{"id":"openSUSE-SU-2026:21159-1","summary":"Security update for python-py7zr","details":"This update for python-py7zr fixes the following issues:\n\nChanges in python-py7zr:\n\n- CVE-2026-23879: crafted malicious symbolic link chains in an archive can\n  lead to an arbitrary file write (bsc#1268669)\n- CVE-2026-55195: unchecked extraction size can cause a denial of service (bsc#1268665)\n- CVE-2026-55206: crafted .7z archive with a large numstreams value can\n  cause a denial of service (bsc#1268666)\n","modified":"2026-06-30T18:24:46.176906884Z","published":"2026-06-25T15:31:46Z","related":["CVE-2026-23879","CVE-2026-55195","CVE-2026-55206"],"upstream":["CVE-2026-23879","CVE-2026-55195","CVE-2026-55206"],"references":[{"type":"ADVISORY"},{"type":"REPORT","url":"https://bugzilla.suse.com/1268665"},{"type":"REPORT","url":"https://bugzilla.suse.com/1268666"},{"type":"REPORT","url":"https://bugzilla.suse.com/1268669"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-23879"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-55195"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-55206"}],"affected":[{"package":{"name":"python-py7zr","ecosystem":"openSUSE:Leap 16.0","purl":"pkg:rpm/opensuse/python-py7zr&distro=openSUSE%20Leap%2016.0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.0-bp160.2.1"}]}],"ecosystem_specific":{"binaries":[{"python313-py7zr":"1.0.0-bp160.2.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/openSUSE-SU-2026:21159-1.json"}}],"schema_version":"1.7.5"}