8.8

CVE-2026-64138

ksmbd: validate SID in parent security descriptor during ACL inheritance

In the Linux kernel, the following vulnerability has been resolved:

ksmbd: validate SID in parent security descriptor during ACL inheritance

Introduce smb_validate_ntsd_sid() helper to safely validate Owner SID
and Group SID inside the NT Security Descriptor (smb_ntsd) retrieved
from the parent directory.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
LinuxLinux Kernel Version >= 5.15 < 6.12.92
LinuxLinux Kernel Version >= 6.13 < 6.18.34
LinuxLinux Kernel Version >= 6.19 < 7.0.11
LinuxLinux Kernel Version7.1 Updaterc1
LinuxLinux Kernel Version7.1 Updaterc2
LinuxLinux Kernel Version7.1 Updaterc3
LinuxLinux Kernel Version7.1 Updaterc4
VulnDex Vulnerability Enrichment
Diese Information steht angemeldeten Benutzern zur Verfügung. Login Login
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.42% 0.339
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
416baaa9-dc9f-4396-8d5f-8c081fb06d67 8.8 2.8 5.9
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Es wurden noch keine Informationen zu CWE veröffentlicht.
https://git.kernel.org/stable/c/f0e5c9c663badc9982e6941322eef1cb17de0f11
Patch
https://git.kernel.org/stable/c/18d8db24b0a5b7be4829238dd4022236df02d421
Patch
https://git.kernel.org/stable/c/1c9d0646a9959752f11ca1080dc1ff26bd1756cb
Patch
https://git.kernel.org/stable/c/69f030cf95488ae1186c72ac8c66fd279664ea7f
Patch