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 (568)
page 1 of 29| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2015-3113 | Cri | 0.87 | 9.8 | 1.00 | KEV | Jun 23, 2015 | Heap-based buffer overflow in Adobe Flash Player before 13.0.0.296 and 14.x through 18.x before 18.0.0.194 on Windows and OS X and before 11.2.202.468 on Linux allows remote attackers to execute arbitrary code via unspecified vectors, as exploited in the wild in June 2015. | |
| CVE-2009-3459 | Hig | 0.79 | 8.8 | 0.86 | KEV | Oct 13, 2009 | Heap-based buffer overflow in Adobe Reader and Acrobat 7.x before 7.1.4, 8.x before 8.1.7, and 9.x before 9.2 allows remote attackers to execute arbitrary code via a crafted PDF file that triggers memory corruption, as exploited in the wild in October 2009. NOTE: some of these… | |
| CVE-2023-4911 | Hig | 0.71 | 7.8 | 0.81 | KEV | Oct 3, 2023 | A buffer overflow was discovered in the GNU C Library's dynamic loader ld.so while processing the GLIBC_TUNABLES environment variable. This issue could allow a local attacker to use maliciously crafted GLIBC_TUNABLES environment variables when launching binaries with SUID… | |
| CVE-2026-24822 | Cri | 0.65 | — | 0.00 | Jan 27, 2026 | Out-of-bounds Write, Heap-based Buffer Overflow vulnerability in ttttupup wxhelper (src modules). This vulnerability is associated with program files mongoose.C. This issue affects wxhelper: through 3.9.10.19-v1. | ||
| CVE-2025-23123 | Cri | 0.65 | 10.0 | 0.01 | May 19, 2025 | A malicious actor with access to the management network could execute a remote code execution (RCE) by exploiting a heap buffer overflow vulnerability in the UniFi Protect Cameras (Version 4.75.43 and earlier) firmware. | ||
| CVE-2026-47291 | Cri | 0.64 | 9.8 | 0.22 | Jun 9, 2026 | Integer overflow or wraparound in Windows HTTP.sys allows an unauthorized attacker to execute code over a network. | ||
| CVE-2026-45657 | Cri | 0.64 | 9.8 | 0.15 | Jun 9, 2026 | Use after free in Windows Kernel allows an unauthorized attacker to execute code over a network. | ||
| CVE-2026-8175 | Cri | 0.64 | 9.8 | 0.01 | May 27, 2026 | IBM Aspera High-Speed Transfer Endpoint 3.7.4 through 4.4.7 Fix Pack 1 and IBM Aspera High-Speed Transfer Server 3.7.4 through 4.4.7 Fix Pack 1 and IBM Aspera High-Speed Transfer Endpoint are affected by a buffer overflow in the asperahttpd component. This vulnerability could be… | ||
| CVE-2026-48689 | Cri | 0.64 | 9.8 | 0.01 | May 26, 2026 | FastNetMon Community Edition through 1.2.9 contains an off-by-one heap-based buffer overflow in the dynamic_binary_buffer_t class (src/dynamic_binary_buffer.hpp). Five methods (append_dynamic_buffer, append_data_as_pointer, append_data_as_object_ptr, memcpy_from_ptr,… | ||
| CVE-2026-48691 | Cri | 0.64 | 9.8 | 0.00 | May 26, 2026 | FastNetMon Community Edition through 1.2.9 contains an integer overflow in the BGP AS_PATH attribute encoder. In src/bgp_protocol.hpp, the IPv4UnicastAnnounce::get_attributes() function computes attribute_length as 'sizeof(bgp_as_path_segment_element_t) +… | ||
| CVE-2026-8631 | Cri | 0.64 | 9.8 | 0.01 | May 20, 2026 | A potential security vulnerability has been identified in the HP Linux Imaging and Printing Software. This potential vulnerability may allow escalation of privileges and/or arbitrary code execution via an integer overflow in the hpcups processing path when handling crafted print… | ||
| CVE-2026-41096 | Cri | 0.64 | 9.8 | 0.02 | May 12, 2026 | Heap-based buffer overflow in Microsoft Windows DNS allows an unauthorized attacker to execute code over a network. | ||
