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SUSE acl Important Symlink Traversal Escalation Vuln 2026-23670

SUSE acl Important Symlink Traversal Escalation Vuln 2026-23670

Linuxsecurity LinuxSecurity Advisories September 15, 2026

Artifactory Alert: Chained flaws let attackers gain admin control. Check your version now ×

## This update for acl, attr fixes the following issue: * CVE-2026-54369,CVE-2026-54370,CVE-2026-54371: Symlink Traversal Privilege Escalation via getfattr/setfattr, getfacl/setfacl/chacl, libacl (bsc#1268867). Changes for acl: * Update to 2.4.0 (jsc#PED-16501): Major Issues Fixed: * The libacl library functions acl_get_file(), acl_set_file(), acl_extended_file(), and acl_delete_def_file() take a pathname argument and follow symbolic links. When a privileged user calls one of those functions, an attacker that controls a pathname component can replace a file or directory with a symbolic link and redirect the operation to a different file. This can lead to local privilege escalation. (CVE-2026-54369, bsc#1268867) The library functions cannot be fixed without breaking

## This update for acl, attr fixes the following issue: * CVE-2026-54369,CVE-2026-54370,CVE-2026-54371: Symlink Traversal Privilege Escalation via getfattr/setfattr, getfacl/setfacl/chacl, libacl (bsc#1268867). Changes for acl: * Update to 2.4.0 (jsc#PED-16501): Major Issues Fixed: * The libacl library functions acl_get_file(), acl_set_file(), acl_extended_file(), and acl_delete_def_file() take a pathname argument and follow symbolic links. When a privileged user calls one of those functions, an attacker that controls a pathname component can replace a file or directory with a symbolic link and redirect the operation to a different file. This can lead to local privilege escalation. (CVE-2026-54369, bsc#1268867) The library functions cannot be fixed without breaking

* CVE-2026-54369 ( SUSE ): 8.8

CVSS:4.0/AV:L/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

* CVE-2026-54369 ( SUSE ): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-54369 ( NVD ): 8.4

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

* CVE-2026-54369 ( NVD ): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

* CVE-2026-54369 ( NVD ): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

* CVE-2026-54370 ( SUSE ): 8.8

CVSS:4.0/AV:L/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

Announcement ID: SUSE-SU-2026:23670-1 Release Date: 2026-09-11T11:56:09Z Rating: important

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