Microsoft Windows 11 22H2 vulnerabilities

CVE-2025-27476 [HIGH] CWE-416 CVE-2025-27476: Use after free in Windows Digital Media allows an authorized attacker to elevate privileges locally. Use after free in Windows Digital Media allows an authorized attacker to elevate privileges locally.

CVE-2025-26668 [HIGH] CWE-122 CVE-2025-26668: 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-2025-27467 [HIGH] CWE-416 CVE-2025-27467: Use after free in Windows Digital Media allows an authorized attacker to elevate privileges locally. Use after free in Windows Digital Media allows an authorized attacker to elevate privileges locally.

CVE-2025-26639 [HIGH] CWE-122 CVE-2025-26639: Integer overflow or wraparound in Windows USB Print Driver allows an authorized attacker to elevate Integer overflow or wraparound in Windows USB Print Driver allows an authorized attacker to elevate privileges locally.

CVE-2025-26648 [HIGH] CWE-416 CVE-2025-26648: Sensitive data storage in improperly locked memory in Windows Kernel allows an authorized attacker t Sensitive data storage in improperly locked memory in Windows Kernel allows an authorized attacker to elevate privileges locally.

CVE-2025-26678 [HIGH] CWE-284 CVE-2025-26678: Improper access control in Windows Defender Application Control (WDAC) allows an unauthorized attack Improper access control in Windows Defender Application Control (WDAC) allows an unauthorized attacker to bypass a security feature locally.

CVE-2025-27473 [HIGH] CWE-400 CVE-2025-27473: Uncontrolled resource consumption in Windows HTTP.sys allows an unauthorized attacker to deny servic Uncontrolled resource consumption in Windows HTTP.sys allows an unauthorized attacker to deny service over a network.

CVE-2025-29811 [HIGH] CWE-20 CVE-2025-29811: Improper input validation in Windows Mobile Broadband allows an authorized attacker to elevate privi Improper input validation in Windows Mobile Broadband allows an authorized attacker to elevate privileges locally.

CVE-2025-27730 [HIGH] CWE-415 CVE-2025-27730: Use after free in Windows Digital Media allows an authorized attacker to elevate privileges locally. Use after free in Windows Digital Media allows an authorized attacker to elevate privileges locally.

CVE-2025-26675 [HIGH] CWE-125 CVE-2025-26675: Out-of-bounds read in Windows Subsystem for Linux allows an authorized attacker to elevate privilege Out-of-bounds read in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.

CVE-2025-27731 [HIGH] CWE-20 CVE-2025-27731: Improper input validation in OpenSSH for Windows allows an authorized attacker to elevate privileges Improper input validation in OpenSSH for Windows allows an authorized attacker to elevate privileges locally.

CVE-2025-26670 [HIGH] CWE-416 CVE-2025-26670: Use after free in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attack Use after free in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attacker to execute code over a network.

CVE-2025-27491 [HIGH] CWE-416 CVE-2025-27491: Use after free in Windows Hyper-V allows an authorized attacker to execute code over a network. Use after free in Windows Hyper-V allows an authorized attacker to execute code over a network.

CVE-2025-26687 [HIGH] CWE-416 CVE-2025-26687: Use after free in Windows Win32K - GRFX allows an unauthorized attacker to elevate privileges over a Use after free in Windows Win32K - GRFX allows an unauthorized attacker to elevate privileges over a network.

CVE-2025-21204 [HIGH] CWE-59 CVE-2025-21204: Improper link resolution before file access ('link following') in Windows Update Stack allows an aut Improper link resolution before file access ('link following') in Windows Update Stack allows an authorized attacker to elevate privileges locally.

CVE-2025-26679 [HIGH] CWE-416 CVE-2025-26679: Use after free in RPC Endpoint Mapper Service allows an authorized attacker to elevate privileges lo Use after free in RPC Endpoint Mapper Service allows an authorized attacker to elevate privileges locally.

CVE-2025-27469 [HIGH] CWE-400 CVE-2025-27469: Uncontrolled resource consumption in Windows LDAP - Lightweight Directory Access Protocol allows an Uncontrolled resource consumption in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attacker to deny service over a network.

CVE-2025-26686 [HIGH] CWE-591 CVE-2025-26686: Sensitive data storage in improperly locked memory in Windows TCP/IP allows an unauthorized attacker Sensitive data storage in improperly locked memory in Windows TCP/IP allows an unauthorized attacker to execute code over a network.

CVE-2025-27492 [HIGH] CWE-362 CVE-2025-27492: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Secure Channel allows an authorized attacker to elevate privileges locally.

CVE-2025-29810 [HIGH] CWE-284 CVE-2025-29810: Improper access control in Active Directory Domain Services allows an authorized attacker to elevate Improper access control in Active Directory Domain Services allows an authorized attacker to elevate privileges over a network.