Microsoft Windows 11 23H2 vulnerabilities

CVE-2025-50176 [HIGH] CWE-122 CVE-2025-50176: Access of resource using incompatible type ('type confusion') in Graphics Kernel allows an authorize Access of resource using incompatible type ('type confusion') in Graphics Kernel allows an authorized attacker to execute code locally.

CVE-2025-49743 [MEDIUM] CWE-362 CVE-2025-49743: Concurrent execution using shared resource with improper synchronization ('race condition') in Micro Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.

CVE-2025-48807 [MEDIUM] CWE-923 CVE-2025-48807: Improper restriction of communication channel to intended endpoints in Windows Hyper-V allows an aut Improper restriction of communication channel to intended endpoints in Windows Hyper-V allows an authorized attacker to execute code locally.

CVE-2025-50172 [MEDIUM] CWE-770 CVE-2025-50172: Allocation of resources without limits or throttling in Windows DirectX allows an authorized attacke Allocation of resources without limits or throttling in Windows DirectX allows an authorized attacker to deny service over a network.

CVE-2025-50154 [MEDIUM] CWE-200 CVE-2025-50154: Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an unauth Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an unauthorized attacker to perform spoofing over a network.

CVE-2025-49751 [MEDIUM] CWE-820 CVE-2025-49751: Missing synchronization in Windows Hyper-V allows an authorized attacker to deny service over an adj Missing synchronization in Windows Hyper-V allows an authorized attacker to deny service over an adjacent network.

CVE-2025-53136 [MEDIUM] CWE-200 CVE-2025-53136: Exposure of sensitive information to an unauthorized actor in Windows NT OS Kernel allows an authori Exposure of sensitive information to an unauthorized actor in Windows NT OS Kernel allows an authorized attacker to disclose information locally.

CVE-2025-50166 [MEDIUM] CWE-190 CVE-2025-50166: Integer overflow or wraparound in Windows Distributed Transaction Coordinator allows an authorized a Integer overflow or wraparound in Windows Distributed Transaction Coordinator allows an authorized attacker to disclose information over a network.

CVE-2025-53716 [MEDIUM] CWE-476 CVE-2025-53716: Null pointer dereference in Windows Local Security Authority Subsystem Service (LSASS) allows an aut Null pointer dereference in Windows Local Security Authority Subsystem Service (LSASS) allows an authorized attacker to deny service over a network.

CVE-2025-47981 [CRITICAL] CWE-122 CVE-2025-47981: Heap-based buffer overflow in Windows SPNEGO Extended Negotiation allows an unauthorized attacker to Heap-based buffer overflow in Windows SPNEGO Extended Negotiation allows an unauthorized attacker to execute code over a network.

CVE-2025-49730 [HIGH] CWE-122 CVE-2025-49730: Time-of-check time-of-use (toctou) race condition in Microsoft Windows QoS scheduler allows an autho Time-of-check time-of-use (toctou) race condition in Microsoft Windows QoS scheduler allows an authorized attacker to elevate privileges locally.

CVE-2025-47976 [HIGH] CWE-416 CVE-2025-47976: Use after free in Windows SSDP Service allows an authorized attacker to elevate privileges locally. Use after free in Windows SSDP Service allows an authorized attacker to elevate privileges locally.

CVE-2025-48814 [HIGH] CWE-306 CVE-2025-48814: Missing authentication for critical function in Windows Remote Desktop Licensing Service allows an u Missing authentication for critical function in Windows Remote Desktop Licensing Service allows an unauthorized attacker to bypass a security feature over a network.

CVE-2025-49660 [HIGH] CWE-416 CVE-2025-49660: Use after free in Windows Event Tracing allows an authorized attacker to elevate privileges locally. Use after free in Windows Event Tracing allows an authorized attacker to elevate privileges locally.

CVE-2025-47973 [HIGH] CWE-126 CVE-2025-47973: Buffer over-read in Virtual Hard Disk (VHDX) allows an unauthorized attacker to elevate privileges l Buffer over-read in Virtual Hard Disk (VHDX) allows an unauthorized attacker to elevate privileges locally.

CVE-2025-49685 [HIGH] CWE-416 CVE-2025-49685: Use after free in Microsoft Windows Search Component allows an authorized attacker to elevate privil Use after free in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally.

CVE-2025-49683 [HIGH] CWE-122 CVE-2025-49683: Integer overflow or wraparound in Virtual Hard Disk (VHDX) allows an unauthorized attacker to execut Integer overflow or wraparound in Virtual Hard Disk (VHDX) allows an unauthorized attacker to execute code locally.

CVE-2025-49675 [HIGH] CWE-416 CVE-2025-49675: Use after free in Kernel Streaming WOW Thunk Service Driver allows an authorized attacker to elevate Use after free in Kernel Streaming WOW Thunk Service Driver allows an authorized attacker to elevate privileges locally.

CVE-2025-49721 [HIGH] CWE-122 CVE-2025-49721: Heap-based buffer overflow in Windows Fast FAT Driver allows an unauthorized attacker to elevate pri Heap-based buffer overflow in Windows Fast FAT Driver allows an unauthorized attacker to elevate privileges locally.

CVE-2025-47984 [HIGH] CWE-693 CVE-2025-47984: Protection mechanism failure in Windows GDI allows an unauthorized attacker to disclose information Protection mechanism failure in Windows GDI allows an unauthorized attacker to disclose information over a network.