KB5055526

Use after free in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.

Use after free in Remote Desktop Gateway Service allows an unauthorized attacker to execute code over a network.

Use after free in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attacker to execute code over a network.

Weak authentication in Windows Active Directory Certificate Services allows an authorized attacker to elevate privileges over a network.

Improper link resolution before file access ('link following') in Windows Update Stack allows an authorized attacker to elevate privileges locally.

Uncontrolled resource consumption in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attacker to deny service over a network.

Uncontrolled resource consumption in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attacker to deny service over a network.

Improper input validation in Windows Kerberos allows an authorized attacker to elevate privileges over a network.

Uncontrolled resource consumption in Windows Standards-Based Storage Management Service allows an unauthorized attacker to deny service over a network.

Uncontrolled resource consumption in Windows Standards-Based Storage Management Service allows an unauthorized attacker to deny service over a network.

Stack-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to execute code over a network.

Insufficient resource pool in Windows Kerberos allows an unauthorized attacker to deny service over a network.

Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to execute code over a network.

Uncontrolled resource consumption in Windows HTTP.sys allows an unauthorized attacker to deny service over a network.

Uncontrolled resource consumption in Windows Standards-Based Storage Management Service allows an unauthorized attacker to deny service over a network.

Uncontrolled resource consumption in Windows Standards-Based Storage Management Service allows an unauthorized attacker to deny service over a network.

Out-of-bounds read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.

Uncontrolled resource consumption in Windows Standards-Based Storage Management Service allows an unauthorized attacker to deny service over a network.

Uncontrolled resource consumption in Windows Cryptographic Services allows an unauthorized attacker to deny service over a network.

Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to execute code over a network.

Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to execute code over a network.

Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to execute code over a network.

Uncontrolled resource consumption in Windows Standards-Based Storage Management Service allows an unauthorized attacker to deny service over a network.

Improper input validation in Windows Security Zone Mapping allows an unauthorized attacker to bypass a security feature locally.

Sensitive data storage in improperly locked memory in Remote Desktop Gateway Service allows an unauthorized attacker to execute code over a network.

Use after free in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attacker to execute code over a network.

Improper access control in Active Directory Domain Services allows an authorized attacker to elevate privileges over a network.

Insecure storage of sensitive information in Windows Kerberos allows an authorized attacker to bypass a security feature locally.

Heap-based buffer overflow in Remote Desktop Client allows an authorized attacker to execute code over a network.

Use after free in Windows Remote Desktop Services allows an unauthorized attacker to execute code over a network.

Improper access control in Windows Defender Application Control (WDAC) allows an unauthorized attacker to bypass a security feature locally.

Untrusted pointer dereference in Windows Kernel Memory allows an authorized attacker to elevate privileges locally.

Improper link resolution before file access ('link following') in Windows Installer allows an authorized attacker to elevate privileges locally.

Sensitive data storage in improperly locked memory in Windows TCP/IP allows an unauthorized attacker to execute code over a network.

Untrusted pointer dereference in Windows Kernel allows an authorized attacker to elevate privileges locally.

Improper input validation in OpenSSH for Windows allows an authorized attacker to elevate privileges locally.

Heap-based buffer overflow in Windows Bluetooth Service allows an authorized attacker to elevate privileges locally.

Improper input validation in Azure Local allows an authorized attacker to elevate privileges locally.

Stack-based buffer overflow in Microsoft Virtual Hard Drive allows an authorized attacker to elevate privileges locally.

Use after free in Windows Win32K - GRFX allows an unauthorized attacker to elevate privileges over a network.

Use after free in RPC Endpoint Mapper Service allows an authorized attacker to elevate privileges locally.

Out-of-bounds read in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.

Heap-based buffer overflow in Windows Media allows an authorized attacker to execute code locally.

Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.

Heap-based buffer overflow in Windows Media allows an authorized attacker to execute code locally.

Sensitive data storage in improperly locked memory in Windows Kernel allows an authorized attacker to elevate privileges locally.

Integer overflow or wraparound in Windows USB Print Driver allows an authorized attacker to elevate privileges locally.

Improper input validation in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

Improper input validation in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

Improper input validation in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

Improper input validation in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

Improper input validation in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

Use after free in Windows Hyper-V allows an authorized attacker to execute code over a network.

Sensitive data storage in improperly locked memory in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to elevate privileges over a network.

Improper access control in Windows Resilient File System (ReFS) allows an authorized attacker to disclose information over a network.

Improper access control in Windows NTFS allows an authorized attacker to disclose file path information under a folder where the attacker doesn't have permission to list content.

Summary: As of July 8, 2025 Microsoft has completed mitigations to address this vulnerability.

Exposed dangerous method or function in Windows Local Session Manager (LSM) allows an authorized attacker to deny service over a network.

Protection mechanism failure in Windows BitLocker allows an unauthorized attacker to bypass a security feature with a physical attack.

Weak authentication in Windows Hello allows an authorized attacker to bypass a security feature over a network.

Sensitive data storage in improperly locked memory in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Secure Channel allows an authorized attacker to elevate privileges locally.

Heap-based buffer overflow in Windows Local Security Authority (LSA) allows an authorized attacker to elevate privileges locally.

Use of uninitialized resource in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.

Buffer over-read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.

Exposure of sensitive information to an unauthorized actor in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.

Sensitive data storage in improperly locked memory in Windows upnphost.dll allows an authorized attacker to elevate privileges locally.

Buffer over-read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Secure Channel allows an authorized attacker to elevate privileges locally.

Time-of-check time-of-use (toctou) race condition in Windows Local Security Authority (LSA) allows an authorized attacker to elevate privileges locally.

Use after free in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.

Buffer over-read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.

Buffer over-read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.

Insufficient verification of data authenticity in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to bypass a security feature locally.

Sensitive data storage in improperly locked memory in Microsoft Streaming Service allows an unauthorized attacker to deny service over a network.

Out-of-bounds read in Windows NTFS allows an unauthorized attacker to disclose information locally.

Exposure of sensitive information to an unauthorized actor in Windows Power Dependency Coordinator allows an authorized attacker to disclose information locally.

Use of a cryptographic primitive with a risky implementation in Windows Cryptographic Services allows an authorized attacker to disclose information locally.