PT-2026-65150

Name of the Vulnerable Software and Affected Versions iOS versions prior to 26.6 iPadOS versions prior to 26.6 macOS Tahoe versions prior to 26.6 tvOS versions prior to 26.6 visionOS versions prior to 26.6 watchOS versions prior to 26.6 Description A permissions issue exists where an app may be...

PT-2026-65244

Name of the Vulnerable Software and Affected Versions iOS versions prior to 26.6 iPadOS versions prior to 26.6 macOS Sequoia versions prior to 15.7.8 macOS Sonoma versions prior to 14.8.8 macOS Tahoe versions prior to 26.6 visionOS versions prior to 26.6 Description A permissions issue exists due...

PT-2026-65261

A permissions issue was addressed with improved validation. This issue is fixed in Safari 26.6, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. Maliciously crafted web content may violate iframe sandboxing policy...

PT-2026-65128

Name of the Vulnerable Software and Affected Versions macOS Sequoia versions prior to 15.7.8 macOS Sonoma versions prior to 14.8.8 macOS Tahoe versions prior to 26.6 Description A permissions issue exists where an application may be able to bypass network restrictions. This is addressed by...

PT-2026-65270

Name of the Vulnerable Software and Affected Versions macOS Sequoia versions prior to 15.7.8 macOS Sonoma versions prior to 14.8.8 macOS Tahoe versions prior to 26.6 Description A permissions issue exists where a malicious application may be able to break out of its sandbox. Sandboxing is a...

PT-2026-65133

Name of the Vulnerable Software and Affected Versions macOS Sequoia versions prior to 15.7.8 macOS Sonoma versions prior to 14.8.8 macOS Tahoe versions prior to 26.6 Description A permissions issue exists where a malicious application may be able to gain root privileges, which are the highest lev...

PT-2026-65134

Name of the Vulnerable Software and Affected Versions macOS Sequoia versions prior to 15.7.8 macOS Sonoma versions prior to 14.8.8 macOS Tahoe versions prior to 26.6 Description A permissions issue exists where a malicious application may be able to gain root privileges, which are the highest lev...

About the security content of Safari 26.6

About the security content of Safari 26.6 This document describes the security content of Safari 26.6. About Apple security updates For our customers' protection, Apple doesn't disclose, discuss, or confirm security issues until an investigation has occurred and patches or releases are available...

SUSE CVE-2026-64394

In the Linux kernel, the following vulnerability has been resolved: ksmbd: add a WRITEDAC/WRITEOWNER check to SMB2 SETINFO SECURITY commit cc57232cae23 "ksmbd: fix FSCTL permission bypass by adding a permission check for FSCTLSETSPARSE" added a fp-daccess gate to fsctlsetsparse and noted that...

CVE-2026-10681

In Zephyr's userspace dynamic-objects subsystem, threadidxalloc in kernel/userspace/userspace.c allocated a new thread permission index from the global threadidxmap bitmap without holding listslock. On SMP systems, two user-mode threads invoking the kobjectallocKOBJTHREAD syscall concurrently can...

CVE-2026-10681 SMP race in `thread_idx_alloc()` lets concurrent `k_object_alloc(K_OBJ_THREAD)` callers share a kernel-object permission slot

In Zephyr's userspace dynamic-objects subsystem, threadidxalloc in kernel/userspace/userspace.c allocated a new thread permission index from the global threadidxmap bitmap without holding listslock. On SMP systems, two user-mode threads invoking the kobjectallocKOBJTHREAD syscall concurrently can...

CVE-2026-10681

CVE-2026-10681 overview (Zephyr) : In the userspace dynamic-objects subsystem, thread_idx_alloc() reads and clears the global _thread_idx_map[] bitmap without holding lists_lock. On SMP systems, concurrent k_object_alloc(K_OBJ_THREAD) calls can observe the same free bit, perform a non-atomic RMW,...

CVE-2026-10681 SMP race in `thread_idx_alloc()` lets concurrent `k_object_alloc(K_OBJ_THREAD)` callers share a kernel-object permission slot

In Zephyr's userspace dynamic-objects subsystem, threadidxalloc in kernel/userspace/userspace.c allocated a new thread permission index from the global threadidxmap bitmap without holding listslock. On SMP systems, two user-mode threads invoking the kobjectallocKOBJTHREAD syscall concurrently can...

CVE-2026-10681 SMP race in `thread_idx_alloc()` lets concurrent `k_object_alloc(K_OBJ_THREAD)` callers share a kernel-object permission slot

In Zephyr's userspace dynamic-objects subsystem, threadidxalloc in kernel/userspace/userspace.c allocated a new thread permission index from the global threadidxmap bitmap without holding listslock. On SMP systems, two user-mode threads invoking the kobjectallocKOBJTHREAD syscall concurrently can...

EUVD-2026-49045

In Zephyr's userspace dynamic-objects subsystem, threadidxalloc in kernel/userspace/userspace.c allocated a new thread permission index from the global threadidxmap bitmap without holding listslock. On SMP systems, two user-mode threads invoking the kobjectallocKOBJTHREAD syscall concurrently can...

CVE-2026-64391

In the Linux kernel, the following vulnerability has been resolved: ksmbd: use opener credentials for ADS I/O Alternate data streams are stored as xattrs. Unlike regular file I/O, their read and write paths therefore call VFS xattr helpers which recheck inode permissions and LSM policy using the...

UBUNTU-CVE-2026-64391

In the Linux kernel, the following vulnerability has been resolved: ksmbd: use opener credentials for ADS I/O Alternate data streams are stored as xattrs. Unlike regular file I/O, their read and write paths therefore call VFS xattr helpers which recheck inode permissions and LSM policy using the...

EUVD-2026-48938

In the Linux kernel, the following vulnerability has been resolved: ksmbd: add a WRITEDAC/WRITEOWNER check to SMB2 SETINFO SECURITY commit cc57232cae23 "ksmbd: fix FSCTL permission bypass by adding a permission check for FSCTLSETSPARSE" added a fp-daccess gate to fsctlsetsparse and noted that...

EUVD-2026-48936

In the Linux kernel, the following vulnerability has been resolved: ksmbd: use opener credentials for delete-on-close Delete-on-close can be completed by deferred or durable handle teardown, where no request work is available. Both the base-file unlink and the ADS xattr removal consequently run...

CVE-2026-64391

The CVE-2026-64391 issue affects the Linux kernel ksmbd component, where alternate data streams (ADS) stored as xattrs were read/written using current task credentials via VFS xattr paths. The root cause is that ADS I/O did not use the credentials captured when the SMB handle was opened, allowing...