CWE-401— Missing Release of Memory after Effective Lifetime (Memory Leak)
The product does not sufficiently track and release allocated memory after it has been used, making the memory unavailable for reallocation and reuse.— MITRE CWE catalog
1,959 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-401page 3 of 40
- CVE-2026-67183HIGHCVSS 7.5EG 7.52026-07-28
TinyWeb through 0.0.8 contains a memory leak vulnerability that allows unauthenticated attackers to exhaust available memory by sending ordinary well-formed HTTP requests. Each request causes HttpParser::execute() to allocate Url objects, …
- CVE-2026-56819HIGHCVSS 7.5EG 7.52026-07-21
Netty is a network application framework for development of protocol servers and clients. In versions 4.2.0.Final through 4.2.15.Final and 4.1.0.Final through 4.1.135.Final, a remote unauthenticated peer can leak one direct `ByteBuf` per H…
- CVE-2026-47667HIGHCVSS 7.5EG 7.52026-07-21
CImg Library is a C++ library for image processing. Prior to version 4.0.0 in `_load_analyze()`, the header_size field is read as an `unsigned int` from the first 4 bytes of an Analyze/NIfTI file and passed directly to `new unsigned char[h…
- CVE-2026-53397HIGHCVSS 7.5EG 7.52026-07-19
In the Linux kernel, the following vulnerability has been resolved: nfsd: fix posix_acl leak on SETACL decode failure nfsaclsvc_decode_setaclargs() and nfs3svc_decode_setaclargs() each call nfs_stream_decode_acl() twice, first for NFS_AC…
- CVE-2026-53394HIGHCVSS 7.5EG 7.52026-07-19
In the Linux kernel, the following vulnerability has been resolved: nfsd: avoid leaking pre-allocated openowner on unconfirmed retry race When find_or_alloc_open_stateowner() encounters an unconfirmed owner, it calls release_openowner() …
- CVE-2026-61866HIGHCVSS 7.5EG 7.52026-07-15
ImageMagick before 7.1.2-26 contains a memory leak vulnerability in the JNG encoder when a blob cannot be opened. Attackers can trigger the memory leak by providing malformed JNG files that fail blob operations, causing resource exhaustion.
- CVE-2026-61863HIGHCVSS 7.5EG 7.52026-07-15
ImageMagick before 7.1.2-26 (and 6.x before 6.9.13-51) contains a memory leak in the TIFF encoder that occurs when a temporary file cannot be created, resulting in a small memory leak.
- CVE-2026-47482HIGHCVSS 7.5EG 7.52026-07-14
NVIDIA Triton Inference Server for Linux contains a vulnerability where an attacker can cause missing release of memory after effective lifetime. A successful exploit of this vulnerability might lead to denial of service.
- CVE-2026-44806HIGHCVSS 7.5EG 7.52026-07-14
Missing release of memory after effective lifetime in Windows Cryptographic Services allows an unauthorized attacker to deny service over a network.
- CVE-2024-7708HIGHCVSS 7.5EG 7.52026-07-14
For requests that have a body, but reading the body may end up in reading 0 bytes, there is a buffer leak. This is particularly the case for 100-Continue, but any request where the network is slow can leak.
- CVE-2026-61870HIGHCVSS 7.5EG 7.52026-07-11
ImageMagick before 7.1.2-26 contains a memory leak vulnerability in the VIFF encoder when memory allocation fails. Attackers can trigger allocation failures by processing specially crafted VIFF images to exhaust available memory and cause …
- CVE-2026-10699HIGHCVSS 7.5EG 7.52026-07-08
Missing release of memory after effective lifetime vulnerability in Progress MOVEit Transfer (Custom Reports modules). This issue affects MOVEit Transfer: from 2025.0.0 before 2025.0.8, from 2025.1.0 before 2025.1.4, from 2026.0.0 before …
- CVE-2026-13698HIGHCVSS 7.5EG 7.52026-07-06
A memory leak in OpenVPN version 2.5.0 through 2.5.11, 2.6.0 through 2.6.20 and 2.7_alpha1 through 2.7.4 allows remote attackers with a valid tls-crypt-v2 client key to potentially cause a denial of service
- CVE-2026-13708HIGHCVSS 7.5EG 7.52026-07-06
Imager::File::JPEG versions before 1.003 for Perl leak heap memory when reading a JPEG with repeated APP13 markers in i_readjpeg_wiol. i_readjpeg_wiol walks the marker list libjpeg returns and, for each APP13 marker, allocates a new buffe…
- CVE-2026-50254HIGHCVSS 7.5EG 7.52026-06-30
An unauthenticated remote attacker can repeatedly send a single crafted connection request to leak memory. Against storescp in its default single-process mode, memory grows quickly and the service is eventually killed, after which it stops…
- CVE-2026-35505HIGHCVSS 7.5EG 7.52026-06-30
An unauthenticated remote attacker can repeatedly send crafted connection requests to leak memory. In single-process deployments the memory grows until the service is killed and the port stops responding until restart.
