{"id":"CLSA-2026-1787232011","summary":"dovecot: Fix of CVE-2026-27858","details":"- CVE-2026-27858: fix pre-auth memory exhaustion in managesieve-login from\n  an oversized AUTHENTICATE initial response","modified":"2026-10-26T09:31:58.419105184Z","published":"2026-08-20T13:20:21Z","upstream":["CVE-2026-27858"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/rhel7els/CLSA-2026-1787232011.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-27858"}],"affected":[{"package":{"name":"dovecot","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/dovecot?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.2.36-8.el7.tuxcare.els3"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1787232011.json"}},{"package":{"name":"dovecot-devel","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/dovecot-devel?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.2.36-8.el7.tuxcare.els3"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1787232011.json"}},{"package":{"name":"dovecot-mysql","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/dovecot-mysql?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.2.36-8.el7.tuxcare.els3"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1787232011.json"}},{"package":{"name":"dovecot-pgsql","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/dovecot-pgsql?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.2.36-8.el7.tuxcare.els3"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1787232011.json"}},{"package":{"name":"dovecot-pigeonhole","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/dovecot-pigeonhole?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.2.36-8.el7.tuxcare.els3"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1787232011.json"}}],"schema_version":"1.9.0"}