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
1,963 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-401page 37 of 40
- CVE-2026-20106MEDIUMCVSS 5.3EG 5.32026-03-04
A vulnerability in the Remote Access SSL VPN, HTTP management and MUS functionality, of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remo…
- CVE-2026-25638MEDIUMCVSS 5.3EG 5.32026-02-24
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, memory leak exists in `coders/msl.c`. In the `WriteMSLImage` function of the `msl.c` file, resources a…
- CVE-2026-25637MEDIUMCVSS 5.3EG 5.32026-02-24
ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to version 7.1.2-15, a memory leak in the ASHLAR image writer allows an attacker to exhaust process memory by providing a crafted image th…
- CVE-2026-21438MEDIUMCVSS 5.3EG 5.32026-02-12
webtransport-go is an implementation of the WebTransport protocol. Prior to 0.10.0, an attacker can cause unbounded memory consumption repeatedly creating and closing many WebTransport streams. Closed streams were not removed from an inter…
- CVE-2025-56226MEDIUMCVSS 5.3EG 5.32026-01-14
Libsndfile <=1.2.2 contains a memory leak vulnerability in the mpeg_l3_encoder_init() function within the mpeg_l3_encode.c file.
- CVE-2026-22024MEDIUMCVSS 5.3EG 5.32026-01-10
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-2025-66033MEDIUMCVSS 5.3EG 5.32025-12-10
Okta Java Management SDK facilitates interactions with the Okta management API. In versions 21.0.0 through 24.0.0, specific multithreaded implementations may encounter memory issues as threads are not properly cleaned up after requests are…
- CVE-2025-20077MEDIUMCVSS 5.3EG 5.32025-08-12
Missing release of memory after effective lifetime in the UEFI OobRasMmbiHandlerDriver module for some Intel(R) reference server platforms may allow a privileged user to enable denial of service via local access.
- CVE-2025-54939MEDIUMCVSS 5.3EG 5.32025-08-01
LiteSpeed QUIC (LSQUIC) Library before 4.3.1 has an lsquic_engine_packet_in memory leak.
- CVE-2025-1992MEDIUMCVSS 5.3EG 5.32025-05-05
IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5.0 through 11.5.9 and 12.1.0 through 12.1.1 could allow an authenticated user in federation environment, to cause a denial of service due to insufficient release of allo…
- CVE-2024-9135MEDIUMCVSS 5.3EG 5.32025-03-04
On affected platforms running Arista EOS with BGP Link State configured, BGP peer flap can cause the BGP agent to leak memory. This may result in BGP routing processing being terminated and route flapping.
- CVE-2025-23085MEDIUMCVSS 5.3EG 5.32025-02-07
A memory leak could occur when a remote peer abruptly closes the socket without sending a GOAWAY notification. Additionally, if an invalid header was detected by nghttp2, causing the connection to be terminated by the peer, the same leak w…
- CVE-2024-42477MEDIUMCVSS 5.3EG 5.32024-08-12
llama.cpp provides LLM inference in C/C++. The unsafe `type` member in the `rpc_tensor` structure can cause `global-buffer-overflow`. This vulnerability may lead to memory data leakage. The vulnerability is fixed in b3561.
- CVE-2024-39539MEDIUMCVSS 5.3EG 5.32024-07-11
A Missing Release of Memory after Effective Lifetime vulnerability in Juniper Networks Junos OS on MX Series allows an unauthenticated adjacent attacker to cause a Denial-of-Service (DoS). In a subscriber management scenario continuous s…
- CVE-2024-39536MEDIUMCVSS 5.3EG 5.32024-07-11
A Missing Release of Memory after Effective Lifetime vulnerability in the Periodic Packet Management Daemon (ppmd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated adjacent attacker to cause a Denial-of-Service…
- CVE-2024-3653MEDIUMCVSS 5.3EG 5.32024-07-08
A vulnerability was found in Undertow. This issue requires enabling the learning-push handler in the server's config, which is disabled by default, leaving the maxAge config in the handler unconfigured. The default is -1, which makes the h…
- CVE-2022-48764MEDIUMCVSS 5.3EG 5.32024-06-20
In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Free kvm_cpuid_entry2 array on post-KVM_RUN KVM_SET_CPUID{,2} Free the "struct kvm_cpuid_entry2" array on successful post-KVM_RUN KVM_SET_CPUID{,2} to fix a me…
- CVE-2022-48698MEDIUMCVSS 5.3EG 5.32024-05-03
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix memory leak when using debugfs_lookup() When calling debugfs_lookup() the result must have dput() called on it, otherwise the memory will leak over …
- CVE-2021-47075MEDIUMCVSS 5.3EG 5.32024-03-01
In the Linux kernel, the following vulnerability has been resolved: nvmet: fix memory leak in nvmet_alloc_ctrl() When creating ctrl in nvmet_alloc_ctrl(), if the cntlid_min is larger than cntlid_max of the subsystem, and jumps to the "ou…
- CVE-2021-47064MEDIUMCVSS 5.3EG 5.32024-02-29
In the Linux kernel, the following vulnerability has been resolved: mt76: fix potential DMA mapping leak With buf uninitialized in mt76_dma_tx_queue_skb_raw, its field skip_unmap could potentially inherit a non-zero value from stack garb…
- CVE-2024-26458MEDIUMCVSS 5.3EG 5.32024-02-29
Kerberos 5 (aka krb5) 1.21.2 contains a memory leak in /krb5/src/lib/rpc/pmap_rmt.c.
