{"id":"CLSA-2026-1787335320","summary":"tar: Fix of CVE-2026-18477","details":"- CVE-2026-18477: apply safer_name_suffix to incremental dumpdir 'X' entries so\n  the temporary directory template can no longer escape the extraction directory\n- use mkdtempat instead of mkdtemp so the 'X' temporary directory is created\n  relative to -C (backport of upstream d479b2cc)","modified":"2026-10-26T09:31:30.260882791Z","published":"2026-08-21T18:02:10Z","upstream":["CVE-2026-18477"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/tuxcare9.6esu/CLSA-2026-1787335320.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-18477"}],"affected":[{"package":{"name":"tar","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/tar?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:1.34-7.el9.tuxcare.els4"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1787335320.json"}}],"schema_version":"1.9.0"}