CWE-789— Memory Allocation with Excessive Size Value
The product allocates memory based on an untrusted, large size value, but it does not ensure that the size is within expected limits, allowing arbitrary amounts of memory to be allocated.— MITRE CWE catalog
340 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-789page 4 of 7
- CVE-2025-3632HIGHCVSS 7.5EG 7.52025-05-12
IBM 4769 Developers Toolkit 7.0.0 through 7.5.52 could allow a remote attacker to cause a denial of service in the Hardware Security Module (HSM) due to improper memory allocation of an excessive size.
- CVE-2025-27533HIGHCVSS 7.5EG 7.52025-05-07
Memory Allocation with Excessive Size Value vulnerability in Apache ActiveMQ. During unmarshalling of OpenWire commands the size value of buffers was not properly validated which could lead to excessive memory allocation and be exploited …
- CVE-2025-30211HIGHCVSS 7.5EG 7.52025-03-28
Erlang/OTP is a set of libraries for the Erlang programming language. Prior to versions OTP-27.3.1, 26.2.5.10, and 25.3.2.19, a maliciously formed KEX init message can result with high memory usage. Implementation does not verify RFC speci…
- CVE-2025-20165HIGHCVSS 7.5EG 7.52025-01-22
A vulnerability in the SIP processing subsystem of Cisco BroadWorks could allow an unauthenticated, remote attacker to halt the processing of incoming SIP requests, resulting in a denial of service (DoS) condition. This vulnerability is…
- CVE-2024-43484HIGHCVSS 7.5EG 7.52024-10-08
.NET, .NET Framework, and Visual Studio Denial of Service Vulnerability
- CVE-2023-6516HIGHCVSS 7.5EG 7.52024-02-13
To keep its cache database efficient, `named` running as a recursive resolver occasionally attempts to clean up the database. It uses several methods, including some that are asynchronous: a small chunk of memory pointing to the cache elem…
- CVE-2023-3171HIGHCVSS 7.5EG 7.52023-12-27
A flaw was found in EAP-7 during deserialization of certain classes, which permits instantiation of HashMap and HashTable with no checks on resources consumed. This issue could allow an attacker to submit malicious requests using these cla…
- CVE-2023-3223HIGHCVSS 7.5EG 7.52023-09-27
A flaw was found in undertow. Servlets annotated with @MultipartConfig may cause an OutOfMemoryError due to large multipart content. This may allow unauthorized users to cause remote Denial of Service (DoS) attack. If the server uses fileS…
- CVE-2023-37279HIGHCVSS 7.5EG 7.52023-09-20
Faktory is a language-agnostic persistent background job server. Prior to version 1.8.0, the Faktory web dashboard can suffer from denial of service by a crafted malicious url query param `days`. The vulnerability is related to how the bac…
- CVE-2023-33953HIGHCVSS 7.5EG 7.52023-08-09
gRPC contains a vulnerability that allows hpack table accounting errors could lead to unwanted disconnects between clients and servers in exceptional cases/ Three vectors were found that allow the following DOS attacks: - Unbounded memor…
- CVE-2023-20108HIGHCVSS 7.5EG 7.52023-06-28
A vulnerability in the XCP Authentication Service of the Cisco Unified Communications Manager IM & Presence Service (Unified CM IM&P) could allow an unauthenticated, remote attacker to cause a temporary service outage for all Cisco…
- CVE-2023-30837HIGHCVSS 7.5EG 7.52023-05-08
Vyper is a pythonic smart contract language for the EVM. The storage allocator does not guard against allocation overflows in versions prior to 0.3.8. An attacker can overwrite the owner variable. This issue was fixed in version 0.3.8.
- CVE-2022-34917HIGHCVSS 7.5EG 7.52022-09-20
A security vulnerability has been identified in Apache Kafka. It affects all releases since 2.8.0. The vulnerability allows malicious unauthenticated clients to allocate large amounts of memory on brokers. This can lead to brokers hitting …
- CVE-2022-31804HIGHCVSS 7.5EG 7.52022-06-24
The CODESYS Gateway Server V2 does not verifiy that the size of a request is within expected limits. An unauthenticated attacker may allocate an arbitrary amount of memory, which may lead to a crash of the Gateway due to an out-of-memory c…
- CVE-2022-29863HIGHCVSS 7.5EG 7.52022-06-16
OPC UA .NET Standard Stack 1.04.368 allows remote attacker to cause a crash via a crafted message that triggers excessive memory allocation.
- CVE-2022-22188HIGHCVSS 7.5EG 7.52022-04-14
An Uncontrolled Memory Allocation vulnerability leading to a Heap-based Buffer Overflow in the packet forwarding engine (PFE) of Juniper Networks Junos OS allows a network-based unauthenticated attacker to flood the device with traffic lea…
- CVE-2022-28773HIGHCVSS 7.5EG 7.52022-04-12
Due to an uncontrolled recursion in SAP Web Dispatcher and SAP Internet Communication Manager, the application may crash, leading to denial of service, but can be restarted automatically.