- CVE-2024-23820MEDIUMCVSS 5.3EG 5.32024-01-26
OpenFGA, an authorization/permission engine, is vulnerable to a denial of service attack in versions prior to 1.4.3. In some scenarios that depend on the model and tuples used, a call to `ListObjects` may not release memory properly. So w…
- CVE-2023-46871MEDIUMCVSS 5.3EG 5.32023-12-07
GPAC version 2.3-DEV-rev602-ged8424300-master in MP4Box contains a memory leak in NewSFDouble scenegraph/vrml_tools.c:300. This vulnerability may lead to a denial of service.
- CVE-2023-6180MEDIUMCVSS 5.3EG 5.32023-12-05
The tokio-boring library in version 4.0.0 is affected by a memory leak issue that can lead to excessive resource consumption and potential DoS by resource exhaustion. The set_ex_data function used by the library did not deallocate memory u…
- CVE-2023-2683MEDIUMCVSS 5.3EG 5.32023-06-15
A memory leak in the EFR32 Bluetooth LE stack 5.1.0 through 5.1.1 allows an attacker to send an invalid pairing message and cause future legitimate connection attempts to fail. A reset of the device immediately clears the error.
- CVE-2023-2618MEDIUMCVSS 5.3EG 5.32023-05-10
A vulnerability, which was classified as problematic, has been found in OpenCV wechat_qrcode Module up to 4.7.0. Affected by this issue is the function DecodedBitStreamParser::decodeHanziSegment of the file qrcode/decoder/decoded_bit_strea…
- CVE-2022-22204MEDIUMCVSS 5.3EG 5.32022-07-20
An Improper Release of Memory Before Removing Last Reference vulnerability in the Session Initiation Protocol (SIP) Application Layer Gateway (ALG) of Juniper Networks Junos OS allows unauthenticated network-based attacker to cause a parti…
- CVE-2021-23218MEDIUMCVSS 5.3EG 5.32022-01-10
When running with FIPS mode enabled, Mirantis Container Runtime 20.10.8 leaks memory during TLS Handshakes which could be abused to cause a denial of service.
- CVE-2021-26090MEDIUMCVSS 5.3EG 5.32021-07-12
A missing release of memory after its effective lifetime vulnerability in the Webmail of FortiMail 6.4.0 through 6.4.4 and 6.2.0 through 6.2.6 may allow an unauthenticated remote attacker to exhaust available memory via specifically crafte…
- CVE-2020-25689MEDIUMCVSS 5.3EG 5.32020-11-02
A memory leak flaw was found in WildFly in all versions up to 21.0.0.Final, where host-controller tries to reconnect in a loop, generating new connections which are not properly closed while not able to connect to domain-controller. This f…
- CVE-2020-3995MEDIUMCVSS 5.3EG 5.32020-10-20
In VMware ESXi (6.7 before ESXi670-201908101-SG, 6.5 before ESXi650-202007101-SG), Workstation (15.x before 15.1.0), Fusion (11.x before 11.1.0), the VMCI host drivers used by VMware hypervisors contain a memory leak vulnerability. A malic…
- CVE-2020-5924MEDIUMCVSS 5.3EG 5.32020-08-26
In BIG-IP APM versions 12.1.0-12.1.5.1 and 11.6.1-11.6.5.2, RADIUS authentication leaks memory when the username for authentication is not set.
- CVE-2019-6647MEDIUMCVSS 5.3EG 5.32019-09-04
On BIG-IP 14.1.0-14.1.0.5, 14.0.0-14.0.0.4, 13.0.0-13.1.2, 12.1.0-12.1.4.1, 11.5.2-11.6.4, when processing authentication attempts for control-plane users MCPD leaks a small amount of memory. Under rare conditions attackers with access to …
- CVE-2022-3646MEDIUMCVSS 3.1EG 5.32022-10-21
A vulnerability, which was classified as problematic, has been found in Linux Kernel. This issue affects the function nilfs_attach_log_writer of the file fs/nilfs2/segment.c of the component BPF. The manipulation leads to memory leak. The …
- CVE-2020-26420MEDIUMCVSS 3.1EG 5.32020-12-11
Memory leak in RTPS protocol dissector in Wireshark 3.4.0 and 3.2.0 to 3.2.8 allows denial of service via packet injection or crafted capture file.
