{"id":"CLSA-2026-1790176564","summary":"postgresql: Fix of 13 CVEs","details":"- CVE-2026-6464: teach psql to skip in-line data after a COPY ... FROM STDIN that fails\n  before PGRES_COPY_IN, so the data is no longer executed as SQL\n- CVE-2026-6471: restrict logical decoding output plugins to the new\n  output_plugin_libraries parameter.  NOTE: this is a deliberate default-deny\n  change, matching upstream and RHSA-2026:67491.  Installations using a\n  third-party output plugin (for example decoderbufs/Debezium) must add it to\n  output_plugin_libraries in postgresql.conf and reload before logical\n  replication slots can be created again.  Audit with:\n  SELECT DISTINCT plugin FROM pg_replication_slots WHERE plugin IS NOT NULL;\n- CVE-2026-16239: cross-check the output row type of a portal running EXECUTE\n  or FETCH\n- CVE-2026-18408: do not perform backquote expansion on the argument of psql's\n  \\unrestrict command","modified":"2026-10-26T09:43:22.211795259Z","published":"2026-09-23T15:16:28Z","upstream":["CVE-2026-16239","CVE-2026-18408","CVE-2026-6464","CVE-2026-6471"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/tuxcare9.6esu/CLSA-2026-1790176564.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-14662"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-14664"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-14668"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-14670"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-14671"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-14677"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-14679"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-14680"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-15742"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-16239"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-18408"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-6464"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-6471"}],"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.els12"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1790176564.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.els12"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1790176564.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.els12"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1790176564.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.els12"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1790176564.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.els12"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1790176564.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.els12"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1790176564.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.els12"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1790176564.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.els12"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1790176564.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.els12"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1790176564.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.els12"}]}],"database_sp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