CWE-122
Heap-based Buffer Overflow
Description
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().
Hierarchy (View 1000)
Related attack patterns (CAPEC)
CAPEC-92
CVEs mapped to this weakness (2,687)
page 124 of 135| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2026-58601 | Hig | 0.00 | 7.8 | 0.00 | Jul 14, 2026 | Heap-based buffer overflow in Virtual Hard Disk (VHD) Miniport Driver allows an authorized attacker to elevate privileges locally. | ||
| CVE-2026-55012 | Hig | 0.00 | 7.8 | 0.00 | Jul 14, 2026 | Integer overflow or wraparound in Microsoft Defender allows an unauthorized attacker to execute code locally. | ||
| CVE-2026-55005 | Hig | 0.00 | 8.8 | 0.01 | Jul 14, 2026 | Heap-based buffer overflow in Microsoft Exchange Server allows an authorized attacker to execute code over a network. | ||
| CVE-2026-54993 | Hig | 0.00 | 7.8 | 0.00 | Jul 14, 2026 | Heap-based buffer overflow in Microsoft Windows Media Foundation allows an unauthorized attacker to execute code locally. | ||
| CVE-2026-54992 | Hig | 0.00 | 8.4 | 0.00 | Jul 14, 2026 | Heap-based buffer overflow in Windows Message Queuing Queue Manager allows an unauthorized attacker to execute code locally. | ||
| CVE-2026-54990 | Cri | 0.00 | 9.8 | 0.01 | Jul 14, 2026 | Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network. | ||
| CVE-2026-54987 | Hig | 0.00 | 7.8 | 0.00 | Jul 14, 2026 | Heap-based buffer overflow in Windows Overlay Filter allows an authorized attacker to elevate privileges locally. | ||
| CVE-2026-54986 | Hig | 0.00 | 7.8 | 0.02 | Jul 14, 2026 | Heap-based buffer overflow in Windows Win32K allows an authorized attacker to elevate privileges locally. | ||
| CVE-2026-54132 | Med | 0.00 | 6.8 | 0.00 | Jul 14, 2026 | Heap-based buffer overflow in Windows Kernel allows an unauthorized attacker to elevate privileges with a physical attack. | ||
| CVE-2026-54122 | Hig | 0.00 | 8.4 | 0.00 | Jul 14, 2026 | Heap-based buffer overflow in Windows GDI+ allows an unauthorized attacker to execute code locally. | ||
| CVE-2026-54109 | Hig | 0.00 | 7.8 | 0.00 | Jul 14, 2026 | Integer overflow or wraparound in Windows Resilient File System (ReFS) allows an authorized attacker to execute code locally. | ||
| CVE-2026-50696 | Hig | 0.00 | 7.5 | 0.01 | Jul 14, 2026 | Heap-based buffer overflow in Windows Internet Key Exchange (IKE) Protocol allows an unauthorized attacker to deny service over a network. | ||
| CVE-2026-50678 | Med | 0.00 | 6.6 | 0.00 | Jul 14, 2026 | Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to disclose information locally. | ||
| CVE-2026-50675 | Hig | 0.00 | 7.8 | 0.00 | Jul 14, 2026 | Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally. | ||
| CVE-2026-50308 | Hig | 0.00 | 7.8 | 0.00 | Jul 14, 2026 | Integer underflow (wrap or wraparound) in Windows NTFS allows an unauthorized attacker to execute code locally. | ||
| CVE-2026-50299 | Med | 0.00 | 6.8 | 0.00 | Jul 14, 2026 | Integer overflow or wraparound in Windows Storage Spaces Direct allows an unauthorized attacker to execute code with a physical attack. | ||
| CVE-2026-49804 | Med | 0.00 | 6.6 | 0.00 | Jul 14, 2026 | Heap-based buffer overflow in Windows USB Video Driver allows an unauthorized attacker to elevate privileges with a physical attack. | ||
| CVE-2026-49800 | Hig | 0.00 | 7.8 | 0.02 | Jul 14, 2026 | Integer overflow or wraparound in Windows Web Proxy Auto-Discovery Protocol (WPAD) allows an authorized attacker to elevate privileges locally. | ||
| CVE-2026-49797 | Hig | 0.00 | 7.8 | 0.00 | Jul 14, 2026 | Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally. | ||
| CVE-2026-49796 | Hig | 0.00 | 7.8 | 0.00 | Jul 14, 2026 | Heap-based buffer overflow in Windows GDI+ allows an unauthorized attacker to execute code locally. |
- risk 0.00cvss 7.8epss 0.00
Heap-based buffer overflow in Virtual Hard Disk (VHD) Miniport Driver allows an authorized attacker to elevate privileges locally.
- risk 0.00cvss 7.8epss 0.00
Integer overflow or wraparound in Microsoft Defender allows an unauthorized attacker to execute code locally.
- risk 0.00cvss 8.8epss 0.01
Heap-based buffer overflow in Microsoft Exchange Server allows an authorized attacker to execute code over a network.
- risk 0.00cvss 7.8epss 0.00
Heap-based buffer overflow in Microsoft Windows Media Foundation allows an unauthorized attacker to execute code locally.
- risk 0.00cvss 8.4epss 0.00
Heap-based buffer overflow in Windows Message Queuing Queue Manager allows an unauthorized attacker to execute code locally.
- risk 0.00cvss 9.8epss 0.01
Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
- risk 0.00cvss 7.8epss 0.00
Heap-based buffer overflow in Windows Overlay Filter allows an authorized attacker to elevate privileges locally.
- risk 0.00cvss 7.8epss 0.02
Heap-based buffer overflow in Windows Win32K allows an authorized attacker to elevate privileges locally.
- risk 0.00cvss 6.8epss 0.00
Heap-based buffer overflow in Windows Kernel allows an unauthorized attacker to elevate privileges with a physical attack.
- risk 0.00cvss 8.4epss 0.00
Heap-based buffer overflow in Windows GDI+ allows an unauthorized attacker to execute code locally.
- risk 0.00cvss 7.8epss 0.00
Integer overflow or wraparound in Windows Resilient File System (ReFS) allows an authorized attacker to execute code locally.
- risk 0.00cvss 7.5epss 0.01
Heap-based buffer overflow in Windows Internet Key Exchange (IKE) Protocol allows an unauthorized attacker to deny service over a network.
- risk 0.00cvss 6.6epss 0.00
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
- risk 0.00cvss 7.8epss 0.00
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
- risk 0.00cvss 7.8epss 0.00
Integer underflow (wrap or wraparound) in Windows NTFS allows an unauthorized attacker to execute code locally.
- risk 0.00cvss 6.8epss 0.00
Integer overflow or wraparound in Windows Storage Spaces Direct allows an unauthorized attacker to execute code with a physical attack.
- risk 0.00cvss 6.6epss 0.00
Heap-based buffer overflow in Windows USB Video Driver allows an unauthorized attacker to elevate privileges with a physical attack.
- risk 0.00cvss 7.8epss 0.02
Integer overflow or wraparound in Windows Web Proxy Auto-Discovery Protocol (WPAD) allows an authorized attacker to elevate privileges locally.
- risk 0.00cvss 7.8epss 0.00
Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally.
- risk 0.00cvss 7.8epss 0.00
Heap-based buffer overflow in Windows GDI+ allows an unauthorized attacker to execute code locally.