- CVE-2020-26419MEDIUMCVSS 3.1EG 5.32020-12-11
Memory leak in the dissection engine in Wireshark 3.4.0 allows denial of service via packet injection or crafted capture file.
- CVE-2020-26418MEDIUMCVSS 3.1EG 5.32020-12-11
Memory leak in Kafka protocol dissector in Wireshark 3.4.0 and 3.2.0 to 3.2.8 allows denial of service via packet injection or crafted capture file.
- CVE-2021-34389MEDIUMCVSS 5.0EG 5.02021-06-21
Trusty contains a vulnerability in NVIDIA OTE protocol message parsing code, which is present in all the TAs. An incorrect bounds check can allow a local user through a malicious client to access memory from the heap in the TrustZone, whic…
- CVE-2020-8916MEDIUMCVSS 5.0EG 5.02020-07-07
A memory leak in Openthread's wpantund versions up to commit 0e5d1601febb869f583e944785e5685c6c747be7, when used in an environment where wpanctl is directly interfacing with the control driver (eg: debug environments) can allow an attacker…
- CVE-2009-5063MEDIUMCVSS v2 5.0EG 5.02011-08-31
Memory leak in the embedded_profile_len function in pngwutil.c in libpng before 1.2.39beta5 allows context-dependent attackers to cause a denial of service (memory leak or segmentation fault) via a JPEG image containing an iCCP chunk with …
- CVE-2009-1378MEDIUMCVSS v2 5.0EG 5.02009-05-19
Multiple memory leaks in the dtls1_process_out_of_seq_message function in ssl/d1_both.c in OpenSSL 0.9.8k and earlier 0.9.8 versions allow remote attackers to cause a denial of service (memory consumption) via DTLS records that (1) are dup…
- CVE-2008-3913MEDIUMCVSS v2 5.0EG 5.02008-09-11
Multiple memory leaks in freshclam/manager.c in ClamAV before 0.94 might allow attackers to cause a denial of service (memory consumption) via unspecified vectors related to "error handling logic".
- CVE-2004-0222MEDIUMCVSS v2 5.0EG 5.02004-05-04
Multiple memory leaks in isakmpd in OpenBSD 3.4 and earlier allow remote attackers to cause a denial of service (memory exhaustion) via certain ISAKMP packets, as demonstrated by the Striker ISAKMP Protocol Test Suite.
- CVE-2002-0574MEDIUMCVSS v2 5.0EG 5.02002-07-03
Memory leak in FreeBSD 4.5 and earlier allows remote attackers to cause a denial of service (memory exhaustion) via ICMP echo packets that trigger a bug in ip_output() in which the reference count for a routing table entry is not decrement…
- CVE-2001-0543MEDIUMCVSS v2 5.0EG 5.02001-09-20
Memory leak in NNTP service in Windows NT 4.0 and Windows 2000 allows remote attackers to cause a denial of service (memory exhaustion) via a large number of malformed posts.
- CVE-2001-0136MEDIUMCVSS v2 5.0EG 5.02001-03-12
Memory leak in ProFTPd 1.2.0rc2 allows remote attackers to cause a denial of service via a series of USER commands, and possibly SIZE commands if the server has been improperly installed.
- CVE-2026-30873MEDIUMCVSS 4.9EG 4.92026-03-19
OpenWrt Project is a Linux operating system targeting embedded devices. In versions prior to both 24.10.6 and 25.12.1, the jp_get_token function, which performs lexical analysis by breaking input expressions into tokens, contains a memory …
- CVE-2021-22341MEDIUMCVSS 4.9EG 4.92021-06-29
There is a memory leak vulnerability in Huawei products. A resource management weakness exists in a module. Attackers with high privilege can exploit this vulnerability by performing some operations. This can lead to memory leak. Affected …
- CVE-2021-28652MEDIUMCVSS 4.9EG 4.92021-05-27
An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. Due to incorrect parser validation, it allows a Denial of Service attack against the Cache Manager API. This allows a trusted client to trigger memory leaks that. over time…
- CVE-2020-1883MEDIUMCVSS 4.9EG 4.92020-06-05
Huawei products NIP6800;Secospace USG6600;USG9500 have a memory leak vulnerability. An attacker with high privileges exploits this vulnerability by continuously performing specific operations. Successful exploitation of this vulnerability …
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 →