Weakness (CWE)
CWE-191: Integer Underflow (Wrap or Wraparound)
The product subtracts one value from another, such that the result is less than the minimum allowable integer value, which produces a value that is not equal to the correct result.
More detail
This can happen in signed and unsigned cases.
Source: MITRE CWE-191
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High 7.5CVE-2026-58249 Public exploit
Memory Corruption vulnerability in SAP NetWeaver and SAP Web Dispatcher (Internet Communication Manager)
SAP NetWeaver and SAP Web Dispatcher do not properly validate certain fields in specially crafted requests handled by an internal protocol component. An unauthenticated attacker could send a malicious request that triggers a memory-handling error, causing the…
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Critical 9.8CVE-2026-84411 Public exploit
MikroTik RouterOS Integer Underflow
The web management service in affected RouterOS versions contains an integer underflow in its HTTP request body handling that is reachable before authentication. This can be leveraged by an unauthenticated network attacker to achieve arbitrary code execution …
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Medium 6.5CVE-2026-58058 Public exploit
Nmap - Integer Underflow in IPv6 Extension Header Parsing
Nmap through 7.99 does not keep the IPv6 extension-header walk within the captured packet in ipv6_get_data_primitive (libnetutil/netutil.cc), so the pointer advances past the buffer and the remaining-length computation underflows to a large value. A scanned t…
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High 7.8CVE-2026-42980 Public exploit
NT OS Kernel Elevation of Privilege Vulnerability
Integer underflow (wrap or wraparound) in Windows NT OS Kernel allows an authorized attacker to elevate privileges locally.
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High 7.5CVE-2026-25075 Public exploit
strongSwan 4.5.0 < 6.0.5 EAP-TTLS AVP Parsing Integer Underflow
strongSwan versions 4.5.0 prior to 6.0.5 contain an integer underflow vulnerability in the EAP-TTLS AVP parser that allows unauthenticated remote attackers to cause a denial of service by sending crafted AVP data with invalid length fields during IKEv2 authen…
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High 7.0CVE-2025-49744 Public exploit
Windows Graphics Component Elevation of Privilege Vulnerability
Heap-based buffer overflow in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.
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Medium 5.6CVE-2025-47256 Public exploit
Libxmp through 4.6.2 has a stack-based buffer overflow in depack_pha in loaders/prowizard/pha.c via a malformed Pha for…
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High 7.8
7-Zip Zstandard Decompression Integer Underflow Remote Code Execution Vulnerability
7-Zip Zstandard Decompression Integer Underflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of 7-Zip. Interaction with this library is required to exploit this vulnerabili…
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Critical 9.8
Windows TCP/IP Remote Code Execution Vulnerability
Windows TCP/IP Remote Code Execution Vulnerability
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High 7.8CVE-2023-28293 Public exploit
Windows Kernel Elevation of Privilege Vulnerability
Windows Kernel Elevation of Privilege Vulnerability
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Unscored —CVE-2022-2869 Public exploit
libtiff's tiffcrop tool has a uint32_t underflow which leads to out of bounds read and write in the extractContigSample…
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High 7.8
Windows NTFS Elevation of Privilege Vulnerability
Windows NTFS Elevation of Privilege Vulnerability
KEV Nov 3, 2021 -
High 8.8
Integer underflow in Adobe Flash Player before 11.7.700.261 and 11.8.x through 12.0.x before 12.0.0.44 on Windows and M…
KEV Sep 17, 2024