{"id":"CLSA-2026-1789741774","summary":"python3.11: Fix of 2 CVEs","details":"- CVE-2026-11972: stop tarfile._Stream.seek() looping over the declared block\n  count once the stream is at EOF, so a crafted header advertising a huge\n  member size can no longer make a streaming-mode read take exponentially longer\n- CVE-2026-9669: latch the libbz2 error in BZ2Decompressor and refuse further\n  use with ValueError, so an application that retries a decompressor after an\n  OSError can no longer re-enter BZ2_bzDecompress() on invalid internal state\n  and drive out-of-bounds writes to a stack buffer","modified":"2026-10-26T09:30:47.712828867Z","published":"2026-09-18T14:29:46Z","upstream":["CVE-2026-11972","CVE-2026-9669"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/almalinux9.2esu/CLSA-2026-1789741774.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-11972"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-9669"}],"affected":[{"package":{"name":"python3.11","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/python3.11?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.2-2.el9_2.2.tuxcare.els33"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1789741774.json"}},{"package":{"name":"python3.11-debug","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/python3.11-debug?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.2-2.el9_2.2.tuxcare.els33"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1789741774.json"}},{"package":{"name":"python3.11-devel","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/python3.11-devel?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.2-2.el9_2.2.tuxcare.els33"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1789741774.json"}},{"package":{"name":"python3.11-idle","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/python3.11-idle?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.2-2.el9_2.2.tuxcare.els33"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1789741774.json"}},{"package":{"name":"python3.11-libs","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/python3.11-libs?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.2-2.el9_2.2.tuxcare.els33"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1789741774.json"}},{"package":{"name":"python3.11-test","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/python3.11-test?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.2-2.el9_2.2.tuxcare.els33"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1789741774.json"}},{"package":{"name":"python3.11-tkinter","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/python3.11-tkinter?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.2-2.el9_2.2.tuxcare.els33"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1789741774.json"}}],"schema_version":"1.9.0"}