{"id":"UBUNTU-CVE-2022-0396","details":"BIND 9.16.11 -\u003e 9.16.26, 9.17.0 -\u003e 9.18.0 and versions 9.16.11-S1 -\u003e 9.16.26-S1 of the BIND Supported Preview Edition. Specifically crafted TCP streams can cause connections to BIND to remain in CLOSE_WAIT status for an indefinite period of time, even after the client has terminated the connection.","modified":"2026-04-22T15:15:00.088592Z","published":"2022-03-16T00:00:00Z","related":["USN-5332-1"],"upstream":["CVE-2022-0396"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-0396"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5332-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2022-0396"}],"affected":[{"package":{"name":"bind9","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/bind9@1:9.18.0-2ubuntu3?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:9.18.0-2ubuntu3"}]}],"versions":["1:9.16.15-1ubuntu1","1:9.16.15-1ubuntu2","1:9.16.15-1ubuntu3","1:9.18.0-2ubuntu1","1:9.18.0-2ubuntu2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"1:9.18.0-2ubuntu3","binary_name":"bind9"},{"binary_version":"1:9.18.0-2ubuntu3","binary_name":"bind9-dnsutils"},{"binary_version":"1:9.18.0-2ubuntu3","binary_name":"bind9-host"},{"binary_version":"1:9.18.0-2ubuntu3","binary_name":"bind9-libs"},{"binary_version":"1:9.18.0-2ubuntu3","binary_name":"bind9-utils"},{"binary_version":"1:9.18.0-2ubuntu3","binary_name":"bind9utils"},{"binary_version":"1:9.18.0-2ubuntu3","binary_name":"dnsutils"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-0396.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"type":"Ubuntu","score":"medium"}]}