- CVE-2026-13474HIGHCVSS 7.5EG 7.52026-06-30
Denial of service via malformed HTTP/2 requests in NetScaler ADC and NetScaler Gateway if HTTP/2 is enabled in HTTP Profile and associated with the virtual server (of type LB, CS, VPN) or the service configured on NetScaler
- CVE-2026-56018HIGHCVSS 7.5EG 7.52026-06-29
JavaScript::Minifier::XS versions before 0.16 for Perl leak memory on every call to minify(), allowing unbounded memory growth. In JsMinify (XS.xs) the cleanup frees only the NodeSet structures and never the per-token contents buffers all…
- CVE-2026-53229HIGHCVSS 7.5EG 7.52026-06-25
In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: xsk: Fix DMA and xdp_frame leak on XDP_TX xmit failure In the XSK branch of mlx5e_xmit_xdp_buff(), when sq->xmit_xdp_frame() returns false (e.g. XDPSQ is full…
- CVE-2026-53087HIGHCVSS 7.5EG 7.52026-06-24
In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: fix leaking free_bds While reclaiming the tx queue we fast forward the write pointer to drop any data in flight. These dropped frames are not added back t…
- CVE-2026-52981HIGHCVSS 7.5EG 7.52026-06-24
In the Linux kernel, the following vulnerability has been resolved: neigh: let neigh_xmit take skb ownership neigh_xmit always releases the skb, except when no neighbour table is found. But even the first added user of neigh_xmit (mpls) …
- CVE-2026-52974HIGHCVSS 7.5EG 7.52026-06-24
In the Linux kernel, the following vulnerability has been resolved: net: tls: fix strparser anchor skb leak on offload RX setup failure When tls_set_device_offload_rx() fails at tls_dev_add(), the error path calls tls_sw_free_resources_r…
- CVE-2026-48141HIGHCVSS 7.5EG 7.52026-06-19
There is a memory leak in NI grpc-device BeginSidebandStream that may result in denial of service due to memory exhaustion. This affects NI grpc-device 2.17.0 and prior versions.
- CVE-2026-48059HIGHCVSS 7.5EG 7.52026-06-11
Netty is a network application framework for development of protocol servers and clients. Prior to versions 4.1.135.Final and 4.2.15.Final, the HAProxy PROXY protocol v2 codec in netty leaks native or heap memory on every connection when a…
- CVE-2026-48043HIGHCVSS 7.5EG 7.52026-06-11
Netty is a network application framework for development of protocol servers and clients. In netty-codec-http2 prior to versions 4.1.135.Final and 4.2.15.Final, the `DelegatingDecompressorFrameListener` class orchestrates HTTP/2 decompress…
- CVE-2026-48006HIGHCVSS 7.5EG 7.52026-06-11
Netty is a network application framework for development of protocol servers and clients. Prior to versions 4.1.135.Final and 4.2.15.Final, the RedisArrayAggregator handler permanently leaks pooled direct-memory buffers when a Redis pipeli…
- CVE-2026-44660HIGHCVSS 7.5EG 7.52026-05-27
UltraJSON is a fast JSON encoder and decoder written in pure C with bindings for Python 3.7+. Prior to 5.12.1, when ujson.dump() writes to a file-like object and the write operation raises an exception, the serialized JSON string object is…
- CVE-2026-46102HIGHCVSS 7.5EG 7.52026-05-27
In the Linux kernel, the following vulnerability has been resolved: net: strparser: fix skb_head leak in strp_abort_strp() When the stream parser is aborted, for example after a message assembly timeout, it can still hold a reference to …
- CVE-2026-46679HIGHCVSS 7.5EG 7.52026-05-21
libp2p is a JavaScript Implementation of libp2p networking stack. Prior to version 15.0.23, three cooperating omissions in @libp2p/gossipsub allow an unauthenticated single peer to exhaust the Node.js heap of any gossipsub node with defaul…
- CVE-2026-35424HIGHCVSS 7.5EG 7.52026-05-12
Missing release of memory after effective lifetime in Windows Internet Key Exchange (IKE) Protocol allows an unauthorized attacker to deny service over a network.
- CVE-2026-34089HIGHCVSS 7.5EG 7.52026-05-11
Vulnerability in Wikimedia Foundation Scribunto. This issue affects Scribunto: from 1.45.0 before 1.45.2.
