Microsoft Windows Server 2012 R2 vulnerabilities

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-2025-53153 [MEDIUM] CWE-908 CVE-2025-53153: Use of uninitialized resource in Windows Routing and Remote Access Service (RRAS) allows an authoriz Use of uninitialized resource in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to disclose information over a network.

CVE-2025-53138 [MEDIUM] CWE-908 CVE-2025-53138: Use of uninitialized resource in Windows Routing and Remote Access Service (RRAS) allows an authoriz Use of uninitialized resource in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to disclose information over a network.

CVE-2025-50156 [MEDIUM] CWE-908 CVE-2025-50156: Use of uninitialized resource in Windows Routing and Remote Access Service (RRAS) allows an authoriz Use of uninitialized resource in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to disclose information 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-2025-49689 [HIGH] CWE-125 CVE-2025-49689: Integer overflow or wraparound in Virtual Hard Disk (VHDX) allows an unauthorized attacker to elevat Integer overflow or wraparound in Virtual Hard Disk (VHDX) allows an unauthorized attacker to elevate privileges locally.

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-2025-49688 [HIGH] CWE-415 CVE-2025-49688: Double free in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to e Double free in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code 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-2025-49673 [HIGH] CWE-122 CVE-2025-49673: Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorize Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.

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-2025-49669 [HIGH] CWE-122 CVE-2025-49669: Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorize Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.

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-2025-49665 [HIGH] CWE-362 CVE-2025-49665: Concurrent execution using shared resource with improper synchronization ('race condition') in Works Concurrent execution using shared resource with improper synchronization ('race condition') in Workspace Broker 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.

CVE-2025-49742 [HIGH] CWE-122 CVE-2025-49742: Integer overflow or wraparound in Microsoft Graphics Component allows an authorized attacker to exec Integer overflow or wraparound in Microsoft Graphics Component allows an authorized attacker to execute code locally.