{"id":"CLSA-2026-1777977059","summary":"dovecot: Fix of CVE-2026-27857","details":"- CVE-2026-27857: limit the number of open IMAP parser lists in imap-login\n  to prevent excessive memory usage from deeply nested parentheses (e.g. NOOP\n  (((...))))","modified":"2026-05-27T11:18:18.432299814Z","published":"2026-05-05T10:31:06Z","upstream":["CVE-2026-27857"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/centos-stream8els/CLSA-2026-1777977059.html"}],"affected":[{"package":{"name":"dovecot","ecosystem":"TuxCare:CentOS-Stream:8","purl":"pkg:rpm/tuxcare/dovecot?distro=centos-stream-8"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.3.16-5.el8.tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1777977059.json"}},{"package":{"name":"dovecot-devel","ecosystem":"TuxCare:CentOS-Stream:8","purl":"pkg:rpm/tuxcare/dovecot-devel?distro=centos-stream-8"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.3.16-5.el8.tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1777977059.json"}},{"package":{"name":"dovecot-mysql","ecosystem":"TuxCare:CentOS-Stream:8","purl":"pkg:rpm/tuxcare/dovecot-mysql?distro=centos-stream-8"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.3.16-5.el8.tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1777977059.json"}},{"package":{"name":"dovecot-pgsql","ecosystem":"TuxCare:CentOS-Stream:8","purl":"pkg:rpm/tuxcare/dovecot-pgsql?distro=centos-stream-8"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.3.16-5.el8.tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1777977059.json"}},{"package":{"name":"dovecot-pigeonhole","ecosystem":"TuxCare:CentOS-Stream:8","purl":"pkg:rpm/tuxcare/dovecot-pigeonhole?distro=centos-stream-8"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.3.16-5.el8.tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1777977059.json"}}],"schema_version":"1.7.5"}