CWE-476— NULL Pointer Dereference
The product dereferences a pointer that it expects to be valid but is NULL.— MITRE CWE catalog
5,799 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-476page 35 of 116
- CVE-2026-9639MEDIUMCVSS 6.5EG 6.52026-06-26
Nil-pointer dereference in CreateCustomVolumeFromBackup in LXD up to version 6.8 and 5.21 on Linux allows an authenticated user with can_create_storage_volumes permissions to cause a denial of service via a specially crafted custom-volume …
- CVE-2025-55639MEDIUMCVSS 6.5EG 6.52026-06-23
GPAC MP4Box v2.4 was discovered to contain a NULL pointer dereference in the gf_isom_add_track_kind() function at isomedia/isom_write.c. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted MP4 file.
- CVE-2026-22899MEDIUMCVSS 6.5EG 6.52026-06-10
A NULL pointer dereference vulnerability has been reported to affect File Station 6. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack. We have already fixed the …
- CVE-2026-9752MEDIUMCVSS 6.5EG 6.52026-06-09
An authorized user could trigger a server crash by running a query with a 2dsphere index on a field that stores a GeoJSON GeometryCollection containing a Polygon with a strict-winding CRS. Strict-winding polygons are intentionally unsuppo…
- CVE-2026-9743MEDIUMCVSS 6.5EG 6.52026-06-09
In MongoDB Server 8.0, an aggregation stage can leave its _subPipeline field null during processing of certain pipelines. If a getMore is subsequently issued on the same cursor, the server may dereference this null sub-pipeline when reatta…
- CVE-2025-55659MEDIUMCVSS 6.5EG 6.52026-06-09
A NULL pointer dereference in the ctts_box_write function (isomedia/box_code_base.c) of GPAC MP4Box v2.4 allows attackers to cause a Denial of Service (DoS) via supplying a crafted MP4 file.
- CVE-2026-42903MEDIUMCVSS 6.5EG 6.52026-06-09
Null pointer dereference in Windows Kerberos allows an authorized attacker to deny service over a network.
- CVE-2026-44317MEDIUMCVSS 6.5EG 6.52026-05-27
free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's PCF POST /npcf-policyauthorization/v1/app-sessions handler panics on a single authenticated request whose ascReqData.suppFeat == "1" (enabling traff…
- CVE-2026-41069MEDIUMCVSS 6.5EG 6.52026-05-22
libheif is a HEIF and AVIF file format decoder and encoder. In versions 1.21.2 and prior, a malformed HEIF sequence file can trigger an out-of-bounds read in core sequence parsing logic, causing DoS. A malformed file can have stco.entry_co…
- CVE-2026-32738MEDIUMCVSS 6.5EG 6.52026-05-19
libheif is a HEIF and AVIF file format decoder and encoder. In versions 1.21.2 and below, a crafted 792-byte HEIF sequence file with samples_per_chunk=0 in the stsc box causes an unsigned integer underflow in the Chunk constructor (m_last_…
- CVE-2026-34350MEDIUMCVSS 6.5EG 6.52026-05-12
Null pointer dereference in Windows Storport Miniport Driver allows an unauthorized attacker to deny service over a network.
