CWE-122
3,678 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 (3,678)
CVE VENDORS PRODUCTS UPDATED PUBLISHED CVSS |
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1Microsoft 11Windows 10 1809 Windows 10 21h2Windows 10 22h2+8 moreOct 16, 2026 Oct 13, 2026 N/A· v4 7.8 HIGH· v3 N/A· v2 Heap-based buffer overflow in Desktop Window Manager allows an authorized attacker to elevate privileges locally. |
1Microsoft 11Windows 10 1809 Windows 10 21h2Windows 10 22h2+8 moreOct 16, 2026 Oct 13, 2026 N/A· v4 7.5 HIGH· v3 N/A· v2 Heap-based buffer overflow in Windows Storage Spaces Controller allows an unauthorized attacker to deny service over a network. |
Heap-based buffer overflow in Windows Fax and Scan Service allows an authorized attacker to elevate privileges locally. |
Heap-based buffer overflow in Windows Storage Spaces Controller allows an authorized attacker to elevate privileges locally. |
Heap-based buffer overflow in Winlogon allows an authorized attacker to elevate privileges locally. |
Time-of-check time-of-use (toctou) race condition in Reliable Multicast Transport Driver (RMCAST) allows an authorized attacker to elevate privileges locally. |
Double free in Windows Shell allows an unauthorized attacker to execute code over a network. |
Heap-based buffer overflow in Windows Distributed File System (DFS) allows an authorized attacker to execute code over a network. |
Heap-based buffer overflow in Windows Volume Manager Extension Driver allows an unauthorized attacker to execute code over a network. |
Heap-based buffer overflow in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to elevate privileges locally. |
1Microsoft 11Windows 10 1809 Windows 10 21h2Windows 10 22h2+8 moreOct 16, 2026 Oct 13, 2026 N/A· v4 7.8 HIGH· v3 N/A· v2 Heap-based buffer overflow in Windows PCI Bus Driver allows an authorized attacker to elevate privileges locally. |
Heap-based buffer overflow in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally. |
Heap-based buffer overflow in Windows UI Immersive Server allows an authorized attacker to elevate privileges locally. |
1Microsoft 13Windows 10 1607 Windows 10 1809Windows 10 21h2+10 moreOct 16, 2026 Oct 13, 2026 N/A· v4 7.8 HIGH· v3 N/A· v2 Heap-based buffer overflow in Windows Direct Composition allows an authorized attacker to elevate privileges locally. |
1Microsoft 14Windows 10 1607 Windows 10 1809Windows 10 21h2+11 moreOct 16, 2026 Oct 13, 2026 N/A· v4 7.8 HIGH· v3 N/A· v2 Heap-based buffer overflow in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally. |
Heap-based buffer overflow in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally. |
Heap-based buffer overflow in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally. |
Heap-based buffer overflow in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally. |
Heap-based buffer overflow in Windows Remote Access Connection Manager allows an authorized attacker to elevate privileges locally. |
Heap-based buffer overflow in Windows Internet Connection Sharing (ICS) allows an authorized attacker to execute code over an adjacent network. |