{"id":"AZL-111506","summary":"CVE-2026-19630 affecting package bind 9.20.26-1","details":"In a BIND resolver, inbound DNS protocol messages with a particular structure will result in additional processing, with no limit imposed by BIND.  A DNS message with a maliciously large number of such structures will cause BIND to consume disproportionate amounts of CPU time and memory during processing.\nThis issue affects BIND 9 versions 9.11.0 through 9.18.50, 9.20.0 through 9.20.29, 9.21.0 through 9.21.26, 9.11.3-S1 through 9.18.50-S1, and 9.20.9-S1 through 9.20.29-S1.","modified":"2026-10-30T05:35:37Z","published":"2026-10-21T13:18:32Z","upstream":["CVE-2026-19630"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-19630"}],"affected":[{"package":{"name":"bind","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/bind"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"9.20.26-1"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-111506.json"}}],"schema_version":"1.9.2"}