{"id":"UBUNTU-CVE-2022-24836","details":"Nokogiri is an open source XML and HTML library for Ruby. Nokogiri `\u003c v1.13.4` contains an inefficient regular expression that is susceptible to excessive backtracking when attempting to detect encoding in HTML documents. Users are advised to upgrade to Nokogiri `\u003e= 1.13.4`. There are no known workarounds for this issue.","modified":"2025-10-24T04:53:30Z","published":"2022-04-11T22:15:00Z","upstream":["CVE-2022-24836"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-24836"},{"type":"REPORT","url":"https://github.com/sparklemotion/nokogiri/security/advisories/GHSA-crjr-9rc5-ghw8"},{"type":"REPORT","url":"https://github.com/sparklemotion/nokogiri/commit/e444525ef1634b675cd1cf52d39f4320ef0aecfd"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2022-24836"}],"affected":[{"package":{"name":"ruby-nokogiri","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/ruby-nokogiri@1.6.1+ds-1ubuntu0.1~esm1?arch=source&distro=esm-infra-legacy/trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.5.9-2","1.5.9-3","1.6.0-1","1.6.1+ds-1","1.6.1+ds-1ubuntu0.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"ruby-nokogiri","binary_version":"1.6.1+ds-1ubuntu0.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-24836.json"}},{"package":{"name":"ruby-nokogiri","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/ruby-nokogiri@1.6.7.2-3ubuntu0.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.6.6.2+ds-2build2","1.6.6.3-1","1.6.7-1","1.6.7.1-1","1.6.7.2-3","1.6.7.2-3build1","1.6.7.2-3ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_name":"ruby-nokogiri","binary_version":"1.6.7.2-3ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-24836.json"}},{"package":{"name":"ruby-nokogiri","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/ruby-nokogiri@1.8.2-1ubuntu0.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.8.0-1","1.8.1-1","1.8.1-1build1","1.8.2-1build1","1.8.2-1ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_name":"ruby-nokogiri","binary_version":"1.8.2-1ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-24836.json"}},{"package":{"name":"ruby-nokogiri","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/ruby-nokogiri@1.10.7+dfsg1-2ubuntu0.1~esm2?arch=source&distro=esm-apps/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.10.3+dfsg1-2","1.10.4+dfsg1-1","1.10.7+dfsg1-1","1.10.7+dfsg1-2","1.10.7+dfsg1-2build1","1.10.7+dfsg1-2ubuntu0.1~esm2"],"ecosystem_specific":{"binaries":[{"binary_version":"1.10.7+dfsg1-2ubuntu0.1~esm2","binary_name":"ruby-nokogiri"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-24836.json"}},{"package":{"name":"ruby-nokogiri","ecosystem":"Ubuntu:Pro:22.04:LTS","purl":"pkg:deb/ubuntu/ruby-nokogiri@1.13.1+dfsg-2ubuntu0.1~esm1?arch=source&distro=esm-apps/jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.11.1+dfsg-2ubuntu1","1.11.7+dfsg-3","1.11.7+dfsg-3build1","1.13.1+dfsg-2","1.13.1+dfsg-2ubuntu0.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"ruby-nokogiri","binary_version":"1.13.1+dfsg-2ubuntu0.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-24836.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}