
September 16, 2024<\/p>\n
dovecot vulnerabilities
==========================================================================<\/p>\n
A security issue affects these releases of Ubuntu and its derivatives:<\/p>\n
– Ubuntu 22.04 LTS
– Ubuntu 20.04 LTS<\/p>\n
Summary:<\/p>\n
Several security issues were fixed in Dovecot.<\/p>\n
Software Description:
– dovecot: IMAP and POP3 email server<\/p>\n
Details:<\/p>\n
It was discovered that Dovecot incorrectly handled a large number of
address headers. A remote attacker could possibly use this issue to cause
Dovecot to consume resources, leading to a denial of service.
(CVE-2024-23184)<\/p>\n
It was discovered that Dovecot incorrectly handled very large headers. A
remote attacker could possibly use this issue to cause Dovecot to consume
resources, leading to a denial of service. (CVE-2024-23185)<\/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
dovecot-core 1:2.3.16+dfsg1-3ubuntu2.4<\/p>\n
Ubuntu 20.04 LTS
dovecot-core 1:2.3.7.2-1ubuntu3.7<\/p>\n
In general, a standard system update will make all the necessary changes.<\/p>\n
References:
https:\/\/ubuntu.com\/security\/notices\/USN-7013-1
CVE-2024-23184, CVE-2024-23185<\/p>\n
Package Information:
https:\/\/launchpad.net\/ubuntu\/+source\/dovecot\/1:2.3.16+dfsg1-3ubuntu2.4
https:\/\/launchpad.net\/ubuntu\/+source\/dovecot\/1:2.3.7.2-1ubuntu3.7<\/p>\n","protected":false},"excerpt":{"rendered":"
==========================================================================Ubuntu Security Notice USN-7013-1September 16, 2024 dovecot vulnerabilities========================================================================== A security issue affects these releases of Ubuntu and its derivatives: – Ubuntu 22.04 LTS– Ubuntu 20.04 LTS Summary: Several security issues were fixed in Dovecot. Software Description:– dovecot: IMAP and POP3 email server Details: It was discovered that Dovecot incorrectly handled a large number ofaddress headers. …<\/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-59774","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/59774","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=59774"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/59774\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=59774"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=59774"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=59774"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}