SignalRGB kernel driver contains improper access control and IOCTL vulnerabilities

Overview The SignalRGB kernel driver, SignalIo.sys, contains two vulnerabilities involving improper access control and unsafe memory handling. The device object is created with an overly permissive Discretionary Access Control List DACL that allows user-mode processes to access privileged hardwar...

CVE-2026-8501

Improper access control in the PCTCore64.sys Windows kernel driver from PC Tools Internet Security allows user-mode processes to access the PCTCoreDriver WDM device interface and invoke privileged IOCTL handlers. A local attacker with the ability to access or load the affected driver can exploit...

CVE-2026-8501

Improper access control in the PCTCore64.sys Windows kernel driver from PC Tools Internet Security allows user-mode processes to access the PCTCoreDriver WDM device interface and invoke privileged IOCTL handlers. A local attacker with the ability to access or load the affected driver can exploit...

CVE-2026-8501

Improper access control in the PCTCore64.sys Windows kernel driver from PC Tools Internet Security allows user-mode processes to access the PCTCoreDriver WDM device interface and invoke privileged IOCTL handlers. A local attacker with the ability to access or load the affected driver can exploit...

EUVD-2026-33669

Improper access control in the PCTCore64.sys Windows kernel driver from PC Tools Internet Security allows user-mode processes to access the PCTCoreDriver WDM device interface and invoke privileged IOCTL handlers. A local attacker with the ability to access or load the affected driver can exploit...

CVE-2026-8501

CVE-2026-8501 affects the PC Tools PCTCore64.sys Windows kernel driver. The driver exposes the .�5CPCTCoreDriver WDM device interface with no access control, allowing user-mode processes to invoke privileged IOCTL handlers and perform low-level operations. Documented impacts include credential th...

PCTCore64.sys Windows kernel driver contains missing access control vulnerability

Overview The PCTCore64.sys Windows kernel driver from PC Tools Internet Security exposes its \.\PCTCoreDriver device interface with no access control, allowing any user-mode process to interact with the driver and invoke privileged IOCTL I/O Control commands. In a Bring Your Own Vulnerable Driver...

CVE-2025-11156

Netskope was notified about a potential gap in its agent NS Client on Windows systems. If this gap is successfully exploited, a local, authenticated user with Administrator privileges can improperly load the driver as a generic kernel service. This triggers the flaw, causing a system crash...

CVE-2025-11156

Netskope was notified about a potential gap in its agent NS Client on Windows systems. If this gap is successfully exploited, a local, authenticated user with Administrator privileges can improperly load the driver as a generic kernel service. This triggers the flaw, causing a system crash...

EUVD-2018-1756

Malware in sbrugna...

EUVD-2015-2610

Malware in sbrugna...

VulnCheck KEV: CVE-2024-35250

Microsoft Windows Kernel-Mode Driver contains an untrusted pointer dereference vulnerability that allows a local attacker to escalate privileges...

CVE-2024-43554

Windows Kernel-Mode Driver Information Disclosure Vulnerability...

PT-2024-6922 · Microsoft · Windows Kernel-Mode Driver +1

Name of the Vulnerable Software and Affected Versions: Windows Kernel-Mode Driver affected versions not specified Description: The issue is related to an information disclosure vulnerability in the Windows Kernel-Mode Driver. It is caused by improper cross-boundary removal of critical data, which...

The vulnerability of the kernel driver of Windows operating systems allows attackers to gain increased privileges.

The vulnerability of the kernel driver in Windows operating systems is related to the swapping of a non-trusted pointer. Exploiting this vulnerability can allow an attacker to increase their privileges...

The vulnerability of the win32kfull driver of the Windows GDI component allows attackers to gain increased privileges.

The vulnerability of the win32kfull driver of the Windows GDI component on Windows operating systems is related to the use of memory after it is freed. Exploiting this vulnerability can allow an attacker to increase their privileges...

Phoenix Technologies Windows kernel driver vulnerable to insufficient access control on its IOCTL

Overview Some of the Windows kernel drivers provided by Phoenix Technologies Inc. is vulnerable to insufficient access control on its IOCTL CWE-782, CVE-2023-35841. Takahiro Haruyama of VMware reported this vulnerability to JPCERT/CC. JPCERT/CC coordinated with the developer. Impact By sending a...

New WinTapix.sys Malware Engages in Multi-Stage Attack Across Middle East

An unknown threat actor has been observed leveraging a malicious Windows kernel driver in attacks likely targeting the Middle East since at least May 2020. Fortinet Fortiguard Labs, which dubbed the artifact WINTAPIX WinTapix.sys, attributed the malware with low confidence to an Iranian threat...

VulnCheck KEV: CVE-2016-0095

The kernel-mode driver in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, and Windows 10 Gold and 1511 allows local users to gain privileges via a crafted application, aka "Win32k Elevation of...

Exploit for Incorrect Authorization in Microsoft

PoC exploit for CVE-2022-21894, a vulnerability in a Windows ker...