{"id":"RHSA-2026:10745","summary":"Red Hat Security Advisory: python3.12 security update","modified":"2026-04-28T10:07:57Z","published":"2026-04-27T10:04:54Z","upstream":["CVE-2026-4786","CVE-2026-6100"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:10745"},{"type":"ARTICLE","url":"https://access.redhat.com/security/updates/classification/#important"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2457932"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2458049"},{"type":"ADVISORY","url":"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_10745.json"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-4786"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-4786"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-4786"},{"type":"ARTICLE","url":"https://github.com/python/cpython/issues/148169"},{"type":"ARTICLE","url":"https://github.com/python/cpython/pull/148170"},{"type":"ARTICLE","url":"https://mail.python.org/archives/list/security-announce@python.org/thread/JQDUNJVB4AQNTJECSUKOBDU3XCJIPSE5/"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-6100"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-6100"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-6100"},{"type":"ARTICLE","url":"https://github.com/python/cpython/commit/6a5f79c8d7bbf22b083b240910c7a8781a59437d"},{"type":"ARTICLE","url":"https://github.com/python/cpython/commit/8fc66aef6d7b3ae58f43f5c66f9366cc8cbbfcd2"},{"type":"ARTICLE","url":"https://github.com/python/cpython/commit/c3cf71c3366fe49acb776a639405c0eea6169c20"},{"type":"ARTICLE","url":"https://github.com/python/cpython/issues/148395"},{"type":"ARTICLE","url":"https://github.com/python/cpython/pull/148396"},{"type":"ARTICLE","url":"https://mail.python.org/archives/list/security-announce@python.org/thread/HTWB2Z6KT5QQX4RYEZAFININDHNOSIF3/"}],"affected":[{"package":{"name":"python3.12","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/python3.12"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.12.12-4.el9_7.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:10745.json"}},{"package":{"name":"python3.12-debug","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/python3.12-debug"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.12.12-4.el9_7.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:10745.json"}},{"package":{"name":"python3.12-debuginfo","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/python3.12-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.12.12-4.el9_7.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:10745.json"}},{"package":{"name":"python3.12-debugsource","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/python3.12-debugsource"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.12.12-4.el9_7.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:10745.json"}},{"package":{"name":"python3.12-devel","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/python3.12-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.12.12-4.el9_7.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:10745.json"}},{"package":{"name":"python3.12-idle","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/python3.12-idle"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.12.12-4.el9_7.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:10745.json"}},{"package":{"name":"python3.12-libs","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/python3.12-libs"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.12.12-4.el9_7.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:10745.json"}},{"package":{"name":"python3.12-test","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/python3.12-test"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.12.12-4.el9_7.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:10745.json"}},{"package":{"name":"python3.12-tkinter","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/python3.12-tkinter"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.12.12-4.el9_7.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:10745.json"}},{"package":{"name":"python3.12","ecosystem":"Red Hat:enterprise_linux:9::crb","purl":"pkg:rpm/redhat/python3.12"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.12.12-4.el9_7.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:10745.json"}},{"package":{"name":"python3.12-debug","ecosystem":"Red Hat:enterprise_linux:9::crb","purl":"pkg:rpm/redhat/python3.12-debug"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.12.12-4.el9_7.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:10745.json"}},{"package":{"name":"python3.12-debuginfo","ecosystem":"Red Hat:enterprise_linux:9::crb","purl":"pkg:rpm/redhat/python3.12-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.12.12-4.el9_7.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:10745.json"}},{"package":{"name":"python3.12-debugsource","ecosystem":"Red Hat:enterprise_linux:9::crb","purl":"pkg:rpm/redhat/python3.12-debugsource"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.12.12-4.el9_7.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:10745.json"}},{"package":{"name":"python3.12-devel","ecosystem":"Red Hat:enterprise_linux:9::crb","purl":"pkg:rpm/redhat/python3.12-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.12.12-4.el9_7.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:10745.json"}},{"package":{"name":"python3.12-idle","ecosystem":"Red Hat:enterprise_linux:9::crb","purl":"pkg:rpm/redhat/python3.12-idle"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.12.12-4.el9_7.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:10745.json"}},{"package":{"name":"python3.12-libs","ecosystem":"Red Hat:enterprise_linux:9::crb","purl":"pkg:rpm/redhat/python3.12-libs"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.12.12-4.el9_7.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:10745.json"}},{"package":{"name":"python3.12-test","ecosystem":"Red Hat:enterprise_linux:9::crb","purl":"pkg:rpm/redhat/python3.12-test"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.12.12-4.el9_7.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:10745.json"}},{"package":{"name":"python3.12-tkinter","ecosystem":"Red Hat:enterprise_linux:9::crb","purl":"pkg:rpm/redhat/python3.12-tkinter"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.12.12-4.el9_7.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:10745.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}