CVE-2016-3308

CVE-2016-3308을 이용한 win32k 데스크톱 힙 손상 저자 : @55-AA, 2016년 9월 18일 소개 데스크톱 힙은 win32k가 사용하는 커널 풀로, 사용자 모드 애플리케이션에 의해 악용될 수 있습니다. 여기에서는 커널에서 임의 주소를 읽고 쓰기 위한 안정적인 익스플로잇을 구현하는 방법을 자세히 설명합니다. 이 분석 글과 관련 분석은 win7sp1x86빌드 17842 설치 환경에서 수행되었습니다. 취약점 2016년 8월 9일, Microsoft는 MS16-098을 공개했습니다. 취약점 코드는...

CVE-2026-50416-writeup-and-poc

CVE-2026-50416: 데스크톱 힙에 하나의 QWORD가 너무 많음 Windows 11 Insider 빌드 10.0.28020.2149에서 Win32k 데스크톱 힙의 사용자 모드 매핑이 오프셋 0x100에 원시 커널 세션 풀 포인터를 노출했습니다. 읽기 자체는 거의 공격적으로 작을 정도입니다: ULONG64 leaked = ULONG64 desktopheap + 0x100; 테스트 세션에서 다음 값이 반환되었습니다: 0xffffc600dcc00040 이 값은 동일한 데스크톱의 프로세스 간에 동일하게 유지되었으며 재부팅 후...

Exploit for CVE-2026-50416

CVE-2026-50416: a kernel pointer on every desktop, readable fr...

KB5095051: Windows 11 Version 26H1 Security Update (June 2026)

The remote Windows host is missing security update 5095051. It is, therefore, affected by multiple vulnerabilities - Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network. CVE-2026-42909, CVE-2026-42913, CVE-2026-42985, CVE-2026-42992,...

CVE-2025-54211

InDesign Desktop versions 20.4, 19.5.4 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file...

CVE-2025-54209 InDesign Desktop | Heap-based Buffer Overflow (CWE-122)

InDesign Desktop versions 20.4, 19.5.4 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file...

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...

Veeam Agent backup job fails with "Failed to call RPC function 'TestCompatible': Error code: 0x80070008. Cannot initialize COM runtime" error

Challenge A Veeam Agent backup job managed by the backup server fails with the following error: Processing Error: Failed to call RPC function 'TestCompatible': Error code: 0x80070008. Cannot initialize COM runtime. Cause When a backup job starts, Veeam Backup & Replication connects to the Veeam...

Microsoft Windows win32k - Using SetClassLong to Switch Between CS_CLASSDC and CS_OWNDC Corrupts DC

Exploit for windows platform in category dos / poc Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1389&desc=6 Windows maintains a DC cache in win32kbase!gpDispInfo-pdceFirst. If you create multiple windows from a shared class while switching between CSOWNDC and CSCLASSDC, you c...

Job Fails to Start Due to Timeout Caused by Desktop Heap Allocation Failure

Article Applicability The timeout error displayed in Veeam Backup & Replication can be caused by various factors. This article explicitly addresses a scenario where the Windows OS experiences a 'heap allocation' failure. Please note that the solution provided in this article is only applicable if...

MS15-061 Windows NTUserMessageCall Win32k Kernel Pool Overflow (Schlamperei)

No description provided by source. include include / Exploiting MS15-061 with reverse engineering Win32k.sys by steps : 1: hook PEB callback Function 2: trigger vulnerability make proper Window to lead vulnerable function 3: replace fake object with NtUserDefSetText in Desktop heap inside PEB...