{"id":"CLSA-2026-1777940906","summary":"python2: Fix of 3 CVEs","details":"- CVE-2025-8194: validate that tarfile member offsets are non-negative to\n  prevent infinite loop / DoS during parsing of malicious tar archives\n- CVE-2026-4519: reject URLs with leading dashes in webbrowser.open() to\n  prevent injection of command-line options into spawned browser process\n- CVE-2026-4786: fix bypass of CVE-2026-4519 check via %action substitution\n  in UnixBrowser.open() that allowed dash-prefixed URLs through","modified":"2026-06-01T00:33:14.552622027Z","published":"2026-05-05T00:28:34Z","upstream":["CVE-2025-8194","CVE-2026-4519","CVE-2026-4786"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/centos-stream8els/CLSA-2026-1777940906.html"}],"affected":[{"package":{"name":"python2","ecosystem":"TuxCare:CentOS-Stream:8","purl":"pkg:rpm/tuxcare/python2?distro=centos-stream-8"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.18-17.module_el8+2390+a1827c35.tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1777940906.json"}},{"package":{"name":"python2-debug","ecosystem":"TuxCare:CentOS-Stream:8","purl":"pkg:rpm/tuxcare/python2-debug?distro=centos-stream-8"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.18-17.module_el8+2390+a1827c35.tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1777940906.json"}},{"package":{"name":"python2-devel","ecosystem":"TuxCare:CentOS-Stream:8","purl":"pkg:rpm/tuxcare/python2-devel?distro=centos-stream-8"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.18-17.module_el8+2390+a1827c35.tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1777940906.json"}},{"package":{"name":"python2-libs","ecosystem":"TuxCare:CentOS-Stream:8","purl":"pkg:rpm/tuxcare/python2-libs?distro=centos-stream-8"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.18-17.module_el8+2390+a1827c35.tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1777940906.json"}},{"package":{"name":"python2-test","ecosystem":"TuxCare:CentOS-Stream:8","purl":"pkg:rpm/tuxcare/python2-test?distro=centos-stream-8"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.18-17.module_el8+2390+a1827c35.tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1777940906.json"}},{"package":{"name":"python2-tkinter","ecosystem":"TuxCare:CentOS-Stream:8","purl":"pkg:rpm/tuxcare/python2-tkinter?distro=centos-stream-8"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.18-17.module_el8+2390+a1827c35.tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1777940906.json"}},{"package":{"name":"python2-tools","ecosystem":"TuxCare:CentOS-Stream:8","purl":"pkg:rpm/tuxcare/python2-tools?distro=centos-stream-8"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.18-17.module_el8+2390+a1827c35.tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1777940906.json"}}],"schema_version":"1.7.5"}