CWE-122— 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().— MITRE CWE catalog
3,207 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-122page 43 of 65
- CVE-2026-22697HIGHCVSS 7.5EG 7.52026-01-10
CryptoLib provides a software-only solution using the CCSDS Space Data Link Security Protocol - Extended Procedures (SDLS-EP) to secure communications between a spacecraft running the core Flight System (cFS) and a ground station. Prior to…
- CVE-2026-22828HIGHCVSS 8.1EG 8.12026-04-14
A heap-based buffer overflow vulnerability in Fortinet FortiAnalyzer Cloud 7.6.2 through 7.6.4, FortiManager Cloud 7.6.2 through 7.6.4 may allow a remote unauthenticated attacker to execute arbitrary code or commands via specifically craft…
- CVE-2026-22854CRITICALCVSS 9.8EG 9.82026-01-14
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.20.1, a heap-buffer-overflow occurs in drive read when a server-controlled read length is used to read file data into an IRP output stream buffer without a hard up…
- CVE-2026-22891CRITICALCVSS 9.8EG 9.82026-03-03
A heap-based buffer overflow vulnerability exists in the Intan CLP parsing functionality of The Biosig Project libbiosig 3.9.2 and Master Branch (db9a9a63). A specially crafted Intan CLP file can lead to arbitrary code execution. An attack…
- CVE-2026-2314HIGHCVSS 8.8EG 8.82026-02-11
Heap buffer overflow in Codecs in Google Chrome prior to 145.0.7632.45 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-23530CRITICALCVSS 9.8EG 9.82026-01-19
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0,`freerdp_bitmap_decompress_planar` does not validate `nSrcWidth`/`nSrcHeight` against `planar->maxWidth`/`maxHeight` before RLE decode. A malicious se…
- CVE-2026-23531CRITICALCVSS 9.8EG 9.82026-01-19
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, in ClearCodec, when `glyphData` is present, `clear_decompress` calls `freerdp_image_copy_no_overlap` without validating the destination rectangle, al…
- CVE-2026-23532CRITICALCVSS 9.8EG 9.82026-01-19
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, a client-side heap buffer overflow occurs in the FreeRDP client’s `gdi_SurfaceToSurface` path due to a mismatch between destination rectangle clam…
- CVE-2026-23533CRITICALCVSS 9.8EG 9.82026-01-19
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, a client-side heap buffer overflow occurs in the RDPGFX ClearCodec decode path when maliciously crafted residual data causes out-of-bounds writes dur…
- CVE-2026-23534CRITICALCVSS 9.8EG 9.82026-01-19
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, a client-side heap buffer overflow occurs in the ClearCodec bands decode path when crafted band coordinates allow writes past the end of the destinat…
- CVE-2026-23567MEDIUMCVSS 6.5EG 6.52026-01-29
An integer underflow in the UDP command handler of the TeamViewer DEX Client (former 1E Client) - Content Distribution Service (NomadBranch.exe) prior version 26.1 for Windows allows an adjacent network attacker to trigger a heap-based buf…
- CVE-2026-23665HIGHCVSS 7.8EG 7.82026-03-10
Heap-based buffer overflow in Azure Linux Virtual Machines allows an authorized attacker to elevate privileges locally.
- CVE-2026-23719HIGHCVSS 7.3EG 7.82026-02-10
A vulnerability has been identified in Simcenter Femap (All versions < V2512), Simcenter Nastran (All versions < V2512). The affected application is vulnerable to heap-based buffer overflow while parsing specially crafted NDB files. This c…
- CVE-2026-23732HIGHCVSS 7.5EG 7.52026-01-19
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, FastGlyph parsing trusts `cbData`/remaining length and never validates against the minimum size implied by `cx/cy`. A malicious server can trigger a …
- CVE-2026-23750HIGHCVSS 8.1EG 8.12026-02-26
Golioth Pouch version 0.1.0, prior to commit 1b2219a1, contains a heap-based buffer overflow in BLE GATT server certificate handling. server_cert_write() allocates a heap buffer of size CONFIG_POUCH_SERVER_CERT_MAX_LEN when receiving the f…
- CVE-2026-23788MEDIUMCVSS 4.2EG 4.22026-09-14
An issue was discovered in DPU in Samsung Mobile Processor Exynos 1280, 2200, and 1380. A heap overflow in the Exynos DRM HDR driver (due to improper buffer size validation) leads to kernel memory corruption and a system crash.