| CVE-2025-70067 | Cri | 0.64 | 9.8 | 0.00 | May 4, 2026 | Buffer Overflow vulnerability exists in Assimp versions up to 6.0.2 in the FBX Importer. The vulnerability occurs in aiMaterial::AddBinaryProperty, where a property key string from a crafted FBX file is copied into a fixed-size heap buffer using strcpy() without runtime length… | ||
| CVE-2026-42483 | Cri | 0.64 | 9.8 | 0.00 | May 1, 2026 | A heap-based buffer overflow in the Kerberos hash parser in hashcat v7.1.2 allows an attacker to cause a denial of service or possibly execute arbitrary code via a crafted Kerberos hash file. The issue affects module_hash_decode in multiple Kerberos-related modules because… | ||
| CVE-2026-5450 | Cri | 0.64 | 9.8 | 0.00 | Apr 20, 2026 | Calling the scanf family of functions with a %mc (malloc'd character match) in the GNU C Library version 2.7 to version 2.43 with a format width specifier with an explicit width greater than 1024 could result in a one byte heap buffer overflow. | ||
| CVE-2026-32956 | Cri | 0.64 | 9.8 | 0.01 | Apr 20, 2026 | SD-330AC and AMC Manager provided by silex technology, Inc. contain a heap-based buffer overflow vulnerability in processing the redirect URLs. Arbitrary code may be executed on the device. | ||
| CVE-2019-25327 | — | Cri | 0.64 | 9.8 | 0.00 | Feb 12, 2026 | Prime95 version 29.8 build 6 contains a buffer overflow vulnerability in the user ID input field that allows remote attackers to execute arbitrary code. Attackers can craft a malicious payload and paste it into the PrimeNet user ID and proxy host fields to trigger a bind shell… | |
| CVE-2025-65085 | Cri | 0.64 | 9.8 | 0.00 | Nov 25, 2025 | A Heap-based Buffer Overflow vulnerability is present in Ashlar-Vellum Cobalt, Xenon, Argon, Lithium, and Cobalt Share versions 12.6.1204.216 and prior that could allow an attacker to disclose information or execute arbitrary code. | ||
| CVE-2025-64693 | Cri | 0.64 | 9.8 | 0.01 | Nov 25, 2025 | Security Point (Windows) of MaLion and MaLionCloud contains a heap-based buffer overflow vulnerability in processing Content-Length. Receiving a specially crafted request from a remote unauthenticated attacker could lead to arbitrary code execution with SYSTEM privilege. | ||
| CVE-2025-60724 | Cri | 0.64 | 9.8 | 0.06 | Nov 11, 2025 | Heap-based buffer overflow in Microsoft Graphics Component allows an unauthorized attacker to execute code over a network. |
- risk 0.87cvss 9.8epss 1.00
Heap-based buffer overflow in Adobe Flash Player before 13.0.0.296 and 14.x through 18.x before 18.0.0.194 on Windows and OS X and before 11.2.202.468 on Linux allows remote attackers to execute arbitrary code via unspecified vectors, as exploited in the wild in June 2015.
- risk 0.79cvss 8.8epss 0.86
Heap-based buffer overflow in Adobe Reader and Acrobat 7.x before 7.1.4, 8.x before 8.1.7, and 9.x before 9.2 allows remote attackers to execute arbitrary code via a crafted PDF file that triggers memory corruption, as exploited in the wild in October 2009. NOTE: some of these…
- risk 0.71cvss 7.8epss 0.81
A buffer overflow was discovered in the GNU C Library's dynamic loader ld.so while processing the GLIBC_TUNABLES environment variable. This issue could allow a local attacker to use maliciously crafted GLIBC_TUNABLES environment variables when launching binaries with SUID…
- risk 0.65cvss —epss 0.00
Out-of-bounds Write, Heap-based Buffer Overflow vulnerability in ttttupup wxhelper (src modules). This vulnerability is associated with program files mongoose.C. This issue affects wxhelper: through 3.9.10.19-v1.
- risk 0.65cvss 10.0epss 0.01
A malicious actor with access to the management network could execute a remote code execution (RCE) by exploiting a heap buffer overflow vulnerability in the UniFi Protect Cameras (Version 4.75.43 and earlier) firmware.
