{"id":"UBUNTU-CVE-2021-41973","details":"In Apache MINA, a specifically crafted, malformed HTTP request may cause the HTTP Header decoder to loop indefinitely. The decoder assumed that the HTTP Header begins at the beginning of the buffer and loops if there is more data than expected. Please update MINA to 2.1.5 or greater.","modified":"2026-01-20T18:14:57.334853Z","published":"2021-11-01T09:15:00Z","upstream":["CVE-2021-41973"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-41973"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2021-41973"},{"type":"REPORT","url":"https://lists.apache.org/thread/sq0kkqvxcp7xjt8gxdyb650nj8dv6qv0"}],"affected":[{"package":{"name":"mina","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/mina@1.1.7.dfsg-11?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.7.dfsg-11"],"ecosystem_specific":{"binaries":[{"binary_name":"libmina-java","binary_version":"1.1.7.dfsg-11"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-41973.json"}},{"package":{"name":"mina2","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/mina2@2.0.9-2?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.0.7+dfsg-2","2.0.9-1","2.0.9-2"],"ecosystem_specific":{"binaries":[{"binary_name":"libmina2-java","binary_version":"2.0.9-2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-41973.json"}},{"package":{"name":"mina","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/mina@1.1.7.dfsg-12?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.7.dfsg-11","1.1.7.dfsg-12"],"ecosystem_specific":{"binaries":[{"binary_name":"libmina-java","binary_version":"1.1.7.dfsg-12"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-41973.json"}},{"package":{"name":"mina2","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/mina2@2.0.16-2?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.0.16-2"],"ecosystem_specific":{"binaries":[{"binary_name":"libmina2-java","binary_version":"2.0.16-2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-41973.json"}},{"package":{"name":"mina","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/mina@1.1.7.dfsg-13?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.7.dfsg-13"],"ecosystem_specific":{"binaries":[{"binary_name":"libmina-java","binary_version":"1.1.7.dfsg-13"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-41973.json"}},{"package":{"name":"mina2","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/mina2@2.0.19-2?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.0.19-2"],"ecosystem_specific":{"binaries":[{"binary_name":"libmina2-java","binary_version":"2.0.19-2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-41973.json"}},{"package":{"name":"mina","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/mina@1.1.7.dfsg-13?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.7.dfsg-13"],"ecosystem_specific":{"binaries":[{"binary_name":"libmina-java","binary_version":"1.1.7.dfsg-13"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-41973.json"}},{"package":{"name":"mina","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/mina@1.1.7.dfsg-13ubuntu1?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.7.dfsg-13","1.1.7.dfsg-13ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"libmina-java","binary_version":"1.1.7.dfsg-13ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-41973.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}