{"id":"CLSA-2026-1779697425","summary":"postgresql: Fix of CVE-2026-6478","details":"- CVE-2026-6478: backport upstream prerequisite that introduces the\n  timingsafe_bcmp() constant-time memory comparison helper, then apply it\n  to SCRAM and MD5 authentication paths that previously used memcmp() or\n  strcmp() on password hashes, computed keys, and SCRAM nonces, to prevent\n  timing-side-channel password recovery","modified":"2026-06-01T00:32:54.782103920Z","published":"2026-05-25T08:23:49Z","upstream":["CVE-2026-6478"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/tuxcare9.6esu/CLSA-2026-1779697425.html"}],"affected":[{"package":{"name":"postgresql","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/postgresql?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"13.23-1.el9_6.tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1779697425.json"}},{"package":{"name":"postgresql-contrib","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/postgresql-contrib?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"13.23-1.el9_6.tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1779697425.json"}},{"package":{"name":"postgresql-docs","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/postgresql-docs?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"13.23-1.el9_6.tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1779697425.json"}},{"package":{"name":"postgresql-plperl","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/postgresql-plperl?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"13.23-1.el9_6.tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1779697425.json"}},{"package":{"name":"postgresql-plpython3","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/postgresql-plpython3?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"13.23-1.el9_6.tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1779697425.json"}},{"package":{"name":"postgresql-pltcl","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/postgresql-pltcl?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"13.23-1.el9_6.tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1779697425.json"}},{"package":{"name":"postgresql-private-devel","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/postgresql-private-devel?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"13.23-1.el9_6.tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1779697425.json"}},{"package":{"name":"postgresql-private-libs","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/postgresql-private-libs?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"13.23-1.el9_6.tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1779697425.json"}},{"package":{"name":"postgresql-server","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/postgresql-server?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"13.23-1.el9_6.tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1779697425.json"}},{"package":{"name":"postgresql-server-devel","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/postgresql-server-devel?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"13.23-1.el9_6.tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1779697425.json"}},{"package":{"name":"postgresql-static","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/postgresql-static?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"13.23-1.el9_6.tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1779697425.json"}},{"package":{"name":"postgresql-test","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/postgresql-test?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"13.23-1.el9_6.tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1779697425.json"}},{"package":{"name":"postgresql-test-rpm-macros","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/postgresql-test-rpm-macros?distro=almalinux-9.6"},"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