{"id":"ALPINE-CVE-2026-12245","details":"NSD from version 4.13.0 has a heap use-after-free bug in logging errors on TLS connections, causing a crash of the server process, which can be triggered trivially by sending a DNS query over a DoT connection, and closing the connection without reading the response.","modified":"2026-09-14T16:18:08.104933404Z","published":"2026-06-25T07:16:45.080Z","upstream":["CVE-2026-12245"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2026-12245"}],"affected":[{"package":{"name":"nsd","ecosystem":"Alpine:v3.24","purl":"pkg:apk/alpine/nsd?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.13.0"},{"fixed":"4.14.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-12245.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}