{"id":"CLSA-2026-1778255734","summary":"dovecot: Fix of 2 CVEs","details":"- CVE-2026-27858: bound managesieve-login AUTHENTICATE initial response size\n  to prevent memory exhaustion DoS before authentication\n- CVE-2025-59032: fix managesieve-login crash when AUTHENTICATE command\n  did not finish on the first call due to literal SASL initial response","modified":"2026-05-27T11:32:53.700683671Z","published":"2026-05-08T21:08:31Z","upstream":["CVE-2025-59032","CVE-2026-27858"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/almalinux9.2esu/CLSA-2026-1778255734.html"}],"affected":[{"package":{"name":"dovecot","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/dovecot?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.3.16-8.el9.tuxcare.els4"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1778255734.json"}},{"package":{"name":"dovecot-devel","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/dovecot-devel?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.3.16-8.el9.tuxcare.els4"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1778255734.json"}},{"package":{"name":"dovecot-mysql","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/dovecot-mysql?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.3.16-8.el9.tuxcare.els4"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1778255734.json"}},{"package":{"name":"dovecot-pgsql","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/dovecot-pgsql?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.3.16-8.el9.tuxcare.els4"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1778255734.json"}},{"package":{"name":"dovecot-pigeonhole","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/dovecot-pigeonhole?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.3.16-8.el9.tuxcare.els4"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1778255734.json"}}],"schema_version":"1.7.5"}