- CVE-2026-23827HIGHCVSS 7.5EG 7.52026-05-12
A heap-based buffer overflow vulnerability exists in a Network management service of AOS-8 and AOS-10 that could allow an unauthenticated remote attacker to achieve remote code execution. Successful exploitation could allow an unauthentica…
- CVE-2026-23876CRITICALCVSS 9.8EG 9.82026-01-20
ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-13 and 6.9.13-38, a heap buffer overflow vulnerability in the XBM image decoder (ReadXBMImage) allows an attacker to wri…
- CVE-2026-24180HIGHCVSS 7.3EG 7.32026-06-09
NVIDIA DALI contains a vulnerability in a component where an attacker could cause a heap-based buffer overflow. A successful exploit of this vulnerability might lead to code execution, data tampering, denial of service, and information dis…
- CVE-2026-24268HIGHCVSS 7.8EG 7.82026-07-14
NVIDIA TensorRT contains a vulnerability where an attacker might cause a heap-based buffer overflow. A successful exploit of this vulnerability might lead to code execution.
- CVE-2026-24272HIGHCVSS 7.8EG 7.82026-07-14
NVIDIA TensorRT contains a vulnerability where an attacker might cause an overflow to a heap-based buffer. A successful exploit of this vulnerability might lead to code execution.
- CVE-2026-24283HIGHCVSS 8.8EG 8.82026-03-10
Heap-based buffer overflow in Windows File Server allows an authorized attacker to elevate privileges locally.
- CVE-2026-24288MEDIUMCVSS 6.8EG 6.82026-03-10
Heap-based buffer overflow in Windows Mobile Broadband allows an unauthorized attacker to execute code with a physical attack.
- CVE-2026-24405HIGHCVSS 8.8EG 8.82026-01-24
iccDEV provides libraries and tools for interacting with, manipulating, and applying ICC color management profiles. Versions 2.3.1.1 and below have a Heap Buffer Overflow vulnerability in CIccMpeCalculator::Read(). This occurs when user-co…
- CVE-2026-24406HIGHCVSS 8.8EG 8.82026-01-24
iccDEV provides libraries and tools for interacting with, manipulating, and applying ICC color management profiles. Versions 2.3.1.1 and below have a Heap Buffer Overflow vulnerability in CIccTagNamedColor2::SetSize(). This occurs when use…
- CVE-2026-24412HIGHCVSS 8.8EG 8.82026-01-24
iccDEV provides libraries and tools for interacting with, manipulating, and applying ICC color management profiles. Versions 2.3.1.1 and below have aHeap Buffer Overflow vulnerability in the CIccTagXmlSegmentedCurve::ToXml() function. This…
- CVE-2026-2447HIGHCVSS 8.8EG 8.82026-02-16
Heap buffer overflow in libvpx. This vulnerability was fixed in Firefox 147.0.4, Firefox ESR 140.7.1, Firefox ESR 115.32.1, Thunderbird 140.7.2, and Thunderbird 147.0.2.
- CVE-2026-2467HIGHCVSS 8.1EG 8.12026-06-17
Heap-based Buffer Overflow vulnerability in RTI Connext Professional (Core Libraries) allows Overflow Variables and Tags.This issue affects Connext Professional: from 7.4.0 before 7.7.0, from 7.0.0 before 7.3.1.3, from 6.1.0 before 6.1.*, …
- CVE-2026-24679CRITICALCVSS 9.1EG 9.12026-02-09
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0, The URBDRC client uses server-supplied interface numbers as array indices without bounds checks, causing an out-of-bounds read in libusb_udev_select_interfac…
- CVE-2026-24682HIGHCVSS 7.5EG 7.52026-02-09
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0, audin_server_recv_formats frees an incorrect number of audio formats on parse failure (i + i), leading to out-of-bounds access in audio_formats_free. This vu…
- CVE-2026-2474HIGHCVSS 7.5EG 7.52026-02-16
Crypt::URandom versions from 0.41 before 0.55 for Perl is vulnerable to a heap buffer overflow in the XS function crypt_urandom_getrandom(). The function does not validate that the length parameter is non-negative. If a negative value (e.…
- CVE-2026-24822CRITICALCVSS 10.0EG 10.02026-01-27
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-2026-24829MEDIUMCVSS 6.5EG 6.52026-01-27
Out-of-bounds Write, Heap-based Buffer Overflow vulnerability in Is-Daouda is-Engine.This issue affects is-Engine: before 3.3.4.
