CVE-2026-54369 acl < 2.4.0 Symlink Traversal Privilege Escalation via libacl Functions

acl before version 2.4.0 contains a symlink traversal vulnerability in the libacl pathname-based functions aclgetfile, aclsetfile, aclextendedfile, and acldeletedeffile that allows local attackers to escalate privileges by replacing any pathname component with a symbolic link. Attackers who contr...