{"id":"CLSA-2026-1782977935","summary":"samba: Fix of CVE-2026-4408","details":"- CVE-2026-4408: Escape/mask client-controlled username before %u substitution in 'check password script' to prevent remote command execution; restrict _samr_ValidatePassword to DCs","modified":"2026-10-26T09:31:46.152696244Z","published":"2026-07-02T07:39:09Z","upstream":["CVE-2026-4408"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/oraclelinux6els/CLSA-2026-1782977935.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-4408"}],"affected":[{"package":{"name":"libsmbclient","ecosystem":"TuxCare:OracleLinux:6","purl":"pkg:rpm/tuxcare/libsmbclient?distro=oraclelinux-6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.23-53.0.1.el6_10.tuxcare.ol.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/oraclelinux6els/CLSA-2026-1782977935.json"}},{"package":{"name":"libsmbclient-devel","ecosystem":"TuxCare:OracleLinux:6","purl":"pkg:rpm/tuxcare/libsmbclient-devel?distro=oraclelinux-6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.23-53.0.1.el6_10.tuxcare.ol.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/oraclelinux6els/CLSA-2026-1782977935.json"}},{"package":{"name":"samba","ecosystem":"TuxCare:OracleLinux:6","purl":"pkg:rpm/tuxcare/samba?distro=oraclelinux-6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.23-53.0.1.el6_10.tuxcare.ol.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/oraclelinux6els/CLSA-2026-1782977935.json"}},{"package":{"name":"samba-client","ecosystem":"TuxCare:OracleLinux:6","purl":"pkg:rpm/tuxcare/samba-client?distro=oraclelinux-6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.23-53.0.1.el6_10.tuxcare.ol.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/oraclelinux6els/CLSA-2026-1782977935.json"}},{"package":{"name":"samba-common","ecosystem":"TuxCare:OracleLinux:6","purl":"pkg:rpm/tuxcare/samba-common?distro=oraclelinux-6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.23-53.0.1.el6_10.tuxcare.ol.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/oraclelinux6els/CLSA-2026-1782977935.json"}},{"package":{"name":"samba-doc","ecosystem":"TuxCare:OracleLinux:6","purl":"pkg:rpm/tuxcare/samba-doc?distro=oraclelinux-6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.23-53.0.1.el6_10.tuxcare.ol.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/oraclelinux6els/CLSA-2026-1782977935.json"}},{"package":{"name":"samba-domainjoin-gui","ecosystem":"TuxCare:OracleLinux:6","purl":"pkg:rpm/tuxcare/samba-domainjoin-gui?distro=oraclelinux-6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.23-53.0.1.el6_10.tuxcare.ol.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/oraclelinux6els/CLSA-2026-1782977935.json"}},{"package":{"name":"samba-glusterfs","ecosystem":"TuxCare:OracleLinux:6","purl":"pkg:rpm/tuxcare/samba-glusterfs?distro=oraclelinux-6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.23-53.0.1.el6_10.tuxcare.ol.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/oraclelinux6els/CLSA-2026-1782977935.json"}},{"package":{"name":"samba-swat","ecosystem":"TuxCare:OracleLinux:6","purl":"pkg:rpm/tuxcare/samba-swat?distro=oraclelinux-6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.23-53.0.1.el6_10.tuxcare.ol.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/oraclelinux6els/CLSA-2026-1782977935.json"}},{"package":{"name":"samba-winbind","ecosystem":"TuxCare:OracleLinux:6","purl":"pkg:rpm/tuxcare/samba-winbind?distro=oraclelinux-6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.23-53.0.1.el6_10.tuxcare.ol.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/oraclelinux6els/CLSA-2026-1782977935.json"}},{"package":{"name":"samba-winbind-clients","ecosystem":"TuxCare:OracleLinux:6","purl":"pkg:rpm/tuxcare/samba-winbind-clients?distro=oraclelinux-6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.23-53.0.1.el6_10.tuxcare.ol.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/oraclelinux6els/CLSA-2026-1782977935.json"}},{"package":{"name":"samba-winbind-devel","ecosystem":"TuxCare:OracleLinux:6","purl":"pkg:rpm/tuxcare/samba-winbind-devel?distro=oraclelinux-6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.23-53.0.1.el6_10.tuxcare.ol.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/oraclelinux6els/CLSA-2026-1782977935.json"}},{"package":{"name":"samba-winbind-krb5-locator","ecosystem":"TuxC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