Microsoft Windows Server 2022 23H2 vulnerabilities

CVE-2025-49661 [HIGH] CWE-822 CVE-2025-49661: Untrusted pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized Untrusted pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE-2025-47996 [HIGH] CWE-125 CVE-2025-47996: Integer underflow (wrap or wraparound) in Windows MBT Transport driver allows an authorized attacker Integer underflow (wrap or wraparound) in Windows MBT Transport driver allows an authorized attacker to elevate privileges locally.

CVE-2025-49693 [HIGH] CWE-415 CVE-2025-49693: Double free in Microsoft Brokering File System allows an authorized attacker to elevate privileges l Double free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.

CVE-2025-48816 [HIGH] CWE-125 CVE-2025-48816: Integer overflow or wraparound in HID class driver allows an authorized attacker to elevate privileg Integer overflow or wraparound in HID class driver allows an authorized attacker to elevate privileges locally.

CVE-2025-48822 [HIGH] CWE-125 CVE-2025-48822: Out-of-bounds read in Windows Hyper-V allows an unauthorized attacker to execute code locally. Out-of-bounds read in Windows Hyper-V allows an unauthorized attacker to execute code locally.

CVE-2025-49672 [HIGH] CWE-122 CVE-2025-49672: 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-2025-49694 [HIGH] CWE-476 CVE-2025-49694: Null pointer dereference in Microsoft Brokering File System allows an authorized attacker to elevate Null pointer dereference in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.

CVE-2025-47991 [HIGH] CWE-416 CVE-2025-47991: Use after free in Microsoft Input Method Editor (IME) allows an authorized attacker to elevate privi Use after free in Microsoft Input Method Editor (IME) allows an authorized 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-2025-49657 [HIGH] CWE-122 CVE-2025-49657: 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-2025-49665 [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-2025-49689 [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-2025-47998 [HIGH] CWE-122 CVE-2025-47998: 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-2025-49667 [HIGH] CWE-415 CVE-2025-49667: Double free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally. Double free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.

CVE-2025-49735 [HIGH] CWE-416 CVE-2025-49735: Use after free in Windows KDC Proxy Service (KPSSVC) allows an unauthorized attacker to execute code Use after free in Windows KDC Proxy Service (KPSSVC) allows an unauthorized attacker to execute code over a network.

CVE-2025-48821 [HIGH] CWE-416 CVE-2025-48821: Use after free in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker t Use after free in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to elevate privileges over an adjacent network.

CVE-2025-47993 [HIGH] CWE-284 CVE-2025-47993: Improper access control in Microsoft PC Manager allows an authorized attacker to elevate privileges Improper access control in Microsoft PC Manager allows an authorized attacker to elevate privileges locally.

CVE-2025-48815 [HIGH] CWE-843 CVE-2025-48815: Access of resource using incompatible type ('type confusion') in Windows SSDP Service allows an auth Access of resource using incompatible type ('type confusion') in Windows SSDP Service allows an authorized attacker to elevate privileges locally.

CVE-2025-47159 [HIGH] CWE-693 CVE-2025-47159: Protection mechanism failure in Windows Virtualization-Based Security (VBS) Enclave allows an author Protection mechanism failure in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to elevate privileges locally.

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.