{"id":"CLSA-2026-1792818643","summary":"libarchive: Fix of 2 CVEs","details":"- CVE-2021-23177: fix extraction of ACLs to the symlink target instead of the link\n- CVE-2021-31566: do not follow symlinks when fixing up permissions and file flags\n- CVE-2026-5121: validate pz_log2_bs in the iso9660 zisofs reader","modified":"2026-10-26T09:31:53.775116996Z","published":"2026-10-24T05:10:55Z","upstream":["CVE-2021-23177","CVE-2021-31566","CVE-2026-5121"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/oraclelinux6els/CLSA-2026-1792818643.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-23177"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-31566"}],"affected":[{"package":{"name":"libarchive","ecosystem":"TuxCare:OracleLinux:6","purl":"pkg:rpm/tuxcare/libarchive?distro=oraclelinux-6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.8.3-7.el6_8.tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/oraclelinux6els/CLSA-2026-1792818643.json"}},{"package":{"name":"libarchive-devel","ecosystem":"TuxCare:OracleLinux:6","purl":"pkg:rpm/tuxcare/libarchive-devel?distro=oraclelinux-6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.8.3-7.el6_8.tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/oraclelinux6els/CLSA-2026-1792818643.json"}}],"schema_version":"1.9.0"}