{"id":"ALSA-2026:12423","summary":"Important: libcap security update","details":"Libcap is a library for getting and setting POSIX.1e (formerly POSIX 6) draft 15 capabilities.  \n\nSecurity Fix(es):  \n\n  * libcap: libcap: Privilege escalation via TOCTOU race condition in cap_set_file() (CVE-2026-4878)\n\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.\n","modified":"2026-05-01T20:45:26.874122Z","published":"2026-04-30T00:00:00Z","related":["CVE-2026-4878"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:12423"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-4878"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2451615"},{"type":"ADVISORY","url":"https://errata.almalinux.org/10/ALSA-2026-12423.html"}],"affected":[{"package":{"name":"libcap","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/libcap"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.69-7.el10_1.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:12423.json"}},{"package":{"name":"libcap-devel","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/libcap-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.69-7.el10_1.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:12423.json"}}],"schema_version":"1.7.5"}