{"id":"UBUNTU-CVE-2022-32166","details":"In ovs versions v0.90.0 through v2.5.0 are vulnerable to heap buffer over-read in flow.c. An unsafe comparison of “minimasks” function could lead access to an unmapped region of memory. This vulnerability is capable of crashing the software, memory modification, and possible remote execution.","modified":"2026-02-04T02:44:40.858365Z","published":"2022-09-28T10:15:00Z","related":["USN-5698-1","USN-5698-2"],"upstream":["CVE-2022-32166"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-32166"},{"type":"REPORT","url":"https://www.mend.io/vulnerability-database/CVE-2022-32166"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5698-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5698-2"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2022-32166"}],"affected":[{"package":{"name":"openvswitch","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/openvswitch@2.5.9-0ubuntu0.16.04.3+esm1?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.5.9-0ubuntu0.16.04.3+esm1"}]}],"versions":["2.4.0-0ubuntu4","2.4.0-0ubuntu5","2.5.0~git20160129.46a88d9-0ubuntu1","2.5.0~git20160219.522aca6-0ubuntu1","2.5.0~git20160219.522aca6-0ubuntu2","2.5.0~git20160219.522aca6-0ubuntu3","2.5.0-0ubuntu1","2.5.2-0ubuntu0.16.04.1","2.5.2-0ubuntu0.16.04.2","2.5.2-0ubuntu0.16.04.3","2.5.4-0ubuntu0.16.04.1","2.5.5-0ubuntu0.16.04.1","2.5.5-0ubuntu0.16.04.2","2.5.9-0ubuntu0.16.04.2","2.5.9-0ubuntu0.16.04.3"],"ecosystem_specific":{"binaries":[{"binary_version":"2.5.9-0ubuntu0.16.04.3+esm1","binary_name":"openvswitch-common"},{"binary_version":"2.5.9-0ubuntu0.16.04.3+esm1","binary_name":"openvswitch-ipsec"},{"binary_version":"2.5.9-0ubuntu0.16.04.3+esm1","binary_name":"openvswitch-pki"},{"binary_version":"2.5.9-0ubuntu0.16.04.3+esm1","binary_name":"openvswitch-switch"},{"binary_version":"2.5.9-0ubuntu0.16.04.3+esm1","binary_name":"openvswitch-switch-dpdk"},{"binary_version":"2.5.9-0ubuntu0.16.04.3+esm1","binary_name":"openvswitch-test"},{"binary_version":"2.5.9-0ubuntu0.16.04.3+esm1","binary_name":"openvswitch-testcontroller"},{"binary_version":"2.5.9-0ubuntu0.16.04.3+esm1","binary_name":"openvswitch-vtep"},{"binary_version":"2.5.9-0ubuntu0.16.04.3+esm1","binary_name":"ovn-central"},{"binary_version":"2.5.9-0ubuntu0.16.04.3+esm1","binary_name":"ovn-common"},{"binary_version":"2.5.9-0ubuntu0.16.04.3+esm1","binary_name":"ovn-docker"},{"binary_version":"2.5.9-0ubuntu0.16.04.3+esm1","binary_name":"ovn-host"},{"binary_version":"2.5.9-0ubuntu0.16.04.3+esm1","binary_name":"python-openvswitch"}],"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-2022-32166.json"}},{"package":{"name":"openvswitch","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/openvswitch@2.9.8-0ubuntu0.18.04.3?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.8-0ubuntu0.18.04.3"}]}],"versions":["2.8.0-0ubuntu2","2.8.1-0ubuntu2","2.8.1-0ubuntu3","2.9.0~git20180205.5a39582ca-0ubuntu1","2.9.0-0ubuntu1","2.9.2-0ubuntu0.18.04.2","2.9.2-0ubuntu0.18.04.3","2.9.5-0ubuntu0.18.04.1","2.9.7-0ubuntu0.18.04.2","2.9.8-0ubuntu0.18.04.2"],"ecosystem_specific":{"binaries":[{"binary_version":"2.9.8-0ubuntu0.18.04.3","binary_name":"openvswitch-common"},{"binary_version":"2.9.8-0ubuntu0.18.04.3","binary_name":"openvswitch-pki"},{"binary_version":"2.9.8-0ubuntu0.18.04.3","binary_name":"openvswitch-switch"},{"binary_version":"2.9.8-0ubuntu0.18.04.3","binary_name":"openvswitch-switch-dpdk"},{"binary_version":"2.9.8-0ubuntu0.18.04.3","binary_name":"openvswitch-test"},{"binary_version":"2.9.8-0ubuntu0.18.04.3","binary_name":"openvswitch-testcontroller"},{"binary_version":"2.9.8-0ubuntu0.18.04.3","binary_name":"openvswitch-vtep"},{"binary_version":"2.9.8-0ubuntu0.18.04.3","binary_name":"ovn-central"},{"binary_version":"2.9.8-0ubuntu0.18.04.3","binary_name":"ovn-common"},{"binary_version":"2.9.8-0ubuntu0.18.04.3","binary_name":"ovn-controller-vtep"},{"binary_version":"2.9.8-0ubuntu0.18.04.3","binary_name":"ovn-docker"},{"binary_version":"2.9.8-0ubuntu0.18.04.3","binary_name":"ovn-host"},{"binary_version":"2.9.8-0ubuntu0.18.04.3","binary_name":"python-openvswitch"},{"binary_version":"2.9.8-0ubuntu0.18.04.3","binary_name":"python3-openvswitch"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-32166.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}