CWE-122
3,698 CVEs • Abstraction: Variant • Likelihood of Exploit: High
Heap-based Buffer Overflow
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
CVEs (3,698)
CVE VENDORS PRODUCTS UPDATED PUBLISHED CVSS |
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1Microsoft 10Windows 10 1809 Windows 10 21h2Windows 10 22h2+7 moreSep 28, 2026 Sep 8, 2026 N/A· v4 7.8 HIGH· v3 N/A· v2 Heap-based buffer overflow in Windows Power Dependency Coordinator allows an authorized attacker to elevate privileges locally. |
1Microsoft 12Windows 10 1607 Windows 10 1809Windows 10 21h2+9 moreSep 25, 2026 Sep 8, 2026 N/A· v4 7.8 HIGH· v3 N/A· v2 Heap-based buffer overflow in Microsoft Windows Speech allows an authorized attacker to elevate privileges locally. |
1Microsoft 13Windows 10 1607 Windows 10 1809Windows 10 21h2+10 moreSep 25, 2026 Sep 8, 2026 N/A· v4 7.8 HIGH· v3 N/A· v2 Heap-based buffer overflow in Windows Remote Access Connection Manager allows an authorized attacker to elevate privileges locally. |
1Microsoft 13Windows 10 1607 Windows 10 1809Windows 10 21h2+10 moreSep 25, 2026 Sep 8, 2026 N/A· v4 6.7 MEDIUM· v3 N/A· v2 Heap-based buffer overflow in Windows BitLocker allows an authorized attacker to execute code locally. |
1Microsoft 5Windows 11 23h2 Windows 11 24h2Windows 11 25h2+2 moreSep 25, 2026 Sep 8, 2026 N/A· v4 7.8 HIGH· v3 N/A· v2 Heap-based buffer overflow in Windows Audio Service allows an authorized attacker to elevate privileges locally. |
1Microsoft 12Windows 10 1607 Windows 10 1809Windows 10 21h2+9 moreSep 25, 2026 Sep 8, 2026 N/A· v4 7.8 HIGH· v3 N/A· v2 Heap-based buffer overflow in Microsoft Windows Speech allows an authorized attacker to elevate privileges locally. |
1Microsoft 5365 Apps Office 2016Office 2019+2 moreSep 9, 2026 Sep 8, 2026 N/A· v4 8.8 HIGH· v3 N/A· v2 Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code over a network. |
1Microsoft 3.net Visual Studio 2022Visual Studio 2026Sep 29, 2026 Sep 8, 2026 N/A· v4 8.8 HIGH· v3 N/A· v2 Heap-based buffer overflow in .NET and Visual Studio allows an unauthorized attacker to elevate privileges over a network. |
1Microsoft 10Windows 10 1809 Windows 10 21h2Windows 10 22h2+7 moreOct 7, 2026 Sep 8, 2026 N/A· v4 7.8 HIGH· v3 N/A· v2 Heap-based buffer overflow in Windows State Repository Service allows an authorized attacker to elevate privileges locally. |
1Microsoft 13Windows 10 1607 Windows 10 1809Windows 10 21h2+10 moreSep 25, 2026 Sep 8, 2026 N/A· v4 8.8 HIGH· v3 N/A· v2 Heap-based buffer overflow in Windows URL Moniker allows an unauthorized attacker to execute code over a network. |
1Microsoft 12Windows 10 1607 Windows 10 1809Windows 10 21h2+9 moreSep 25, 2026 Sep 8, 2026 N/A· v4 7.8 HIGH· v3 N/A· v2 Heap-based buffer overflow in Windows Error Reporting allows an authorized attacker to elevate privileges locally. |
1Microsoft 13Windows 10 1607 Windows 10 1809Windows 10 21h2+10 moreSep 29, 2026 Sep 8, 2026 N/A· v4 7.8 HIGH· v3 N/A· v2 Heap-based buffer overflow in Volume Manager Driver allows an authorized attacker to elevate privileges locally. |
1Microsoft 13Windows 10 1607 Windows 10 1809Windows 10 21h2+10 moreSep 29, 2026 Sep 8, 2026 N/A· v4 9.8 CRITICAL· v3 N/A· v2 Heap-based buffer overflow in Telnet Client allows an unauthorized attacker to execute code over a network. |
1Microsoft 10Windows 10 1809 Windows 10 21h2Windows 10 22h2+7 moreSep 24, 2026 Sep 8, 2026 N/A· v4 7.5 HIGH· v3 N/A· v2 Heap-based buffer overflow in Windows IKE Extension allows an authorized attacker to execute code over a network. |
1Microsoft 13Windows 10 1607 Windows 10 1809Windows 10 21h2+10 moreSep 24, 2026 Sep 8, 2026 N/A· v4 7.8 HIGH· v3 N/A· v2 Heap-based buffer overflow in Windows VOLSNAP.SYS allows an authorized attacker to execute code locally. |
1Microsoft 13Windows 10 1607 Windows 10 1809Windows 10 21h2+10 moreSep 24, 2026 Sep 8, 2026 N/A· v4 7.8 HIGH· v3 N/A· v2 Heap-based buffer overflow in Windows Distributed File System (DFS) allows an authorized attacker to elevate privileges locally. |
1Microsoft 13Windows 10 1607 Windows 10 1809Windows 10 21h2+10 moreSep 24, 2026 Sep 8, 2026 N/A· v4 8.0 HIGH· v3 N/A· v2 Heap-based buffer overflow in Windows USB Video Driver allows an authorized attacker to elevate privileges over a network. |
1Microsoft 13Windows 10 1607 Windows 10 1809Windows 10 21h2+10 moreSep 24, 2026 Sep 8, 2026 N/A· v4 7.8 HIGH· v3 N/A· v2 Integer underflow (wrap or wraparound) in Windows Kernel Mode Driver allows an authorized attacker to elevate privileges locally. |
1Microsoft 13Windows 10 1607 Windows 10 1809Windows 10 21h2+10 moreSep 24, 2026 Sep 8, 2026 N/A· v4 7.8 HIGH· v3 N/A· v2 Heap-based buffer overflow in Windows VOLSNAP.SYS allows an authorized attacker to elevate privileges locally. |
1Microsoft 13Windows 10 1607 Windows 10 1809Windows 10 21h2+10 moreSep 29, 2026 Sep 8, 2026 N/A· v4 8.0 HIGH· v3 N/A· v2 Heap-based buffer overflow in Volume Manager Driver allows an authorized attacker to elevate privileges over a network. |