{"id":"ALSA-2021:4058","summary":"Moderate: samba security update","details":"Samba is an open-source implementation of the Server Message Block (SMB) protocol and the related Common Internet File System (CIFS) protocol, which allow PC-compatible machines to share files, printers, and various information.\n\nSecurity Fix(es):\n\n* samba: Negative idmap cache entries can cause incorrect group entries in the Samba file server process token (CVE-2021-20254)\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":"2026-01-30T02:51:19.534348Z","published":"2021-11-02T07:48:59Z","related":["CVE-2021-20254"],"references":[{"type":"REPORT","url":"https://vulners.com/cve/CVE-2021-20254"}],"affected":[{"package":{"name":"libsmbclient-devel","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/libsmbclient-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.13.3-5.el8_4"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:4058.json"}},{"package":{"name":"libwbclient-devel","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/libwbclient-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.13.3-5.el8_4"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:4058.json"}},{"package":{"name":"samba-devel","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/samba-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.13.3-5.el8_4"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:4058.json"}}],"schema_version":"1.7.3"}