{"id":"AZL-103365","summary":"CVE-2026-19666 affecting package bind 9.20.26-1","details":"On a resolver configured to use ``dns64``, if an applicable answer from the authoritative server is malformed in a specific way, the resolver `named` process will exit unexpectedly.\nThis issue affects BIND 9 versions 9.11.0 through 9.18.50, 9.20.0 through 9.20.27, 9.21.0 through 9.21.25, 9.11.3-S1 through 9.18.50-S1, and 9.20.9-S1 through 9.20.27-S1.","modified":"2026-09-24T05:33:01Z","published":"2026-09-16T15:17:33Z","upstream":["CVE-2026-19666"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-19666"}],"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-103365.json"}}],"schema_version":"1.9.0"}