CWE-476 5213 CVEs MITRE definition ↗

CWE-476: NULL Pointer Dereference

Overview

CWE-476 (NULL Pointer Dereference) documents a weakness type used across vulnerability databases and security assessments. Use the sections below for definition, context, and mapped CVEs.

Security impact
Security impact: Depends on product and context; use CVE records, severity scores, and MITRE guidance to prioritize.

Description

The product dereferences a pointer that it expects to be valid but is NULL.

Applicable platforms

Kind Name Class Prevalence OS / CPE
language C Undetermined
language C++ Undetermined
language Java Undetermined
language C# Undetermined
language Go Undetermined

Related CVEs in this database

These CVEs are mapped to this weakness in this database and kept for traceability and search.

CVE Published Summary
CVE-2025-60477 2026-06-03 A NULL pointer dereference in the gf_filter_pid_resolve_file_template_ex function (/filter_core/filter_pid.c) of GPAC Project/MP4Box before 26.02.0 allows attackers to cause a Denial of Service (DoS) …
CVE-2026-8035 2026-06-02 Improper input validation in the NI-PAL kernel driver may allow a local authenticated user to cause a denial of service by triggering a crash due to a NULL pointer dereference. This vulnerability affe…
CVE-2026-10298 2026-06-01 A security flaw has been discovered in ggml-org whisper.cpp up to 1.8.2. This vulnerability affects the function whisper_model_load of the file ggml/src/ggml.c. The manipulation results in null pointe…
CVE-2025-59606 2026-06-01 Memory Corruption when writing to invalid memory locations occurs due to heap memory exhaustion during secure data initialization.
CVE-2025-59604 2026-06-01 Memory Corruption when running a memory copy operation due to invalid writes caused by a null pointer.
CVE-2026-28581 2026-06-01 In fixInitiatingUserIfNecessary of CallIntentProcessor.java, there is a possible way to make an emergency call due to a logic error in the code. This could lead to local with null execution privilege…
CVE-2025-70099 2026-06-01 A NULL pointer dereference in the ext4_dir_en_get_name_len function in include/ext4_dir.h of lwext4 1.0.0 allows attackers to cause a denial of service by supplying a specially crafted EXT4 filesystem…
CVE-2026-45729 2026-06-01 Thor Vector Graphics (ThorVG) is a production-ready vector graphics engine. Prior to version 1.0.5, a null pointer dereference in SvgLoader::run() allows any caller that passes untrusted SVG data to P…
CVE-2026-37230 2026-06-01 FlexRIC v2.0.0 crashes when the near-RT RIC receives a RIC_INDICATION message with a ran_func_id that does not exist in its registry. The lookup returns NULL, triggering assert() in Debug builds (SIGA…
CVE-2026-37226 2026-06-01 FlexRIC v2.0.0 crashes when the iApp receives an E42_RIC_SUBSCRIPTION_REQUEST referencing a non-existent E2 Node. The lookup function returns NULL, which is enforced by assert() in Debug builds (SIGAB…
CVE-2025-60495 2026-06-01 A segmentation violation in the gf_media_get_color_info function (/media_tools/isom_tools.c) of GPAC Project/MP4Box before 26.02.0 allows attackers to cause a Denial of Service (DoS) via supplying a c…
CVE-2025-60485 2026-06-01 A segmentation violation in the gf_isom_apple_set_tag_ex function (/isomedia/isom_write.c) of GPAC Project/MP4Box before 26.02.0 allows attackers to cause a Denial of Service (DoS) via supplying a cra…
CVE-2025-60483 2026-06-01 A NULL pointer dereference in the gf_ac4_pres_b_4_back_channels_present function (/media_tools/av_parsers.c) of GPAC Project/MP4Box before 26.02.0 allows attackers to cause a Denial of Service (DoS) v…
CVE-2025-60481 2026-06-01 A NULL pointer dereference in the gf_odf_ac4_cfg_dsi_v1 function (/odf/descriptors.c) of GPAC Project/MP4Box before 26.02.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted …
CVE-2026-10199 2026-05-31 A vulnerability has been found in Assimp up to 6.0.4. Affected by this issue is the function glTF2::LazyDict in the library glTF2Asset.h. Such manipulation of the argument operator[] leads to null poi…
CVE-2026-10198 2026-05-31 A flaw has been found in Assimp up to 6.0.4. Affected by this vulnerability is the function Assimp::glTFImporter::ImportMeshes of the file glTFImporter.cpp of the component glTFImporter. This manipula…
CVE-2026-10197 2026-05-31 A vulnerability was detected in Assimp up to 6.0.4. Affected is the function glTF2Importer::ImportEmbeddedTextures in the library code/AssetLib/glTF2/glTF2Importer.cpp of the component TF File Handler…
CVE-2026-46527 2026-05-29 cpp-httplib is a C++11 single-file header-only cross platform HTTP/HTTPS library. Prior to 0.44.0, When the server has called Server::set_trusted_proxies() with a non-empty trusted-proxy list, an atta…
CVE-2026-45151 2026-05-29 NanoMQ MQTT Broker (NanoMQ) is an all-around Edge Messaging Platform. In 0.24.8 and earlier, quic_stream_recv can dereference a null substream pointer when a substream is in reopen state. The code fin…
CVE-2026-47337 2026-05-28 Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a possible NULL pointer dereference in the handling of AF_INET/AF_INET6 socket mediation. The bug can be triggered by an unprivileged local us…

