{"id":"CLSA-2026-1778129970","summary":"python3.11: Fix of 7 CVEs","details":"- CVE-2026-0672: reject control characters in http.cookies cookie names, values, and parameters to prevent header injection\n- CVE-2026-3644: reject control characters in Morsel.update(), |= operator, and unpickling paths missed by CVE-2026-0672; add output validation to BaseCookie.js_output()\n- CVE-2026-2297: ensure SourcelessFileLoader uses io.open_code so sys.audit handlers fire for legacy .pyc imports\n- CVE-2025-8291: validate ZIP64 End of Central Directory locator offset to prevent ZIP archive parser confusion\n- CVE-2025-6069: fix quadratic complexity in html.parser.HTMLParser when processing crafted malformed inputs\n- CVE-2025-4516: fix use-after-free in unicode-escape decoder when an error handler is invoked\n- CVE-2025-1795: stop incorrectly RFC 2047 encoding the comma separator when an address list is folded","modified":"2026-05-27T11:35:46.016295989Z","published":"2026-05-07T04:59:39Z","upstream":["CVE-2025-1795","CVE-2025-4516","CVE-2025-6069","CVE-2025-8291","CVE-2026-0672","CVE-2026-2297","CVE-2026-3644"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/almalinux9.2esu/CLSA-2026-1778129970.html"}],"affected":[{"package":{"name":"python3.11","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/python3.11?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.2-2.el9_2.2.tuxcare.els23"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1778129970.json"}},{"package":{"name":"python3.11-debug","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/python3.11-debug?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.2-2.el9_2.2.tuxcare.els23"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1778129970.json"}},{"package":{"name":"python3.11-devel","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/python3.11-devel?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.2-2.el9_2.2.tuxcare.els23"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1778129970.json"}},{"package":{"name":"python3.11-idle","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/python3.11-idle?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.2-2.el9_2.2.tuxcare.els23"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1778129970.json"}},{"package":{"name":"python3.11-libs","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/python3.11-libs?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.2-2.el9_2.2.tuxcare.els23"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1778129970.json"}},{"package":{"name":"python3.11-test","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/python3.11-test?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.2-2.el9_2.2.tuxcare.els23"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1778129970.json"}},{"package":{"name":"python3.11-tkinter","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/python3.11-tkinter?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.2-2.el9_2.2.tuxcare.els23"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1778129970.json"}}],"schema_version":"1.7.5"}