{"id":"RLSA-2026:61581","summary":"Moderate: tar security, bug fix, and enhancement update","details":"The GNU tar program can save multiple files in an archive and restore files from an archive.\n\nSecurity Fix(es):\n\n* tar: tar: Hidden file injection via crafted archives (CVE-2026-5704)\n\n* tar: tar: TOCTOU in incremental dumpdir 'X' rename handling allows restore path escape (CVE-2026-18477)\n\n* tar: tar: --one-top-level hardlink targets not confined to top-level directory enabling arbitrary file overwrite (CVE-2026-18508)\n\nBug Fix(es) and Enhancement(s):\n\n* tar: --one-top-level with absolute path fails [rhel-9] (JIRA:Rocky Linux-144021)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.","modified":"2026-09-01T06:30:02.785483335Z","published":"2026-09-01T06:05:33.619213Z","upstream":["CVE-2026-18477","CVE-2026-18508","CVE-2026-5704"],"database_specific":{"source_advisory":"RHSA-2026:61581","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/"},"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:61581"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2455360"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2509735"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2509843"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:61581"}],"affected":[{"package":{"name":"tar","ecosystem":"Rocky Linux:9","purl":"pkg:rpm/rocky-linux/tar?distro=rocky-linux-9&epoch=2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:1.34-13.el9_8"}],"database_specific":{"yum_repository":"BaseOS"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:61581.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}