{"id":"UBUNTU-CVE-2022-44570","details":"A denial of service vulnerability in the Range header parsing component of Rack \u003e= 1.5.0. A Carefully crafted input can cause the Range header parsing component in Rack to take an unexpected amount of time, possibly resulting in a denial of service attack vector. Any applications that deal with Range requests (such as streaming applications, or applications that serve files) may be impacted.","modified":"2026-01-30T00:37:36.736928Z","published":"2023-02-09T20:15:00Z","related":["USN-5910-1","USN-7036-1"],"upstream":["CVE-2022-44570"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-44570"},{"type":"REPORT","url":"https://github.com/rack/rack/commit/52721ae0b730e3920ad5375dfd5a3ea9b4f9e359"},{"type":"REPORT","url":"https://github.com/rack/rack/commit/f66ef5c8255dcea82c1b2665fc9ab948b76bb437"},{"type":"REPORT","url":"https://github.com/rack/rack/commit/f6d4f528f2df1318a6612845db0b59adc7fe8fc1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5910-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2022-44570"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7036-1"}],"affected":[{"package":{"name":"ruby-rack","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/ruby-rack@1.5.2-3+deb8u3ubuntu1~esm6?arch=source&distro=trusty/esm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.2-3+deb8u3ubuntu1~esm6"}]}],"versions":["1.5.2-1","1.5.2-1ubuntu0.1~esm1","1.5.2-3+deb8u3ubuntu1~esm2","1.5.2-3+deb8u3ubuntu1~esm3","1.5.2-3+deb8u3ubuntu1~esm4"],"ecosystem_specific":{"binaries":[{"binary_version":"1.5.2-3+deb8u3ubuntu1~esm6","binary_name":"librack-ruby"},{"binary_version":"1.5.2-3+deb8u3ubuntu1~esm6","binary_name":"librack-ruby1.8"},{"binary_version":"1.5.2-3+deb8u3ubuntu1~esm6","binary_name":"librack-ruby1.9.1"},{"binary_version":"1.5.2-3+deb8u3ubuntu1~esm6","binary_name":"ruby-rack"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-44570.json"}},{"package":{"name":"ruby-rack","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/ruby-rack@1.6.4-3ubuntu0.2+esm4?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.4-3ubuntu0.2+esm4"}]}],"versions":["1.5.2-4","1.6.4-2","1.6.4-3","1.6.4-3ubuntu0.1","1.6.4-3ubuntu0.2","1.6.4-3ubuntu0.2+esm1","1.6.4-3ubuntu0.2+esm2"],"ecosystem_specific":{"binaries":[{"binary_version":"1.6.4-3ubuntu0.2+esm4","binary_name":"ruby-rack"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-44570.json"}},{"package":{"name":"ruby-rack","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/ruby-rack@1.6.4-4ubuntu0.2+esm4?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.4-4ubuntu0.2+esm4"}]}],"versions":["1.6.4-4","1.6.4-4ubuntu0.1","1.6.4-4ubuntu0.2","1.6.4-4ubuntu0.2+esm1","1.6.4-4ubuntu0.2+esm2"],"ecosystem_specific":{"binaries":[{"binary_version":"1.6.4-4ubuntu0.2+esm4","binary_name":"ruby-rack"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-44570.json"}},{"package":{"name":"ruby-rack","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/ruby-rack@2.0.7-2ubuntu0.1+esm3?arch=source&distro=esm-apps/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.7-2ubuntu0.1+esm3"}]}],"versions":["2.0.6-3","2.0.7-2","2.0.7-2ubuntu0.1","2.0.7-2ubuntu0.1+esm1","2.0.7-2ubuntu0.1+esm2"],"ecosystem_specific":{"binaries":[{"binary_version":"2.0.7-2ubuntu0.1+esm3","binary_name":"ruby-rack"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-44570.json"}},{"package":{"name":"ruby-rack","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/ruby-rack@2.1.4-5ubuntu1.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.4-5ubuntu1.1"}]}],"versions":["2.1.4-3","2.1.4-4","2.1.4-5","2.1.4-5ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_version":"2.1.4-5ubuntu1.1","binary_name":"ruby-rack"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-44570.json"}},{"package":{"name":"ruby-rack","ecosystem":"Ubuntu:Pro:22.04:LTS","purl":"pkg:deb/ubuntu/ruby-rack@2.1.4-5ubuntu1+esm3?arch=source&distro=esm-apps/jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.4-5ubuntu1+esm3"}]}],"versions":["2.1.4-3","2.1.4-4","2.1.4-5","2.1.4-5ubuntu1","2.1.4-5ubuntu1+esm2"],"ecosystem_specific":{"binaries":[{"binary_version":"2.1.4-5ubuntu1+esm3","binary_name":"ruby-rack"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-44570.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":"Ubuntu","score":"medium"}]}