- CVE-2026-8252MEDIUMCVSS 6.5EG 6.52026-05-11
A vulnerability was determined in Open5GS up to 2.7.7. Affected is the function smf_nsmf_handle_create_data_in_hsmf of the component SMF. Executing a manipulation can lead to null pointer dereference. The attack may be performed from remot…
- CVE-2026-7259MEDIUMCVSS 6.5EG 6.52026-05-10
In PHP versions 8.2.* before 8.2.31, 8.3.* before 8.3.31, 8.4.* before 8.4.21, and 8.5.* before 8.5.6, a mismatch between encoding lists in Oniguruma and mbfl leads to a NULL pointer dereference, resulting in a segmentation fault and de…
- CVE-2026-42183MEDIUMCVSS 6.5EG 6.52026-05-09
Argo Workflows is an open source container-native workflow engine for orchestrating parallel jobs on Kubernetes. From version 4.0.0 to before version 4.0.5, a nil pointer dereference in server/auth/gatekeeper.go rbacAuthorization() causes …
- CVE-2026-41684MEDIUMCVSS 6.5EG 6.52026-05-07
Incus is a system container and virtual machine manager. Prior to version 7.0.0, backup.GetInfo() trusts the inline backup/index.yaml config when present and only falls back to parsing the legacy backup/container/backup.yaml file if result…
- CVE-2026-41647MEDIUMCVSS 6.5EG 6.52026-05-07
Incus is a system container and virtual machine manager. Prior to version 7.0.0, a missing error handling could lead an authenticated Incus user to cause a daemon crash through the import of a truncated storage bucket backup file. This iss…
- CVE-2026-8063MEDIUMCVSS 6.5EG 6.52026-05-07
An authenticated user can crash mongod when running $rankFusion or $scoreFusion with an empty pipeline on a view. When resolving a view, the server inspects the aggregation pipeline to determine whether it begins with an Atlas Search stag…
- CVE-2026-40197MEDIUMCVSS 6.5EG 6.52026-05-06
Incus is a system container and virtual machine manager. In versions before 7.0.0, missing validation logic in the storage volume import logic allows an authenticated user with access to the storage volume feature to cause the Incus daemon…
- CVE-2026-40195MEDIUMCVSS 6.5EG 6.52026-05-06
Incus is a system container and virtual machine manager. In versions before 7.0.0, missing validation logic in the storage bucket import logic allows an authenticated user with access to the storage bucket feature to cause the Incus daemon…
- CVE-2025-70070MEDIUMCVSS 6.5EG 6.52026-05-04
An issue in Assimp v.6.0.2 allows a remote attacker to cause a denial of service via the FBXMeshGeometry.cpp, MeshGeometry::MeshGeometry()
- CVE-2026-34761MEDIUMCVSS 6.5EG 6.52026-04-02
Ella Core is a 5G core designed for private networks. Prior to version 1.8.0, Ella Core panics when processing a NGAP handover failure message. An attacker able to cause a gNodeB to send NGAP handover failure messages to Ella Core can cras…
- CVE-2026-33907MEDIUMCVSS 6.5EG 6.52026-03-27
Ella Core is a 5G core designed for private networks. Versions prior to 1.7.0 panic when processing Authentication Response and Authentication Failure NAS message missing IEs. An attacker able to send crafted NAS messages to Ella Core can …
- CVE-2026-33903MEDIUMCVSS 6.5EG 6.52026-03-27
Ella Core is a 5G core designed for private networks. Versions prior to 1.7.0 panic when processing a specially crafted NGAP LocationReport message. An attacker able to send crafted NGAP messages to Ella Core can crash the process, causing…
- CVE-2026-28522MEDIUMCVSS 6.5EG 6.52026-03-15
arduino-TuyaOpen before version 1.2.1 contains a null pointer dereference vulnerability in the WiFiUDP component. An attacker on the same local area network can send a large volume of malicious UDP packets that trigger a null pointer deref…
- CVE-2026-24641MEDIUMCVSS 6.5EG 6.52026-03-10
A NULL Pointer Dereference vulnerability [CWE-476] vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.2, FortiWeb 7.6.0 through 7.6.6, FortiWeb 7.4 all versions, FortiWeb 7.2 all versions, FortiWeb 7.0 all versions may allow an authentic…
- CVE-2026-29781MEDIUMCVSS 6.5EG 6.52026-03-07
Sliver is a command and control framework that uses a custom Wireguard netstack. In versions from 1.7.3 and prior, a vulnerability exists in the Sliver C2 server's Protobuf unmarshalling logic due to a systemic lack of nil-pointer validati…
- CVE-2026-20064MEDIUMCVSS 6.5EG 6.52026-03-04
A vulnerability in of Cisco Secure Firewall Threat Defense (FTD) Software could allow an authenticated, local attacker to cause the device to unexpectedly reload, causing a denial of service (DoS) condition. This vulnerability is due to…
- CVE-2026-3408MEDIUMCVSS 6.5EG 6.52026-03-02
A vulnerability was identified in Open Babel up to 3.1.1. This impacts the function OBAtom::GetExplicitValence of the file isrc/atom.cpp of the component CDXML File Handler. Such manipulation leads to null pointer dereference. The attack c…