- CVE-2017-7652HIGHCVSS 7.5EG 7.52018-04-25
In Eclipse Mosquitto 1.4.14, if a Mosquitto instance is set running with a configuration file, then sending a HUP signal to server triggers the configuration to be reloaded from disk. If there are lots of clients connected so that there ar…
- CVE-2017-7651HIGHCVSS 7.5EG 7.52018-04-24
In Eclipse Mosquitto 1.4.14, a user can shutdown the Mosquitto server simply by filling the RAM memory with a lot of connections with large payload. This can be done without authentications if occur in connection phase of MQTT protocol.
- CVE-2017-20016HIGHCVSS 4.3EG 7.52022-03-28
A vulnerability has been found in WEKA INTEREST Security Scanner up to 1.8 and classified as problematic. This vulnerability affects unknown code of the component Portscan. The manipulation with an unknown input leads to denial of service.…
- CVE-2026-42946HIGHCVSS 7.4EG 7.42026-05-13
A vulnerability exists in the ngx_http_scgi_module and ngx_http_uwsgi_module modules that may result in excessive memory allocation or an over-read of data. When scgi_pass or uwsgi_pass is configured, an unauthenticated attacker with m…
- CVE-2025-20140HIGHCVSS 7.4EG 7.42025-05-07
A vulnerability in the Wireless Network Control daemon (wncd) of Cisco IOS XE Software for Wireless LAN Controllers (WLCs) could allow an unauthenticated, adjacent wireless attacker to cause a denial of service (DoS) condition. This vul…
- CVE-2023-20089HIGHCVSS 7.4EG 7.42023-02-23
A vulnerability in the Link Layer Discovery Protocol (LLDP) feature for Cisco Nexus 9000 Series Fabric Switches in Application Centric Infrastructure (ACI) Mode could allow an unauthenticated, adjacent attacker to cause a memory leak, whic…
- CVE-2026-18635HIGHCVSS 7.2EG 7.22026-08-11
Velociraptor's VQL has a query() plugin which allows running a VQL query in a different org or user context. To be able to run as a different user, the calling user needs to have the IMPERSONATE permission (usually only given to administra…
- CVE-2025-26618HIGHCVSS 7.0EG 7.02025-02-20
Erlang is a programming language and runtime system for building massively scalable soft real-time systems with requirements on high availability. OTP is a set of Erlang libraries, which consists of the Erlang runtime system, a number of r…
- CVE-2026-97853MEDIUMCVSS 6.9EG 6.92026-10-10
Memory Allocation with Excessive Size Value vulnerability in ericmj decimal allows Denial of Service. Decimal.round/3 builds the full result for the requested number of decimal places before the context precision (34 digits by default) is…
- CVE-2026-53428MEDIUMCVSS 6.9EG 6.92026-06-29
Memory Allocation with Excessive Size Value vulnerability in leandrocp mdex allows an unauthenticated attacker to cause a denial of service through unbounded memory allocation. comrak_nif::lumis_adapter::LumisAdapter::parse_highlight_line…
- CVE-2026-54700MEDIUMCVSS 6.9EG 6.92026-06-12
ConnectBot SSH Client Library is written in Kotlin with Kaitai Struct and KStateMachine. Prior to 0.3.1, the SSH protocol parser trusts attacker-controlled inner byte lengths and element counts without verifying that they fit in the contai…
- CVE-2026-27887MEDIUMCVSS 6.9EG 6.92026-02-26
Spin is an open source developer tool for building and running serverless applications powered by WebAssembly. When Spin is configured to allow connections to a database or web server which could return responses of unbounded size (e.g. ta…
- CVE-2026-93323MEDIUMCVSS 6.8EG 6.82026-10-05
The Dockerfile frontend loaded the Dockerfile and .dockerignore files of a build context into memory without a size limit. A build context containing an oversized file could make buildkitd allocate memory proportional to that file, potenti…
- CVE-2026-85201MEDIUMCVSS 6.8EG 6.82026-09-07
In Eclipse Ankaios versions 0.1.0 through 1.0.1, the agent does not limit the length declared by a workload in a length-delimited protobuf message received through the Control Interface FIFO. A workload granted Control Interface access can…
- CVE-2026-54697MEDIUMCVSS 6.7EG 6.72026-06-12
ConnectBot SSH Client Library is written in Kotlin with Kaitai Struct and KStateMachine. Prior to 0.3.1, DerReader.readLength() accepts excessive long-form DER length octets, accumulates them into an Int, and primitive readers allocate arr…
- CVE-2025-4605MEDIUMCVSS 6.6EG 6.62025-06-11
A maliciously crafted .usdc file, when loaded through Autodesk Maya, can force an uncontrolled memory allocation vulnerability. A malicious actor may leverage this vulnerability to cause a denial-of-service (DoS), or cause data corruption.
