Linux Distros Unpatched Vulnerability : CVE-2026-53390

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ksmbd: fix out-of-bounds read in smbcheckpermdacl The permission-check ACE walk in smbcheckpermdacl validates the ACE header size and caps sid.numsubauth at...

CVE-2026-53390

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix out-of-bounds read in smbcheckpermdacl The permission-check ACE walk in smbcheckpermdacl validates the ACE header size and caps sid.numsubauth at SIDMAXSUBAUTHORITIES, but it never checks that ace-size is actually larg...