{"id":"AZL-47039","summary":"CVE-2024-1975 affecting package dhcp for versions less than 4.4.3.P1-2","details":"If a server hosts a zone containing a \"KEY\" Resource Record, or a resolver DNSSEC-validates a \"KEY\" Resource Record from a DNSSEC-signed domain in cache, a client can exhaust resolver CPU resources by sending a stream of SIG(0) signed requests.\nThis issue affects BIND 9 versions 9.0.0 through 9.11.37, 9.16.0 through 9.16.50, 9.18.0 through 9.18.27, 9.19.0 through 9.19.24, 9.9.3-S1 through 9.11.37-S1, 9.16.8-S1 through 9.16.49-S1, and 9.18.11-S1 through 9.18.27-S1.","modified":"2026-04-01T05:16:57.353036Z","published":"2024-07-23T15:15:03Z","upstream":["CVE-2024-1975"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-1975"}],"affected":[{"package":{"name":"dhcp","ecosystem":"Azure Linux:2","purl":"pkg:rpm/azure-linux/dhcp"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.3.P1-2"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-47039.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:H"}]}