{"id":"CLSA-2026-1784218124","summary":"python: Fix of CVE-2026-15308","details":"- CVE-2026-15308: fix quadratic-complexity CPU denial-of-service in the\n  HTMLParser incremental parser - accumulate feed() data in a buffer and only\n  join/rescan once enough has piled up, instead of re-concatenating and\n  re-scanning the whole unparsed buffer on every feed() call. Backported from\n  upstream CPython (gh-153030, GH-153031).","modified":"2026-10-26T09:31:58.279180863Z","published":"2026-07-16T16:09:06Z","upstream":["CVE-2026-15308"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/rhel7els/CLSA-2026-1784218124.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-15308"}],"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.els12"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1784218124.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.els12"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1784218124.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.els12"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1784218124.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.els12"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1784218124.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.els12"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1784218124.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.els12"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1784218124.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.els12"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1784218124.json"}}],"schema_version":"1.9.0"}