=========================================================================
\nUbuntu Security Notice USN-5508-1
\nJuly 11, 2022<\/p>\n
python-ldap vulnerability
\n=========================================================================
\nA security issue affects these releases of Ubuntu and its derivatives:<\/p>\n
– Ubuntu 22.04 LTS
\n– Ubuntu 21.10
\n– Ubuntu 20.04 LTS
\n– Ubuntu 18.04 LTS<\/p>\n
Summary:<\/p>\n
Python LDAP could be made to denial of service if it received a specially
\ncrafted regular expression.<\/p>\n
Software Description:
\n– python-ldap: LDAP interface module for Python3<\/p>\n
Details:<\/p>\n
It was discovered that Python LDAP incorrectly handled certain regular expressions.
\nAn remote attacker could possibly use this issue to cause a denial of service.<\/p>\n
Update instructions:<\/p>\n
The problem can be corrected by updating your system to the following
\npackage versions:<\/p>\n
Ubuntu 22.04 LTS:
\npython3-ldap 3.2.0-4ubuntu7.1
\npython3-pyldap 3.2.0-4ubuntu7.1<\/p>\n
Ubuntu 21.10:
\npython3-ldap 3.2.0-4ubuntu5.1
\npython3-pyldap 3.2.0-4ubuntu5.1<\/p>\n
Ubuntu 20.04 LTS:
\npython3-ldap 3.2.0-4ubuntu2.1
\npython3-pyldap 3.2.0-4ubuntu2.1<\/p>\n
Ubuntu 18.04 LTS:
\npython-ldap 3.0.0-1ubuntu0.2
\npython-pyldap 3.0.0-1ubuntu0.2
\npython3-ldap 3.0.0-1ubuntu0.2
\npython3-pyldap 3.0.0-1ubuntu0.2<\/p>\n
In general, a standard system update will make all the necessary changes.<\/p>\n
References:
\nhttps:\/\/ubuntu.com\/security\/notices\/USN-5508-1
\nCVE-2021-46823<\/p>\n
Package Information:
\nhttps:\/\/launchpad.net\/ubuntu\/+source\/python-ldap\/3.2.0-4ubuntu7.1
\nhttps:\/\/launchpad.net\/ubuntu\/+source\/python-ldap\/3.2.0-4ubuntu5.1
\nhttps:\/\/launchpad.net\/ubuntu\/+source\/python-ldap\/3.2.0-4ubuntu2.1
\nhttps:\/\/launchpad.net\/ubuntu\/+source\/python-ldap\/3.0.0-1ubuntu0.2<\/p>\n","protected":false},"excerpt":{"rendered":"
========================================================================= Ubuntu Security Notice USN-5508-1 July 11, 2022 python-ldap vulnerability ========================================================================= A security issue affects these releases of Ubuntu and its derivatives: – Ubuntu 22.04 LTS – Ubuntu 21.10 – Ubuntu 20.04 LTS – Ubuntu 18.04 LTS Summary: Python LDAP could be made to denial of service if it received a specially crafted regular expression. …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-26887","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/26887","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=26887"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/26887\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=26887"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=26887"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=26887"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}