==========================================================================
\nUbuntu Security Notice USN-5288-1
\nFebruary 21, 2022<\/p>\n
expat vulnerabilities
\n==========================================================================<\/p>\n
A security issue affects these releases of Ubuntu and its derivatives:<\/p>\n
– Ubuntu 21.10
\n– Ubuntu 20.04 LTS
\n– Ubuntu 18.04 LTS
\n– Ubuntu 16.04 ESM
\n– Ubuntu 14.04 ESM<\/p>\n
Summary:<\/p>\n
Several security issues were fixed in Expat.<\/p>\n
Software Description:
\n– expat: XML parsing C library<\/p>\n
Details:<\/p>\n
It was discovered that Expat incorrectly handled certain files.
\nAn attacker could possibly use this issue to cause a crash or
\nexecute arbitrary code.<\/p>\n
Update instructions:<\/p>\n
The problem can be corrected by updating your system to the following
\npackage versions:<\/p>\n
Ubuntu 21.10:
\nlibexpat1 2.4.1-2ubuntu0.1<\/p>\n
Ubuntu 20.04 LTS:
\nlibexpat1 2.2.9-1ubuntu0.2<\/p>\n
Ubuntu 18.04 LTS:
\nlibexpat1 2.2.5-3ubuntu0.4<\/p>\n
Ubuntu 16.04 ESM:
\nlib64expat1 2.1.0-7ubuntu0.16.04.5+esm2
\nlibexpat1 2.1.0-7ubuntu0.16.04.5+esm2<\/p>\n
Ubuntu 14.04 ESM:
\nlib64expat1 2.1.0-4ubuntu1.4+esm4
\nlibexpat1 2.1.0-4ubuntu1.4+esm4<\/p>\n
In general, a standard system update will make all the necessary changes.<\/p>\n
References:
\nhttps:\/\/ubuntu.com\/security\/notices\/USN-5288-1
\nCVE-2021-45960, CVE-2021-46143, CVE-2022-22822, CVE-2022-22823,
\nCVE-2022-22824, CVE-2022-22825, CVE-2022-22826, CVE-2022-22827,
\nCVE-2022-23852, CVE-2022-23990, CVE-2022-25235, CVE-2022-25236<\/p>\n
Package Information:
\nhttps:\/\/launchpad.net\/ubuntu\/+source\/expat\/2.4.1-2ubuntu0.1
\nhttps:\/\/launchpad.net\/ubuntu\/+source\/expat\/2.2.9-1ubuntu0.2
\nhttps:\/\/launchpad.net\/ubuntu\/+source\/expat\/2.2.5-3ubuntu0.4<\/p>\n","protected":false},"excerpt":{"rendered":"
========================================================================== Ubuntu Security Notice USN-5288-1 February 21, 2022 expat vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: – Ubuntu 21.10 – Ubuntu 20.04 LTS – Ubuntu 18.04 LTS – Ubuntu 16.04 ESM – Ubuntu 14.04 ESM Summary: Several security issues were fixed in Expat. Software Description: – expat: XML parsing …<\/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-20978","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/20978","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=20978"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/20978\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=20978"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=20978"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=20978"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}