in OpenHarmony v6.0 and prior versions allow a local attacker cause DOS.
A security flaw has been discovered in GNU LibreDWG up to 0.14. This impacts the function dwg_next_entity of the file sr
A security flaw has been discovered in GNU LibreDWG up to 0.14. The affected element is the function match_BLOCK_HEADER
A security flaw has been discovered in GPAC up to 2.4.0. Affected is the function MergeFragment of the file src/isomedia
Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a possible NULL pointer dereference in the handling of AppArmo
Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a possible NULL pointer dereference in the handling of AF_INET
A vulnerability was detected in Assimp up to 6.0.4. Affected is the function glTF2Importer::ImportEmbeddedTextures in th
A flaw has been found in Assimp up to 6.0.4. Affected by this vulnerability is the function Assimp::glTFImporter::Import
A vulnerability has been found in Assimp up to 6.0.4. Affected by this issue is the function glTF2::LazyDict in the libr
A security flaw has been discovered in ggml-org whisper.cpp up to 1.8.2. This vulnerability affects the function whisper
A flaw has been found in GPAC 26.02.0. This affects the function nhmldump_send_frame of the file src/filters/write_nhml.
A vulnerability was found in GNU LibreDWG up to 0.13.4. The impacted element is the function dwg_next_entity of the file
A vulnerability has been found in BusyBox up to 1.30.1. This vulnerability affects unknown code of the file networking/w
A flaw was found in libssh in which a malicious SFTP (SSH File Transfer Protocol) server can exploit this by sending a m
NanoMQ MQTT Broker (NanoMQ) is an all-around Edge Messaging Platform. In NanoMQ version 0.24.6, after enabling auth.http
A vulnerability was identified in open62541 up to 1.5.5. Affected by this issue is the function responseReadNamespacesAr
In libexpat before 2.7.4, XML_ExternalEntityParserCreate does not copy unknown encoding handler user data.
libexpat before 2.7.5 allows a NULL pointer dereference in the function setContext on retry after an earlier ouf-of-memo
Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.5,
A NULL Pointer Dereference vulnerability [CWE-476] vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.2, FortiWeb 7.6.
In nanomq versions 0.24.11 and earlier, a NULL pointer dereference in `nni_mqttv5_msg_decode_connect()` allows a malicio
mutt before 2.3.2 has a show_sig_summary NULL pointer dereference.
libsixel is a SIXEL encoder/decoder implementation derived from kmiya's sixel. From to 1.8.7-r1, a wrong NULL check aft
NULL Pointer Dereference vulnerability in visualfc liteide (liteidex/src/3rdparty/libvterm/src modules). This vulnerabil
NULL Pointer Dereference vulnerability in abcz316 SKRoot-linuxKernelRoot (testRoot/jni/utils modules). This vulnerabilit
Out-of-bounds Write, Divide By Zero, NULL Pointer Dereference, Use of Uninitialized Resource, Out-of-bounds Read, Reacha
NULL Pointer Dereference vulnerability in Softing Industrial Automation GmbH smartLink SW-HT (Webserver modules) allows
NULL Pointer Dereference vulnerability in taurusxin ncmdump (src/utils modules). This vulnerability is associated with
IEC 60870-5-104 used in bidirectional mode in RTU500 is vulnerable for a NULL pointer dereferencing, if a specially craf
NanoMQ MQTT Broker (NanoMQ) is an all-around Edge Messaging Platform. In 0.24.8 and earlier, quic_stream_recv can derefe
NanaZip is the 7-Zip derivative intended for the modern Windows experience. Prior to 6.5.1749.0, NanaZip's seven in-hous
OpenSIPS is a Session Initiation Protocol (SIP) server implementation. Versions 3.4.0 through 3.6.5 contain a denial of
OpenSIPS is a Session Initiation Protocol (SIP) server implementation. Versions prior to 3.6.6 and 4.0.0-rc1 contain a d
NULL pointer dereference in H5Pget_fill_value in HDF5 before 2.3.0 allows attackers to cause a denial of service via a d
H5Z__filter_nbit in H5Znbit.c in HDF5 through 2.3.0 dereferences cd_values[0] through cd_values[4] without validating th
Null pointer dereference for some Intel(R) PROSet/Wireless WiFi Software for Windows within Ring 0: Kernel may allow a d
Null pointer dereference for some Intel(R) PROSet/Wireless WiFi Software for Windows within Ring 2: Device Drivers may a
Null pointer dereference for some Intel(R) PROSet/Wireless WiFi Software for Windows within Ring 2: Device Drivers may a
CVE-2026-55401 is a null dereference vulnerability on the load-balancing sub-system of Secure Access servers prior to 1
Tapo C100/C101 V5 contains a null pointer dereference vulnerability in the RTSP service. An attacker on the local networ
An unauthenticated denial-of-service vulnerability was identified in TP-Link TL-MR100 v3.2, TL-MR150 v3.2, TL-MR6400 v8.
Libevent is an event notification library. Prior to 2.2.2-alpha, libevent can dereference invalid list pointers in ws.c
Incus is a system container and virtual machine manager. Prior to version 7.1.0, `(*backend).CreateInstanceFromBackup` i
Incus is a system container and virtual machine manager. Prior to version 7.1.0, `(*backend).createDependentVolumesFromB
Incus is a system container and virtual machine manager. Prior to version 7.1.0, `(*backend).CreateCustomVolumeFromBacku
A NULL pointer dereference vulnerability exists in the HTTP request parsing functionality of TL-MR6400 v7. An unauthent
OpenEXR is the reference implementation and specification for the EXR high-dynamic-range image file format, widely used
A NULL pointer dereference vulnerability exists in TL-WR841N v14 in the UPnP service when processing SOAP action request
A NULL pointer dereference vulnerability exists in TL-WR841N v14 in the UPnP service when processing SOAP state variable
In the Linux kernel, the following vulnerability has been resolved: RDMA/rtrs: Ensure 'ib_sge list' is accessible Move
Frequently Asked Questions
What is CWE-476?
CWE-476 (NULL Pointer Dereference) is a weakness category in the Common Weakness Enumeration (CWE) system maintained by MITRE. It describes a class of software or hardware vulnerability that can lead to security issues.
How many CVEs are classified as CWE-476?
There are 6,577 CVE records associated with CWE-476 in our database. Of these, 121 are critical severity, 1458 are high severity, and 3571 are medium severity.
How can I protect against CWE-476 vulnerabilities?
Protection strategies depend on the specific weakness type. General measures include input validation, secure coding practices, regular security testing, and keeping software up to date. CyberStrike can help by automatically scanning your infrastructure for vulnerabilities related to CWE-476 using AI-powered security agents.
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