- CVE-2026-43373HIGHCVSS 7.5EG 7.52026-05-08
In the Linux kernel, the following vulnerability has been resolved: net: ncsi: fix skb leak in error paths Early return paths in NCSI RX and AEN handlers fail to release the received skb, resulting in a memory leak. Specifically, ncsi_a…
- CVE-2026-31711HIGHCVSS 7.5EG 7.52026-05-01
In the Linux kernel, the following vulnerability has been resolved: smb: server: fix active_num_conn leak on transport allocation failure Commit 77ffbcac4e56 ("smb: server: fix leak of active_num_conn in ksmbd_tcp_new_connection()") addr…
- CVE-2026-31640HIGHCVSS 7.5EG 7.52026-04-24
In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix use of wrong skb when comparing queued RESP challenge serial In rxrpc_post_response(), the code should be comparing the challenge serial number from the cache…
- CVE-2026-23453HIGHCVSS 7.5EG 7.52026-04-03
In the Linux kernel, the following vulnerability has been resolved: net: ti: icssg-prueth: Fix memory leak in XDP_DROP for non-zero-copy mode Page recycling was removed from the XDP_DROP path in emac_run_xdp() to avoid conflicts with AF_…
- CVE-2026-3650HIGHCVSS 7.5EG 7.52026-03-26
A memory leak exists in the Grassroots DICOM library (GDCM). The bug occurs when parsing malformed DICOM files with non-standard VR types in file meta information. The vulnerability leads to vast memory allocations and resource depletion, …
- CVE-2026-4247HIGHCVSS 7.5EG 7.52026-03-26
When a challenge ACK is to be sent tcp_respond() constructs and sends the challenge ACK and consumes the mbuf that is passed in. When no challenge ACK should be sent the function returns and leaks the mbuf. If an attacker is either on pa…
- CVE-2026-3104HIGHCVSS 7.5EG 7.52026-03-25
A specially crafted domain can be used to cause a memory leak in a BIND resolver simply by querying this domain. This issue affects BIND 9 versions 9.20.0 through 9.20.20, 9.21.0 through 9.21.19, and 9.20.9-S1 through 9.20.20-S1. BIND 9 ve…
- CVE-2026-33852HIGHCVSS 7.5EG 7.52026-03-24
Missing Release of Memory after Effective Lifetime vulnerability in MolotovCherry Android-ImageMagick7.This issue affects Android-ImageMagick7: before 7.1.2-11.
- CVE-2026-33856HIGHCVSS 7.5EG 7.52026-03-24
Missing Release of Memory after Effective Lifetime vulnerability in MolotovCherry Android-ImageMagick7.This issue affects Android-ImageMagick7: before 7.1.2-11.
- CVE-2026-32874HIGHCVSS 7.5EG 7.52026-03-20
UltraJSON is a fast JSON encoder and decoder written in pure C with bindings for Python 3.7+. Versions 5.4.0 through 5.11.0 contain an accumulating memory leak in JSON parsing large (outside of the range [-2^63, 2^64 - 1]) integers. The le…
- CVE-2026-1605HIGHCVSS 7.5EG 7.52026-03-05
In Eclipse Jetty, versions 12.0.0-12.0.31 and 12.1.0-12.0.5, class GzipHandler exposes a vulnerability when a compressed HTTP request, with Content-Encoding: gzip, is processed and the corresponding response is not compressed. This happe…
- CVE-2026-56368HIGHCVSS 7.5EG 7.52026-02-25
ImageMagick before 7.1.2-15 contains a memory leak vulnerability in multiple coders that write raw pixel data where allocated objects are not properly freed. Attackers can trigger this leak by processing specially crafted images, causing m…
- CVE-2026-25988HIGHCVSS 7.5EG 7.52026-02-24
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, sometimes msl.c fails to update the stack index, so an image is stored in the wrong slot and never fre…
- CVE-2026-25969HIGHCVSS 7.5EG 7.52026-02-24
ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to version 7.1.2-15, a memory leak exists in `coders/ashlar.c`. The `WriteASHLARImage` allocates a structure. However, when an exception …
- CVE-2026-25796HIGHCVSS 7.5EG 7.52026-02-24
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, in `ReadSTEGANOImage()` (`coders/stegano.c`), the `watermark` Image object is not freed on three early…
- CVE-2026-24828HIGHCVSS 7.5EG 7.52026-01-27
Missing Release of Memory after Effective Lifetime vulnerability in Is-Daouda is-Engine.This issue affects is-Engine: before 3.3.4.
- CVE-2025-56353HIGHCVSS 7.5EG 7.52026-01-20
In tinyMQTT commit 6226ade15bd4f97be2d196352e64dd10937c1962 (2024-02-18), a memory leak occurs due to the broker's failure to validate or reject malformed UTF-8 strings in topic filters. An attacker can exploit this by sending repeated sub…
- CVE-2025-61974HIGHCVSS 7.5EG 7.52025-10-15
When a client SSL profile is configured on a virtual server, undisclosed requests can cause an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
- CVE-2025-43816HIGHCVSS 7.5EG 7.52025-09-25
A memory leak in the headless API for StructuredContents in Liferay Portal 7.4.0 through 7.4.3.119, and older unsupported versions, and Liferay DXP 2024.Q1.1 through 2024.Q1.5, 2023.Q4.0 through 2024.Q4.10, 2023.Q3.1 through 2023.Q3.10, 7.…
Map vulnerabilities like CWE-401 to your infrastructure
EchelonGraph correlates every CVE — across CWE-401 and 150+ other weakness categories — against the assets you actually run. See blast radius, fix versions, and remediation steps in one graph.
Book a Demo →