Content submission

Name
7 Pernicious Kingdoms
Date
2006-07-19
Version
Draft 3

Content modifications

Date Name Version Importance Comment
2008-07-01 Eric Dalci 1.0 updated Time_of_Introduction
2008-08-01 1.0 added/updated white box definitions
2008-09-08 CWE Content Team 1.0 updated Applicable_Platforms, Common_Consequences, Relationships, Other_Notes, Taxonomy_Mappings, Weakness_Ordinalities
2008-11-24 CWE Content Team 1.1 updated Relationships, Taxonomy_Mappings
2009-05-27 CWE Content Team 1.4 updated Demonstrative_Examples
2009-10-29 CWE Content Team 1.6 updated Relationships
2009-12-28 CWE Content Team 1.7 updated Common_Consequences, Demonstrative_Examples, Other_Notes, Potential_Mitigations, Weakness_Ordinalities
2010-02-16 CWE Content Team 1.8 updated Potential_Mitigations, Relationships
2010-06-21 CWE Content Team 1.9 updated Demonstrative_Examples, Description, Detection_Factors, Potential_Mitigations
2010-09-27 CWE Content Team 1.10 updated Demonstrative_Examples, Observed_Examples, Relationships
2010-12-13 CWE Content Team 1.11 updated Relationships
2011-06-01 CWE Content Team 1.13 updated Common_Consequences
2011-06-27 CWE Content Team 2.0 updated Related_Attack_Patterns, Relationships
2011-09-13 CWE Content Team 2.1 updated Relationships, Taxonomy_Mappings
2012-05-11 CWE Content Team 2.2 updated Observed_Examples, Related_Attack_Patterns, Relationships
2014-02-18 CWE Content Team 2.6 updated Demonstrative_Examples
2014-07-30 CWE Content Team 2.8 updated Relationships, Taxonomy_Mappings
2015-12-07 CWE Content Team 2.9 updated Relationships
2017-01-19 CWE Content Team 2.10 updated Relationships
2017-11-08 CWE Content Team 3.0 updated Relationships, Taxonomy_Mappings, White_Box_Definitions
2019-01-03 CWE Content Team 3.2 updated Relationships
2019-06-20 CWE Content Team 3.3 updated Relationships
2019-09-19 CWE Content Team 3.4 updated References, Relationships
2020-02-24 CWE Content Team 4.0 updated References
2020-06-25 CWE Content Team 4.1 updated Common_Consequences
2020-08-20 CWE Content Team 4.2 updated Relationships
2020-12-10 CWE Content Team 4.3 updated Relationships
2021-03-15 CWE Content Team 4.4 updated Demonstrative_Examples, Observed_Examples
2021-07-20 CWE Content Team 4.5 updated Relationships
2022-04-28 CWE Content Team 4.7 updated Alternate_Terms
2022-06-28 CWE Content Team 4.8 updated Relationships
2022-10-13 CWE Content Team 4.9 updated Alternate_Terms, Applicable_Platforms, Observed_Examples
2023-04-27 CWE Content Team 4.11 updated Demonstrative_Examples, Detection_Factors, References, Relationships
2023-06-29 CWE Content Team 4.12 updated Mapping_Notes, Relationships
2023-10-26 CWE Content Team 4.13 updated Observed_Examples
2024-07-16 CWE Content Team 4.15 updated Alternate_Terms, Demonstrative_Examples, Description, Diagram, Potential_Mitigations, Relationships, Weakness_Ordinalities
2024-11-19 CWE Content Team 4.16 updated Relationships
2025-04-03 CWE Content Team 4.17 updated Demonstrative_Examples, Potential_Mitigations
2025-09-09 CWE Content Team 4.18 updated Potential_Mitigations, References
2025-12-11 CWE Content Team 4.19 updated Detection_Factors, Observed_Examples, References, Relationships

Contributions

Type Name Date Comment
Content Abhi Balakrishnan 2024-02-29 Provided diagram to improve CWE usability
cvelogic Threat Intelligence