{"id":"CLSA-2026-1785844339","summary":"python: Fix of CVE-2026-11972","details":"- CVE-2026-11972: stop tarfile._Stream.seek() from spinning past end of stream -\n  the loop read whole blocks according to the member size declared in the header\n  and ignored what read() returned, so a header announcing a huge size (e.g.\n  2**64) kept it going against an already exhausted stream and hung any\n  application walking an untrusted archive opened in streaming mode (mode='r|').\n  Backported from upstream CPython (gh-151981, GH-151982).","modified":"2026-10-26T09:31:58.526703195Z","published":"2026-08-04T11:52:30Z","upstream":["CVE-2026-11972"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/rhel7els/CLSA-2026-1785844339.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-11972"}],"affected":[{"package":{"name":"python","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/python?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.5-94.0.1.el7_9.tuxcare.els13"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1785844339.json"}},{"package":{"name":"python-debug","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/python-debug?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.5-94.0.1.el7_9.tuxcare.els13"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1785844339.json"}},{"package":{"name":"python-devel","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/python-devel?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.5-94.0.1.el7_9.tuxcare.els13"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1785844339.json"}},{"package":{"name":"python-libs","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/python-libs?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.5-94.0.1.el7_9.tuxcare.els13"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1785844339.json"}},{"package":{"name":"python-test","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/python-test?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.5-94.0.1.el7_9.tuxcare.els13"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1785844339.json"}},{"package":{"name":"python-tools","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/python-tools?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.5-94.0.1.el7_9.tuxcare.els13"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1785844339.json"}},{"package":{"name":"tkinter","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/tkinter?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.5-94.0.1.el7_9.tuxcare.els13"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1785844339.json"}}],"schema_version":"1.9.0"}