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
2,035 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 41
- CVE-2026-63446HIGHCVSS 7.5EG 7.52026-09-18
Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6, AppLayerParserSetTransactionInspectId() in src/app-layer-parser.c uses an inverted guard and mark…
- CVE-2026-63448HIGHCVSS 7.5EG 7.52026-09-18
Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to 7.0.17 and 8.0.6, the SMB parser can retain force-completed transactions on flows where Suricata sees payload in…
- CVE-2026-93436HIGHCVSS 7.5EG 7.52026-09-17
vLLM through 0.29.0 fails to properly clean up decode-side metadata for rejected inference requests in prefill/decode disaggregated deployments. Remote attackers can submit requests with max_tokens=0 to exhaust decode-worker memory without…
- CVE-2026-92230HIGHCVSS 7.5EG 7.52026-09-17
Apache Karaf's XmlUtils cached XML parser/transformer factories in static ThreadLocal fields on long-lived container threads. Because a ThreadLocal value outlives the OSGi bundle that created it, repeated bundle or feature install, update,…
- CVE-2026-86040HIGHCVSS 7.5EG 7.52026-09-17
libp2p is a JavaScript implementation of the libp2p networking stack. Prior to 11.0.26, @libp2p/floodsub accepts unauthenticated RPC frames on /floodsub/1.0.0 through PeerStreams.attachInboundStream in packages/floodsub/src/peer-streams.ts…
- CVE-2026-18212HIGHCVSS 7.5EG 7.52026-09-16
A flaw was found in the SAML Redirect Binding implementation of Keycloak, an open-source identity and access management solution. The issue occurs because the custom DEFLATE compression and decompression helpers fail to release native zlib…
- CVE-2026-63128HIGHCVSS 7.5EG 7.52026-09-16
RMCP is an official Rust SDK for the Model Context Protocol. Prior to 2.0.0, the rmcp crate's stateful Streamable HTTP server in crates/rmcp/src/transport/streamable_http_server/tower.rs allows an unauthenticated client to send a well-form…
- CVE-2026-81563HIGHCVSS 7.5EG 7.52026-09-16
A BIND resolver encountering an SVCB/HTTPS AliasMode record referencing 14 or more SVCB/HTTPS ServiceMode records may fail to properly deallocate internal resources. If this happens repeatedly, resource exhaustion will eventually prevent t…
- CVE-2026-69208HIGHCVSS 7.5EG 7.52026-09-15
Http4s is a Scala interface for HTTP services. Prior to 0.23.35 and 1.0.0-M47, the DigestAuth server middleware removes fresh nonces and stops eviction at the first stale nonce because its stale-nonce comparison is inverted. On an applicat…
- CVE-2026-87776HIGHCVSS 7.5EG 7.52026-09-11
compression is a Node.js and Express compression middleware. In versions before 1.8.2, when a client aborts the connection while a compressed response is still being sent, the zlib stream created to compress that response is never destroye…
- CVE-2026-69809HIGHCVSS 7.5EG 7.52026-09-08
Missing release of memory after effective lifetime in Active Directory Domain Services allows an unauthorized attacker to deny service over a network.
- CVE-2026-70065HIGHCVSS 7.5EG 7.52026-09-08
Missing release of memory after effective lifetime in Windows DHCP Server allows an unauthorized attacker to deny service over a network.
- CVE-2026-69588HIGHCVSS 7.5EG 7.52026-09-08
Missing release of memory after effective lifetime in Windows TCP/IP allows an unauthorized attacker to deny service over a network.
- CVE-2026-16028HIGHCVSS 7.5EG 7.52026-09-07
Protocol::HTTP2 versions before 1.14 for Perl allow memory exhaustion via closed streams that stream_state never removes from the connection stream table. When a stream reaches the CLOSED state, stream_state returns the concurrency slot a…
- CVE-2026-20281HIGHCVSS 7.5EG 7.52026-09-02
A vulnerability in Cisco Desk Phone 9800 Series, Cisco IP Phone 7800 and 8800 Series, and Cisco Video Phone 8875 that are running Cisco Session Initiation Protocol (SIP) Software could allow an unauthenticated, remote attacker to cause a d…
- CVE-2026-47888HIGHCVSS 7.5EG 7.52026-08-27
A Spring RSocket application is exposed to a memory leak via a malformed SETUP frame. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19 Spring Framework 6.1.0 - 6.1.28 Spring Framework 6.0.0 - 6.0.30 Spring Framework 5.3.0 - 5…
- CVE-2026-76235HIGHCVSS 7.5EG 7.52026-08-19
A memory leak flaw was found in cockpit-ws. The login page handler leaks a heap allocation on every unauthenticated request that carries a CockpitLang cookie, allowing a remote unauthenticated attacker to exhaust memory on the host and cau…
- CVE-2026-71675HIGHCVSS 7.5EG 7.52026-08-18
An issue in Open5GS v.2.7.0 allows a remote attacker to cause a denial of service via the ngap_send_to_nas() function in src/amf/ngap-path.c
- CVE-2026-54876HIGHCVSS 7.5EG 7.52026-08-05
Issue summary: A malicious TLS server can cause a memory leak in a TLS client that has enabled OCSP response checking by sending an OCSP response that contains no single response entries. Impact summary: An attacker can leak an attacker-t…
- CVE-2026-63252HIGHCVSS 7.5EG 7.52026-08-04
In Eclipse Milo versions 0.6.0 through 1.1.4, UASC server transport handlers fail to release retained partial message chunks when a channel disconnects, allowing a remote unauthenticated client to exhaust pooled direct memory by repeatedly…
- CVE-2026-67437HIGHCVSS 7.5EG 7.52026-07-29
OliveTin gives access to predefined shell commands from a web interface. From 3000.0.0 until 3000.17.0, the service/internal/auth/otoauth2/restapi_auth_oauth2.go OAuth2 login handler stores per-login state in the registeredStates map on ev…
- CVE-2026-58175HIGHCVSS 7.5EG 7.52026-07-29
Apache Traffic Server leaks memory when handling HostDB SRV records. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.11, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3. Users are recommended to upgrade to vers…
- 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-2026-64020HIGHCVSS 7.5EG 7.52026-07-19
In the Linux kernel, the following vulnerability has been resolved: nvme-pci: fix dma_vecs leak on p2p memory We don't unmap P2P memory, so we don't need to track it. The dma_vec allocation was getting leaked on the completion.
- 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-2026-52960HIGHCVSS 7.5EG 7.52026-06-24
In the Linux kernel, the following vulnerability has been resolved: ceph: put folios not suitable for writeback The batch holds references to the folios (see `filemap_get_folios`, `folio_batch_release`), so we need to `folio_put` the fol…
- 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…
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