{"id":"CLSA-2026-1774525255","summary":"python3.11: Fix of 4 CVEs","details":"- CVE-2026-0865: reject control characters in wsgiref.headers.Headers\n- CVE-2025-15366: reject control characters in IMAP commands\n- CVE-2025-15367: reject control characters in POP3 commands\n- CVE-2026-1299: verify headers are sound in email BytesGenerator","modified":"2026-06-01T00:32:46.124650698Z","published":"2026-03-26T11:40:59Z","upstream":["CVE-2026-0865","CVE-2025-15366","CVE-2025-15367","CVE-2026-1299"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/tuxcare9.6esu/CLSA-2026-1774525255.html"}],"affected":[{"package":{"name":"python3.11","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/python3.11?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.11-2.el9_6.2.tuxcare.els4"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1774525255.json"}},{"package":{"name":"python3.11-debug","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/python3.11-debug?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.11-2.el9_6.2.tuxcare.els4"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1774525255.json"}},{"package":{"name":"python3.11-devel","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/python3.11-devel?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.11-2.el9_6.2.tuxcare.els4"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1774525255.json"}},{"package":{"name":"python3.11-idle","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/python3.11-idle?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.11-2.el9_6.2.tuxcare.els4"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1774525255.json"}},{"package":{"name":"python3.11-libs","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/python3.11-libs?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.11-2.el9_6.2.tuxcare.els4"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1774525255.json"}},{"package":{"name":"python3.11-test","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/python3.11-test?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.11-2.el9_6.2.tuxcare.els4"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1774525255.json"}},{"package":{"name":"python3.11-tkinter","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/python3.11-tkinter?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.11-2.el9_6.2.tuxcare.els4"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1774525255.json"}}],"schema_version":"1.7.5"}