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Known vulnerabilities in Microsoft Windows 10 Version 21H2

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CVE Summary Score Published
CVE-2025-53716 Null pointer dereference in Windows Local Security Authority Subsystem Service (LSASS) allows an authorized attacker… 6.5 Medium Aug 12, 2025
CVE-2025-53155 Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to elevate privileges locally 7.8 High Aug 12, 2025
CVE-2025-53154 Null pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate… 7.8 High Aug 12, 2025
CVE-2025-53152 Use after free in Desktop Windows Manager allows an authorized attacker to execute code locally 7.8 High Aug 12, 2025
CVE-2025-53151 Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally 7.8 High Aug 12, 2025
CVE-2025-53149 Heap-based buffer overflow in Kernel Streaming WOW Thunk Service Driver allows an authorized attacker to elevate… 7.8 High Aug 12, 2025
CVE-2025-53147 Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges… 7.0 High Aug 12, 2025
CVE-2025-53145 Access of resource using incompatible type ('type confusion') in Windows Message Queuing allows an authorized attacker… 8.8 High Aug 12, 2025
CVE-2025-53144 Access of resource using incompatible type ('type confusion') in Windows Message Queuing allows an authorized attacker… 8.8 High Aug 12, 2025
CVE-2025-53143 Access of resource using incompatible type ('type confusion') in Windows Message Queuing allows an authorized attacker… 8.8 High Aug 12, 2025
CVE-2025-53141 Null pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate… 7.8 High Aug 12, 2025
CVE-2025-53140 Use after free in Kernel Transaction Manager allows an authorized attacker to elevate privileges locally 7.0 High Aug 12, 2025
CVE-2025-53137 Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges… 7.0 High Aug 12, 2025
CVE-2025-53136 Exposure of sensitive information to an unauthorized actor in Windows NT OS Kernel allows an authorized attacker to… 5.5 Medium Aug 12, 2025
CVE-2025-53135 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows DirectX allows an… 7.0 High Aug 12, 2025
CVE-2025-53134 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Ancillary… 7.0 High Aug 12, 2025
CVE-2025-53132 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Win32K - GRFX… 7.8 High Aug 12, 2025
CVE-2025-53131 Heap-based buffer overflow in Windows Media allows an unauthorized attacker to execute code over a network 8.8 High Aug 12, 2025
CVE-2025-50177 Use after free in Windows Message Queuing allows an unauthorized attacker to execute code over a network 8.1 High Aug 12, 2025
CVE-2025-50173 Weak authentication in Windows Installer allows an authorized attacker to elevate privileges locally 7.8 High Aug 12, 2025
CVE-2025-50172 Allocation of resources without limits or throttling in Windows DirectX allows an authorized attacker to deny service… 6.5 Medium Aug 12, 2025
CVE-2025-50171 Missing authorization in Remote Desktop Server allows an unauthorized attacker to perform spoofing over a network 9.1 Critical Aug 12, 2025
CVE-2025-50170 Improper handling of insufficient permissions or privileges in Windows Cloud Files Mini Filter Driver allows an… 7.8 High Aug 12, 2025
CVE-2025-50167 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Hyper-V allows an… 7.0 High Aug 12, 2025
CVE-2025-50166 Integer overflow or wraparound in Windows Distributed Transaction Coordinator allows an authorized attacker to… 6.5 Medium Aug 12, 2025

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