{"id":"CLSA-2023-1685629665","summary":"dhcp: Fix of 2 CVEs","details":"- CVE-2022-2928: option refcount overflow when leasequery is enabled leading to dhcpd abort\n- CVE-2022-2929: DHCP memory leak\n- Backported tests from upstream, for this and other CVE`s","modified":"2026-05-27T11:18:26.066552650Z","published":"2023-06-01T14:27:50Z","upstream":["CVE-2022-2928","CVE-2022-2929"],"references":[{"type":"ADVISORY","url":"https://errata.cloudlinux.com/centos8.4-els/CLSA-2023-1685629665.html"}],"affected":[{"package":{"name":"dhcp-client","ecosystem":"TuxCare:CentOS:8.4","purl":"pkg:rpm/tuxcare/dhcp-client?distro=centos-8.4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"12:4.3.6-45.el8.tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2023-1685629665.json"}},{"package":{"name":"dhcp-common","ecosystem":"TuxCare:CentOS:8.4","purl":"pkg:rpm/tuxcare/dhcp-common?distro=centos-8.4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"12:4.3.6-45.el8.tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2023-1685629665.json"}},{"package":{"name":"dhcp-devel","ecosystem":"TuxCare:CentOS:8.4","purl":"pkg:rpm/tuxcare/dhcp-devel?distro=centos-8.4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"12:4.3.6-45.el8.tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2023-1685629665.json"}},{"package":{"name":"dhcp-devel-doc","ecosystem":"TuxCare:CentOS:8.4","purl":"pkg:rpm/tuxcare/dhcp-devel-doc?distro=centos-8.4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"12:4.3.6-45.el8.tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2023-1685629665.json"}},{"package":{"name":"dhcp-libs","ecosystem":"TuxCare:CentOS:8.4","purl":"pkg:rpm/tuxcare/dhcp-libs?distro=centos-8.4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"12:4.3.6-45.el8.tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2023-1685629665.json"}},{"package":{"name":"dhcp-relay","ecosystem":"TuxCare:CentOS:8.4","purl":"pkg:rpm/tuxcare/dhcp-relay?distro=centos-8.4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"12:4.3.6-45.el8.tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2023-1685629665.json"}},{"package":{"name":"dhcp-server","ecosystem":"TuxCare:CentOS:8.4","purl":"pkg:rpm/tuxcare/dhcp-server?distro=centos-8.4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"12:4.3.6-45.el8.tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2023-1685629665.json"}}],"schema_version":"1.7.5"}