- CVE-2026-24852HIGHCVSS 8.1EG 8.12026-01-28
iccDEV provides a set of libraries and tools that allow for the interaction, manipulation, and application of ICC color management profiles. Prior to version 2.3.1.2, a heap buffer over-read when the strlen() function attempts to read a no…
- CVE-2026-24857CRITICALCVSS 9.8EG 9.82026-01-28
`bulk_extractor` is a digital forensics exploitation tool. Starting in version 1.4, `bulk_extractor`’s embedded unrar code has a heap‑buffer‑overflow in the RAR PPM LZ decoding path. A crafted RAR inside a disk image causes an out‑…
- CVE-2026-24922MEDIUMCVSS 5.5EG 6.92026-02-06
Buffer overflow vulnerability in the HDC module. Impact: Successful exploitation of this vulnerability may affect availability.
- CVE-2026-24925HIGHCVSS 5.5EG 7.32026-02-06
Heap-based buffer overflow vulnerability in the image module. Impact: Successful exploitation of this vulnerability may affect availability.
- CVE-2026-25172HIGHCVSS 8.0EG 8.82026-03-10
Integer overflow or wraparound in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to execute code over a network.
- CVE-2026-25173HIGHCVSS 8.0EG 8.02026-03-10
Integer overflow or wraparound in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to execute code over a network.
- CVE-2026-25188HIGHCVSS 8.8EG 8.82026-03-10
Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to elevate privileges over an adjacent network.
- CVE-2026-25205HIGHCVSS 7.4EG 7.42026-04-13
Heap-based buffer overflow vulnerability in Samsung Open Source Escargot allows out-of-bounds write.This issue affects Escargot:commit hash 97e8115ab1110bc502b4b5e4a0c689a71520d335 .
- CVE-2026-25243HIGHCVSS 8.8EG 8.82026-05-05
Redis is an in-memory data structure store. In versions of redis-server up to 8.6.3, the RESTORE command does not properly validate serialized values. An authenticated attacker with permission to execute RESTORE can supply a crafted serial…
- CVE-2026-25576MEDIUMCVSS 5.5EG 5.52026-02-24
ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-15 and 6.9.13-40, a heap buffer over-read vulnerability exists in multiple raw image format handles. The vulnerability o…
- CVE-2026-25582HIGHCVSS 7.8EG 7.82026-02-04
iccDEV provides a set of libraries and tools that allow for the interaction, manipulation, and application of ICC color management profiles. Prior to version 2.3.1.3, there is a heap buffer overflow (read) vulnerability in CIccIO::WriteUIn…
- CVE-2026-25583HIGHCVSS 7.8EG 7.82026-02-04
iccDEV provides a set of libraries and tools that allow for the interaction, manipulation, and application of ICC color management profiles. Prior to version 2.3.1.3, there is a heap buffer overflow vulnerability in CIccFileIO::Read8() whe…
- CVE-2026-25588HIGHCVSS 8.8EG 8.82026-05-05
RedisTimeSeries is a time-series module for Redis. In all versions before 1.12.14 of RedisTimeSeries, the module does not properly validate serialized values processed through the Redis RESTORE command. An authenticated attacker with permi…
- CVE-2026-25589HIGHCVSS 8.8EG 8.82026-05-05
RedisBloom is a probabilistic data structures module for Redis. In all versions of RedisBloom before 2.8.20, the module does not properly validate serialized values processed through the Redis RESTORE command. An authenticated attacker wit…
- CVE-2026-25646HIGHCVSS 8.1EG 8.12026-02-10
LIBPNG is a reference library for use in applications that read, create, and manipulate PNG (Portable Network Graphics) raster image files. Prior to 1.6.55, an out-of-bounds read vulnerability exists in the png_set_quantize() API function.…
- CVE-2026-25713HIGHCVSS 7.8EG 7.82026-05-26
MediaArea MediaInfoLib ID3v2 parsing heap buffer overflow vulnerability
- CVE-2026-25749MEDIUMCVSS 6.6EG 6.62026-02-06
Vim is an open source, command line text editor. Prior to version 9.1.2132, a heap buffer overflow vulnerability exists in Vim's tag file resolution logic when processing the 'helpfile' option. The vulnerability is located in the get_tagfn…
Map vulnerabilities like CWE-122 to your infrastructure
EchelonGraph correlates every CVE — across CWE-122 and 150+ other weakness categories — against the assets you actually run. See blast radius, fix versions, and remediation steps in one graph.
Start Free Scan →