December 10, 2025
Proactive Defense: The Importance of Incident Response Planning in Cybersecurity
Lumma Stealer Malware aka LummaC – Active IOCs
November 3, 2025CVE-2025-40603 – SonicWall SMA100 Series Appliances Vulnerability
November 3, 2025Lumma Stealer Malware aka LummaC – Active IOCs
November 3, 2025CVE-2025-40603 – SonicWall SMA100 Series Appliances Vulnerability
November 3, 2025
Severity
Medium
Analysis Summary
CVE-2025-55328 CVSS:7.8
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Hyper-V allows an authorized attacker to elevate privileges locally.
CVE-2025-50152 CVSS:7.8
Out-of-bounds read in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVE-2025-55693 CVSS:7.4
Use after free in Windows Kernel allows an unauthorized attacker to elevate privileges locally.
CVE-2025-59187 CVSS:7.8
Improper input validation in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVE-2025-59194 CVSS:7
Use of uninitialized resource in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVE-2025-59207 CVSS:7.8
Untrusted pointer dereference in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVE-2025-55679 CVSS:5.1
Improper input validation in Windows Kernel allows an unauthorized attacker to disclose information locally.
CVE-2025-55683 CVSS:5.5
Exposure of sensitive information to an unauthorized actor in Windows Kernel allows an authorized attacker to disclose information locally.
CVE-2025-55699 CVSS:5.5
Exposure of sensitive information to an unauthorized actor in Windows Kernel allows an authorized attacker to disclose information locally.
CVE-2025-59186 CVSS:5.5
Exposure of sensitive information to an unauthorized actor in Windows Kernel allows an authorized attacker to disclose information locally.
Impact
- Privilege Escalation
- Information Disclosure
Indicators of Compromise
CVE
- CVE-2025-55328
- CVE-2025-50152
- CVE-2025-55693
- CVE-2025-59187
- CVE-2025-59194
- CVE-2025-59207
- CVE-2025-55679
- CVE-2025-55683
- CVE-2025-55699
- CVE-2025-59186
Affected Vendors
- Microsoft
Affected Products
- Microsoft Windows 10 Version 1607 for 32-bit Systems
- Microsoft Windows 10 Version 1607 for x64-based Systems
- Microsoft Windows 10 Version 1809 for 32-bit Systems
- Microsoft Windows 10 Version 1809 for x64-based Systems
- Microsoft Windows Server 2019 (Server Core installation)
- Microsoft Windows Server 2022 (Server Core installation)
- Microsoft Windows Server 2016 (Server Core installation)
- Microsoft Windows Server 2025
- Microsoft Windows 11 Version 24H2 for x64-based Systems
- Microsoft Windows 11 Version 24H2 for ARM64-based Systems
- Microsoft Windows 11 Version 23H2 for x64-based Systems
- Microsoft Windows 11 Version 23H2 for ARM64-based Systems
- Microsoft Windows Server 2025 (Server Core installation)
- Microsoft Windows 10 Version 22H2 for x64-based Systems
- Microsoft Windows 11 Version 22H2 for x64-based Systems
- Microsoft Windows 11 Version 22H2 for ARM64-based Systems
- Microsoft Windows 10 Version 21H2 for x64-based Systems
- Microsoft Windows 10 Version 22H2 for 32-bit Systems
- Microsoft Windows 10 Version 22H2 for ARM64-based Systems
- Microsoft Windows 10 Version 21H2 for ARM64-based Systems
- Microsoft Windows Server 2022 - 23H2 Edition (Server Core installation)
- Microsoft Windows 11 Version 25H2 for ARM64-based Systems
- Microsoft Windows 11 Version 25H2 for x64-based Systems
Remediation
Use Microsoft Automatic Update to apply the appropriate patch for your system, or the Microsoft Security Update Guide to search for available patches.