(Pwn2Own) Microsoft Windows win32kfull Bitmap Use-After-Free Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the handling of...

Microsoft Windows win32kfull Palette Use-After-Free Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the handling of...

Microsoft Windows win32kfull Font Entry Use-After-Free Information Disclosure Vulnerability

This vulnerability allows local attackers to disclose sensitive information on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the...

Microsoft Windows win32kfull MulDrawStream Untrusted Pointer Dereference Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the win32kfull.sys...

Microsoft Windows win32kfull MulStretchBlt Untrusted Pointer Dereference Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the win32kfull.sys...

Microsoft Windows win32kfull MulFillPath Untrusted Pointer Dereference Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the win32kfull.sys...

Microsoft Windows win32kfull MulTextOut Untrusted Pointer Dereference Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the win32kfull.sys...

Microsoft Windows win32kfull MulAlphaBlend Untrusted Pointer Dereference Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the win32kfull.sys...

Microsoft Windows win32kfull MulLineTo Untrusted Pointer Dereference Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the win32kfull.sys...

Microsoft Windows win32kfull MulGradientFill Untrusted Pointer Dereference Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the win32kfull.sys...

Microsoft Windows本地提权漏洞（CVE-2021-1732）

CVE-2021-1732: win32kfull xxxCreateWindowEx callback out-of-bounds Mar 25, 2021 • iamelli0t CVE-2021-1732 is a 0-Day vulnerability exploited by the BITTER APT organization in one operation which was disclosed in February this year123. This vulnerability exploits a user mode callback opportunity i...

Microsoft Windows win32kfull bStretch NULL Pointer Dereference Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the win32kfull.sys...

PT-2021-3150 · Microsoft · Windows Graphics +1

Name of the Vulnerable Software and Affected Versions: Windows Graphics Component affected versions not specified Description: The issue is related to the incorrect handling of Font Entry objects, which can allow an attacker to elevate their privileges. This can affect the system, potentially...

(0Day) Microsoft Windows win32kfull bRotate NULL Pointer Dereference Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the win32kfull.sys...

Microsoft Windows win32kfull PDEVOBJ Use-After-Free Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the handling of...

February 21, 2019—KB4491101 (OS Build 10240.18135)

None None...

August 30, 2018—KB4343893 (OS Build 16299.637)

None None...

June 21, 2018—KB4284833 (OS Build 14393.2339)

None None...

Windows Kernel double fetches in win32kfull!xxxImeWindowPosChanged and win32kfull!InternalRebuildHwndListForIMEClass( CVE-2018-0809)

We have noticed the following code in the win32kfull!xxxImeWindowPosChanged function on Windows 10 version 1709 32-bit listing from the IDA Pro disassembler: .text:000485A4 ; try // except at locF3502 .text:000485A4 mov ebp+msexc.registration.TryLevel, 0 .text:000485AB mov eax, ecx .text:000485AD...

Microsoft Windows win32kfull!GreUpdateSpriteInternal Kernel Stack Memory Disclosure Exploit

On Windows 10 32-bit version 1709, a kernel stack memory disclosure was discovered in win32kfull!GreUpdateSpriteInternal. Windows Kernel stack memory disclosure in win32kfull!GreUpdateSpriteInternal On Windows 10 32-bit version 1709, we have discovered a disclosure of 4 uninitialized bytes from t...