{"id":"CLSA-2026-1777308690","summary":"python3: Fix of CVE-2026-1299","details":"- CVE-2026-1299: reject newline injection in email module's BytesGenerator when serializing headers\n- Skip test.test_xml_etree.XMLPullParserTest.test_simple_xml during RPM build;\n  unrelated expat-2.1.0-15.0.7.tuxcare.els1 regression breaks XMLPullParser\n  chunked-feed semantics in TuxCare ELS el7 build chroots","modified":"2026-05-27T11:18:35.115612600Z","published":"2026-04-27T16:51:35Z","upstream":["CVE-2026-1299"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/rhel7els/CLSA-2026-1777308690.html"}],"affected":[{"package":{"name":"python3","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/python3?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.8-21.0.5.el7_9.tuxcare.els6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1777308690.json"}},{"package":{"name":"python3-debug","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/python3-debug?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.8-21.0.5.el7_9.tuxcare.els6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1777308690.json"}},{"package":{"name":"python3-devel","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/python3-devel?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.8-21.0.5.el7_9.tuxcare.els6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1777308690.json"}},{"package":{"name":"python3-idle","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/python3-idle?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.8-21.0.5.el7_9.tuxcare.els6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1777308690.json"}},{"package":{"name":"python3-libs","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/python3-libs?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.8-21.0.5.el7_9.tuxcare.els6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1777308690.json"}},{"package":{"name":"python3-test","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/python3-test?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.8-21.0.5.el7_9.tuxcare.els6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1777308690.json"}},{"package":{"name":"python3-tkinter","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/python3-tkinter?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.8-21.0.5.el7_9.tuxcare.els6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1777308690.json"}}],"schema_version":"1.7.5"}