- risk 0.64cvss 9.8epss 0.22
Integer overflow or wraparound in Windows HTTP.sys allows an unauthorized attacker to execute code over a network.
- risk 0.64cvss 9.8epss 0.15
Use after free in Windows Kernel allows an unauthorized attacker to execute code over a network.
- risk 0.64cvss 9.8epss 0.01
IBM Aspera High-Speed Transfer Endpoint 3.7.4 through 4.4.7 Fix Pack 1 and IBM Aspera High-Speed Transfer Server 3.7.4 through 4.4.7 Fix Pack 1 and IBM Aspera High-Speed Transfer Endpoint are affected by a buffer overflow in the asperahttpd component. This vulnerability could be…
- risk 0.64cvss 9.8epss 0.01
FastNetMon Community Edition through 1.2.9 contains an off-by-one heap-based buffer overflow in the dynamic_binary_buffer_t class (src/dynamic_binary_buffer.hpp). Five methods (append_dynamic_buffer, append_data_as_pointer, append_data_as_object_ptr, memcpy_from_ptr,…
- risk 0.64cvss 9.8epss 0.00
FastNetMon Community Edition through 1.2.9 contains an integer overflow in the BGP AS_PATH attribute encoder. In src/bgp_protocol.hpp, the IPv4UnicastAnnounce::get_attributes() function computes attribute_length as 'sizeof(bgp_as_path_segment_element_t) +…
- risk 0.64cvss 9.8epss 0.01
A potential security vulnerability has been identified in the HP Linux Imaging and Printing Software. This potential vulnerability may allow escalation of privileges and/or arbitrary code execution via an integer overflow in the hpcups processing path when handling crafted print…
- risk 0.64cvss 9.8epss 0.02
Heap-based buffer overflow in Microsoft Windows DNS allows an unauthorized attacker to execute code over a network.
- risk 0.64cvss 9.8epss 0.00
Buffer Overflow vulnerability exists in Assimp versions up to 6.0.2 in the FBX Importer. The vulnerability occurs in aiMaterial::AddBinaryProperty, where a property key string from a crafted FBX file is copied into a fixed-size heap buffer using strcpy() without runtime length…
- risk 0.64cvss 9.8epss 0.00
A heap-based buffer overflow in the Kerberos hash parser in hashcat v7.1.2 allows an attacker to cause a denial of service or possibly execute arbitrary code via a crafted Kerberos hash file. The issue affects module_hash_decode in multiple Kerberos-related modules because…
- risk 0.64cvss 9.8epss 0.00
Calling the scanf family of functions with a %mc (malloc'd character match) in the GNU C Library version 2.7 to version 2.43 with a format width specifier with an explicit width greater than 1024 could result in a one byte heap buffer overflow.
- risk 0.64cvss 9.8epss 0.01
SD-330AC and AMC Manager provided by silex technology, Inc. contain a heap-based buffer overflow vulnerability in processing the redirect URLs. Arbitrary code may be executed on the device.
- risk 0.64cvss 9.8epss 0.00
Prime95 version 29.8 build 6 contains a buffer overflow vulnerability in the user ID input field that allows remote attackers to execute arbitrary code. Attackers can craft a malicious payload and paste it into the PrimeNet user ID and proxy host fields to trigger a bind shell…
- risk 0.64cvss 9.8epss 0.00
A Heap-based Buffer Overflow vulnerability is present in Ashlar-Vellum Cobalt, Xenon, Argon, Lithium, and Cobalt Share versions 12.6.1204.216 and prior that could allow an attacker to disclose information or execute arbitrary code.
- risk 0.64cvss 9.8epss 0.01
Security Point (Windows) of MaLion and MaLionCloud contains a heap-based buffer overflow vulnerability in processing Content-Length. Receiving a specially crafted request from a remote unauthenticated attacker could lead to arbitrary code execution with SYSTEM privilege.
- risk 0.64cvss 9.8epss 0.06
Heap-based buffer overflow in Microsoft Graphics Component allows an unauthorized attacker to execute code over a network.