CVE-2026-55138

Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to disclose information locally...

CVE-2026-50673

Null pointer dereference in Windows Kernel allows an authorized attacker to elevate privileges locally...

CVE-2026-50479

Untrusted pointer dereference in Windows USB Hub Driver allows an authorized attacker to elevate privileges locally...

CVE-2026-50441

Untrusted pointer dereference in Windows Resilient File System ReFS allows an authorized attacker to elevate privileges locally...

CVE-2026-50424

Untrusted pointer dereference in Windows Domain Controller allows an unauthorized attacker to deny service over a network...

CVE-2026-50382

Untrusted pointer dereference in Windows DirectX allows an authorized attacker to execute code locally...

CVE-2026-50366

Null pointer dereference in Active Directory Domain Services allows an authorized attacker to deny service over a network...

CVE-2026-50315

Null pointer dereference in Windows Image Acquisition allows an authorized attacker to elevate privileges locally...

CVE-2026-48580

Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to disclose information locally...

USN-8526-2 libheif vulnerabilities

USN-8526-1 fixed vulnerabilities in libheif. This update provides the corresponding updates for CVE-2026-47709 and CVE-2026-47714 in Ubuntu 24.04 LTS. Original advisory details: Junyi Liu discovered that libheif had a null pointer dereference in its image tiling interface. An attacker could...

CVE-2026-10670 User-triggerable kernel NULL-pointer dereference (DoS) in `k_thread_name_copy()` syscall verifier

The CONFIGUSERSPACE verification handler for the kthreadnamecopy system call zvrfykthreadnamecopy in kernel/thread.c calls kobjectfind on the caller-supplied thread pointer and then dereferences the returned struct kobject without checking it for NULL. kobjectfind returns NULL whenever the suppli...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference in the responseReadNamespacesArray function of the Shared Client Library when handling the ServerNamespaceArray argument. An attacker can cause a denial of service by sending specially crafted data that triggers...

Windows Kernel Elevation of Privilege Vulnerability

Null pointer dereference in Windows Kernel allows an authorized attacker to elevate privileges locally...

Windows Resilient File System (ReFS) Elevation of Privilege Vulnerability

Untrusted pointer dereference in Windows Resilient File System ReFS allows an authorized attacker to elevate privileges locally...

Microsoft Excel Information Disclosure Vulnerability

Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to disclose information locally...

Windows Domain Controller Denial of Service Vulnerability

Untrusted pointer dereference in Windows Domain Controller allows an unauthorized attacker to deny service over a network...

DirectX Graphics Kernel Remote Code Execution Vulnerability

Untrusted pointer dereference in Windows DirectX allows an authorized attacker to execute code locally...

Microsoft Excel Remote Code Execution Vulnerability

Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

Microsoft Excel Information Disclosure Vulnerability

Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to disclose information locally...

Windows Active Directory Domain Services Denial of Service Vulnerability

Null pointer dereference in Active Directory Domain Services allows an authorized attacker to deny service over a network...