CVE-2026-68099

In the Linux kernel, the following vulnerability has been resolved: ksmbd: restore DACL size on checkaddoverflow to avoid malformed ACL checkaddoverflow unconditionally writes the truncated sum into d even on overflow, per its contract in include/linux/overflow.h. The four checkaddoverflow guards...

PT-2026-69499

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ksmbd module where the set ntacl dacl function may stop copying Access Control Entries ACEs before processing the entire input Discretionary Access Control List DA...

Linux Distros Unpatched Vulnerability : CVE-2026-64139

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix SID memory leak in setposixaclentriesdacl on overflow Commit 299f962c0b02 ksmbd:...

CVE-2026-64139 ksmbd: fix SID memory leak in set_posix_acl_entries_dacl() on overflow

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix SID memory leak in setposixaclentriesdacl on overflow Commit 299f962c0b02 "ksmbd: use checkaddoverflow to prevent u16 DACL size overflow" added checkaddoverflow guards that break out of the ACE-building loops in...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fixed the SID memory leak in setposixaclentriesdacl, which could occur due to overflow. The commit 299f962c0b02 “ksmbd: Use checkaddoverflow to prevent u16 DACL size overflow” includes checks for checkaddoverflow that brea...

SUSE CVE-2026-31704

In the Linux kernel, the following vulnerability has been resolved: ksmbd: use checkaddoverflow to prevent u16 DACL size overflow setposixaclentriesdacl and setntacldacl accumulate ACE sizes in u16 variables. When a file has many POSIX ACL entries, the accumulated size can wrap past 65535, causin...

CVE-2026-31704

In the Linux kernel, the following vulnerability has been resolved: ksmbd: use checkaddoverflow to prevent u16 DACL size overflow setposixaclentriesdacl and setntacldacl accumulate ACE sizes in u16 variables. When a file has many POSIX ACL entries, the accumulated size can wrap past 65535, causin...

CVE-2026-31704

In the Linux kernel, the following vulnerability has been resolved: ksmbd: use checkaddoverflow to prevent u16 DACL size overflow setposixaclentriesdacl and setntacldacl accumulate ACE sizes in u16 variables. When a file has many POSIX ACL entries, the accumulated size can wrap past 65535, causin...

CVE-2026-31704

In the Linux kernel, the following vulnerability has been resolved: ksmbd: use checkaddoverflow to prevent u16 DACL size overflow setposixaclentriesdacl and setntacldacl accumulate ACE sizes in u16 variables. When a file has many POSIX ACL entries, the accumulated size can wrap past 65535, causin...