CWE-122
3,685 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 (3,685)
CVE VENDORS PRODUCTS UPDATED PUBLISHED CVSS |
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1Microsoft 3365 Apps Office 2021Office 2024Oct 15, 2026 Oct 13, 2026 N/A· v4 8.8 HIGH· v3 N/A· v2 Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network. |
Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network. |
Heap-based buffer overflow in Desktop Window Manager allows an authorized attacker to elevate privileges locally. |
1Microsoft 3365 Apps Office 2021Office 2024Oct 15, 2026 Oct 13, 2026 N/A· v4 9.8 CRITICAL· v3 N/A· v2 Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network. |
Heap-based buffer overflow in Windows Storage Spaces Controller 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. |
1Microsoft 4365 Apps Microsoft 365Office 2021+1 moreOct 15, 2026 Oct 13, 2026 N/A· v4 7.8 HIGH· v3 N/A· v2 Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code locally. |
Heap-based buffer overflow in Windows OLE DB allows an unauthorized attacker to elevate privileges over a network. |
Heap-based buffer overflow in Network Policy Server (NPS) allows an authorized attacker to execute code over a network. |
Heap-based buffer overflow in Windows System Information Console allows an unauthorized attacker to execute code over a network. |
Heap-based buffer overflow in Microsoft PostScript Printer Driver allows an unauthorized attacker to execute code over a network. |
Exposure of sensitive information to an unauthorized actor in Windows Client Side Caching driver (csc.sys) allows an authorized attacker to disclose information locally. |
Heap-based buffer overflow in Microsoft PostScript Printer Driver allows an unauthorized attacker to execute code over a network. |
Heap-based buffer overflow in Windows Network File System allows an authorized attacker to execute code locally. |
Heap-based buffer overflow in Windows Update Service allows an authorized attacker to elevate privileges locally. |
Heap-based buffer overflow in Windows OLE allows an authorized attacker to elevate privileges locally. |
Heap-based buffer overflow in Windows Portable Device File System Driver allows an authorized attacker to elevate privileges locally. |
Heap-based buffer overflow in Microsoft Windows Media Foundation allows an unauthorized attacker to elevate privileges locally. |
Numeric truncation error in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally. |
1Microsoft 11Windows 10 1809 Windows 10 21h2Windows 10 22h2+8 moreOct 22, 2026 Oct 13, 2026 N/A· v4 7.8 HIGH· v3 N/A· v2 Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally. |