- CVE-2026-93849MEDIUMCVSS 6.5EG 6.52026-10-26
Mattermost versions 11.9.x <= 11.9.1, 11.8.x <= 11.8.5, 11.7.x <= 11.7.10, 11.10.x <= 11.10.1 Mattermost fail to apply allocation limits to the byte-string decode paths in its WebSocket msgpack decoder, which allows an authenticated remote…
- CVE-2026-112214MEDIUMCVSS 6.5EG 6.52026-10-19
A flaw was found in the GStreamer ASF demuxer in gst-plugins-ugly. When parsing a Simple Index object, an attacker-controlled entry count is used to size a heap allocation without being limited to the payload available in the object. Proce…
- CVE-2026-33374MEDIUMCVSS 6.5EG 6.52026-10-13
The Prometheus rule conversion API endpoints in Grafana do not limit request body size, allowing authenticated users to trigger unbounded memory allocations that can crash the server through out-of-memory conditions.
- CVE-2026-103005MEDIUMCVSS 6.5EG 6.52026-10-06
Memory Allocation with Excessive Size Value (CWE-789) in Elasticsearch can lead to denial of service via Excessive Allocation (CAPEC-130). An authenticated user with connector management privileges could cause the cluster to allocate an un…
- CVE-2026-105749MEDIUMCVSS 6.5EG 6.52026-10-05
Docling simplifies document processing by parsing diverse formats and providing integrations with the generative AI ecosystem. From 2.0.0 until 2.131.0, the HTML, JATS, OpenDocument spreadsheet, and BoxNote backends, including docling/back…
- CVE-2026-102809MEDIUMCVSS 6.5EG 6.52026-09-29
PX4 Autopilot through 1.17.0 contains an uncontrolled stack allocation vulnerability in the file2 test command that fails to validate the write chunk size parameter. Attackers with shell access can supply an excessively large value to the …
- CVE-2026-96260MEDIUMCVSS 6.5EG 6.52026-09-22
Mattermost versions 11.9.x <= 11.9.1, 11.8.x <= 11.8.5, 11.7.x <= 11.7.10, 11.10.x <= 11.10.1 fail to enforce a request body size limit during CSRF validation of plugin requests which allows an authenticated user to exhaust server memory a…
- CVE-2026-62370MEDIUMCVSS 6.5EG 6.52026-09-21
KubeEdge is an open source system for extending native containerized application orchestration capabilities to hosts at Edge. From 1.0.0 until 1.21.2, 1.22.2, and 1.23.1, Reader.Read in pkg/viaduct/pkg/packer trusts the 32-bit PackageHeade…
- CVE-2026-72639MEDIUMCVSS 6.5EG 6.52026-08-13
Elasticsearch does not enforce an upper bound on a user-supplied count accepted by a search highlighting option, and the allocation derived from that count is not accounted against any circuit breaker. An authenticated user holding only re…
- CVE-2026-72645MEDIUMCVSS 6.5EG 6.52026-08-13
Memory Allocation with Excessive Size Value (CWE-789) in Elasticsearch can lead to denial of service via Excessive Allocation (CAPEC-130). An authenticated user holding only read privileges on a single index can submit one small, specially…
- CVE-2026-72656MEDIUMCVSS 6.5EG 6.52026-08-13
Memory Allocation with Excessive Size Value (CWE-789) in the ES|QL query processing of Elasticsearch can lead to denial of service via Excessive Allocation (CAPEC-130). An authenticated user able to submit ES|QL queries could send a specia…
- CVE-2026-72678MEDIUMCVSS 6.5EG 6.52026-08-13
Elasticsearch does not validate a size value taken from a user-supplied input before that value is used to reserve memory for an internal data structure. An authenticated user holding only read privileges can submit a single small crafted …
- CVE-2026-72687MEDIUMCVSS 6.5EG 6.52026-08-13
A flaw in Elasticsearch allows a low-privileged authenticated user to submit a single small request containing a forged opaque identifier. Elasticsearch decodes and deserializes the identifier before confirming that it was legitimately iss…
- CVE-2026-69702MEDIUMCVSS 6.5EG 6.52026-08-04
SnailJob 1.7.0 contains a denial of service vulnerability in the FuryUtil.deserialize helper that allows authenticated attackers to crash the server by supplying a crafted Zstandard-compressed payload with an inflated frame_content_size fi…
- CVE-2026-59844MEDIUMCVSS 6.5EG 6.52026-07-21
A flaw was found in libssh. A remote authenticated client can issue SSH_FXP_READ requests with an arbitrarily large length, causing a libssh SFTP server to allocate excessive memory and potentially exhaust it through repeated requests.
- CVE-2025-71395MEDIUMCVSS 6.5EG 6.52026-07-18
SurrealDB versions before 2.2.2 contain a memory exhaustion vulnerability in the string::replace function that fails to restrict resulting string length when using regex patterns. An authenticated attacker can craft a malicious query to ex…
- CVE-2026-53717MEDIUMCVSS 6.5EG 6.52026-07-16
Envoy Gateway is an open source project for managing Envoy Proxy as a standalone or Kubernetes-based application gateway. Prior to 1.7.4 and 1.8.1, internal/wasm/imagefetcher.go follows tenant-controlled EnvoyExtensionPolicy spec.wasm[].co…
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