- CVE-2025-54148MEDIUMCVSS 6.5EG 6.52026-02-11
A NULL pointer dereference vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack. We have already fixed the v…
- CVE-2025-54147MEDIUMCVSS 6.5EG 6.52026-02-11
A NULL pointer dereference vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack. We have already fixed the v…
- CVE-2025-54146MEDIUMCVSS 6.5EG 6.52026-02-11
A NULL pointer dereference vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack. We have already fixed the v…
- CVE-2025-53598MEDIUMCVSS 6.5EG 6.52026-02-11
A NULL pointer dereference vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack. We have already fixed the v…
- CVE-2025-48722MEDIUMCVSS 6.5EG 6.52026-02-11
A NULL pointer dereference vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack. We have already fixed the v…
- CVE-2025-47209MEDIUMCVSS 6.5EG 6.52026-02-11
A NULL pointer dereference vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack. We have already fixed the v…
- CVE-2025-30266MEDIUMCVSS 6.5EG 6.52026-02-11
A NULL pointer dereference vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack. We have already fixed the v…
- CVE-2025-68699MEDIUMCVSS 6.5EG 6.52026-02-04
NanoMQ MQTT Broker (NanoMQ) is an all-around Edge Messaging Platform. In version 0.24.6, NanoMQ has a protocol parsing / forwarding inconsistency when handling shared subscriptions ($share/). A malformed SUBSCRIBE topic such as $share/ab (…
- CVE-2026-23565MEDIUMCVSS 6.5EG 6.52026-01-29
A vulnerability in TeamViewer DEX Client (former 1E Client) - Content Distribution Service (NomadBranch.exe) prior version 26.1 for Windows allows an attacker on the adjacent network to cause the NomadBranch.exe process to terminate via cr…
- CVE-2025-71004MEDIUMCVSS 6.5EG 6.52026-01-28
A segmentation violation in the oneflow.logical_or component of OneFlow v0.9.0 allows attackers to cause a Denial of Service (DoS) via a crafted input.
- CVE-2026-21691MEDIUMCVSS 6.5EG 6.52026-01-07
iccDEV provides a set of libraries and tools that allow for the interaction, manipulation, and application of International Color Consortium (ICC) color management profiles. Versions prior to 2.3.1.2 have a Type Confusion vulnerability in …
- CVE-2026-21689MEDIUMCVSS 6.5EG 6.52026-01-07
iccDEV provides a set of libraries and tools that allow for the interaction, manipulation, and application of International Color Consortium (ICC) color management profiles. Versions prior to 2.3.1.2 have a Type Confusion vulnerability in …
- CVE-2025-14631MEDIUMCVSS 6.5EG 6.52026-01-07
A NULL Pointer Dereference vulnerability in TP-Link Archer BE400 V1(802.11 modules) allows an adjacent attacker to cause a denial-of-service (DoS) by triggering a device reboot. This issue affects Archer BE400: xi 1.1.0 Build 20250710 …
- CVE-2025-53592MEDIUMCVSS 6.5EG 6.52026-01-02
A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack. We…
- CVE-2025-44013MEDIUMCVSS 6.5EG 6.52026-01-02
A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack. We…
- CVE-2025-65296MEDIUMCVSS 6.5EG 6.52025-12-10
NULL-pointer dereference vulnerabilities in Aqara Hub M2 4.3.6_0027, Hub M3 4.3.6_0025, and Camera Hub G3 4.1.9_0027 in the JSON processing enable denial-of-service attacks through malformed JSON inputs.
- CVE-2025-62465MEDIUMCVSS 6.5EG 6.52025-12-09
Null pointer dereference in Windows DirectX allows an authorized attacker to deny service locally.
- CVE-2025-62463MEDIUMCVSS 6.5EG 6.52025-12-09
Null pointer dereference in Windows DirectX allows an authorized attacker to deny service locally.
- CVE-2025-64527MEDIUMCVSS 6.5EG 6.52025-12-03
Envoy is a high-performance edge/middle/service proxy. In 1.33.12, 1.34.10, 1.35.6, 1.36.2, and earlier, Envoy crashes when JWT authentication is configured with the remote JWKS fetching, allow_missing_or_failed is enabled, multiple JWT to…
- CVE-2025-20750MEDIUMCVSS 6.5EG 6.52025-12-02
In Modem, there is a possible system crash due to improper input validation. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges nee…
- CVE-2025-65408MEDIUMCVSS 6.5EG 6.52025-12-01
A NULL pointer dereference in the ADTSAudioFileServerMediaSubsession::createNewRTPSink() function of Live555 Streaming Media v2018.09.02 allows attackers to cause a Denial of Service (DoS) via supplying a crafted ADTS file.
- CVE-2025-53412MEDIUMCVSS 6.5EG 6.52025-11-07
A NULL pointer dereference vulnerability has been reported to affect File Station 5. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack. We have already fixed the …
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