RLSA-2026:43420 Important: acl security update

Access Control Lists ACLs are used to define fine-grained discretionary access rights for files and directories. The acl packages contain the getfacl and setfacl utilities needed for manipulating access control lists. Security Fixes: acl: Symlink traversal privilege escalation via libacl function...

ALSA-2026:43420 Important: acl security update

Access Control Lists ACLs are used to define fine-grained discretionary access rights for files and directories. The acl packages contain the getfacl and setfacl utilities needed for manipulating access control lists. Security Fixes: acl: Symlink traversal privilege escalation via libacl function...

ALSA-2026:42736 Important: acl security update

Access Control Lists ACLs are used to define fine-grained discretionary access rights for files and directories. The acl packages contain the getfacl and setfacl utilities needed for manipulating access control lists. Security Fixes: acl: Symlink traversal privilege escalation via libacl function...

Symlink Attack

Overview acl is a None Affected versions of this package are vulnerable to Symlink Attack. via the libacl functions. An attacker can gain unauthorized access to or modify access control lists by replacing a pathname component with a symbolic link, redirecting ACL read or write operations to...

CVE-2026-54369

The CVE-2026-54369 entry concerns acl before version 2.4.0, where a symlink traversal vulnerability exists in the libacl pathname-based functions acl_get_file(), acl_set_file(), acl_extended_file(), and acl_delete_def_file(). The underlying issue allows a local attacker to escalate privileges by ...

CVE-2026-54369

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...