CWE-476— NULL Pointer Dereference
The product dereferences a pointer that it expects to be valid but is NULL.— MITRE CWE catalog
5,765 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-476page 14 of 116
- CVE-2026-33282HIGHCVSS 7.5EG 7.52026-03-24
Ella Core is a 5G core designed for private networks. Versions prior to 1.6.0 panic when processing a malformed NGAP LocationReport message with `ue-presence-in-area-of-interest` event type and omitting the optional `UEPresenceInAreaOfInt…
- CVE-2026-25075HIGHCVSS 7.5EG 7.52026-03-23
strongSwan versions 4.5.0 prior to 6.0.5 contain an integer underflow vulnerability in the EAP-TTLS AVP parser that allows unauthenticated remote attackers to cause a denial of service by sending crafted AVP data with invalid length fields…
- CVE-2026-26829HIGHCVSS 7.5EG 7.52026-03-23
A NULL pointer dereference in the safe_atou64 function (src/misc.c) of owntone-server through commit c4d57aa allows attackers to cause a Denial of Service (DoS) via sending a series of crafted HTTP requests to the server.
- CVE-2026-26828HIGHCVSS 7.5EG 7.52026-03-23
A NULL pointer dereference in the daap_reply_playlists function (src/httpd_daap.c) of owntone-server commit 3d1652d allows attackers to cause a Denial of Service (DoS) via sending a crafted DAAP request to the server
- CVE-2026-33164HIGHCVSS 7.5EG 7.52026-03-20
libde265 is an open source implementation of the h.265 video codec. Prior to version 1.0.17, a malformed H.265 PPS NAL unit causes a segmentation fault in pic_parameter_set::set_derived_values(). This issue has been patched in version 1.0.…
- CVE-2026-33064HIGHCVSS 7.5EG 7.52026-03-20
Free5GC is an open-source Linux Foundation project for 5th generation (5G) mobile core networks. Versions prior to 1.4.2 are vulnerable to procedure panic caused by Nil Pointer Dereference in the /sdm-subscriptions endpoint. A remote attac…
- CVE-2026-33063HIGHCVSS 7.5EG 7.52026-03-20
free5GC is an open source 5G core network. free5GC AUSF prior to version 1.4.2 has is an Improper Null Check vulnerability leading to Denial of Service. All deployments of free5GC v4.0.1 using the AUSF UE authentication service (`/nausf-au…
- CVE-2026-31973HIGHCVSS 7.5EG 7.52026-03-18
SAMtools is a program for reading, manipulating and writing bioinformatics file formats. Starting in version 1.17, in the cram-size command, used to write information about how well CRAM files are compressed, a check to see if the `cram_de…
- CVE-2026-31964HIGHCVSS 7.5EG 7.52026-03-18
HTSlib is a library for reading and writing bioinformatics file formats. CRAM is a compressed format which stores DNA sequence alignment data using a variety of encodings and compression methods. While most alignment records store DNA seq…
- CVE-2026-23242HIGHCVSS 7.5EG 7.52026-03-18
In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Fix potential NULL pointer dereference in header processing If siw_get_hdr() returns -EINVAL before set_rx_fpdu_context(), qp->rx_fpdu can be NULL. The error p…
- CVE-2025-14769HIGHCVSS 7.5EG 7.52026-03-09
In some cases, the `tcp-setmss` handler may free the packet data and throw an error without halting the rule processing engine. A subsequent rule can then allow the traffic after the packet data is gone, resulting in a NULL pointer derefe…
- CVE-2025-69649HIGHCVSS 7.5EG 7.52026-03-06
GNU Binutils thru 2.46 readelf contains a null pointer dereference vulnerability when processing a crafted ELF binary with malformed header fields. During relocation processing, an invalid or null section pointer may be passed into display…
- CVE-2025-62817HIGHCVSS 7.5EG 7.52026-03-03
An issue was discovered in Samsung Mobile Processor Exynos 1280, 2200, 1380, 1480, 2400, 1580, and 2500. A NULL pointer dereference of session->ncp_hdr_buf in __pilot_parsing_ncp() causes a denial of service.
- CVE-2025-62814HIGHCVSS 7.5EG 7.52026-03-03
An issue was discovered in Samsung Mobile Processor Exynos 1280, 2200, 1380, 1480, and 2400. A NULL pointer dereference of ft_handle in load_fw_utc_vector() causes a denial of service.
- CVE-2026-27141HIGHCVSS 7.5EG 7.52026-02-26
Due to missing nil check, sending 0x0a-0x0f HTTP/2 frames will cause a running server to panic
- CVE-2026-3202HIGHCVSS 7.5EG 7.52026-02-25
NTS-KE protocol dissector crash in Wireshark 4.6.0 to 4.6.3 allows denial of service
- CVE-2026-26025HIGHCVSS 7.5EG 7.52026-02-24
free5GC SMF provides Session Management Function for free5GC, an open-source project for 5th generation (5G) mobile core networks. In versions up to and including 1.4.1, SMF panics and terminates when processing a malformed PFCP SessionRep…
- CVE-2026-26024HIGHCVSS 7.5EG 7.52026-02-24
free5GC SMF provides Session Management Function for free5GC, an open-source project for 5th generation (5G) mobile core networks. In versions up to and including 1.4.1, SMF panics and terminates when processing a malformed PFCP SessionRep…
- CVE-2026-25798HIGHCVSS 7.5EG 7.52026-02-24
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, a NULL pointer dereference in ClonePixelCacheRepository allows a remote attacker to crash any applicat…
- CVE-2026-25795HIGHCVSS 7.5EG 7.52026-02-24
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, in `ReadSFWImage()` (`coders/sfw.c`), when temporary file creation fails, `read_info` is destroyed bef…
- CVE-2026-25501HIGHCVSS 7.5EG 7.52026-02-24
free5GC SMF provides Session Management Function for free5GC, an open-source project for 5th generation (5G) mobile core networks. In versions up to and including 1.4.1, SMF panics due to nil pointer dereference and the SMF process termina…
- CVE-2025-69252HIGHCVSS 7.5EG 7.52026-02-24
free5gc UDM provides Unified Data Management (UDM) for free5GC, an open-source project for 5th generation (5G) mobile core networks. Versions up to and including 1.4.1 have a NULL Pointer Dereference vulnerability. Remote unauthenticated a…
- CVE-2026-2507HIGHCVSS 7.5EG 7.52026-02-18
When BIG-IP AFM or BIG-IP DDoS is provisioned, undisclosed traffic can cause TMM to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
- CVE-2025-70954HIGHCVSS 7.5EG 7.52026-02-13
A Null Pointer Dereference vulnerability exists in the TON Virtual Machine (TVM) within the TON Blockchain before v2025.06. The issue is located in the execution logic of the INMSGPARAM instruction, where the program fails to validate if a…
- CVE-2026-21243HIGHCVSS 7.5EG 7.52026-02-10
Null pointer dereference in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attacker to deny service over a network.
- CVE-2026-23948HIGHCVSS 7.5EG 7.52026-02-09
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0, a NULL pointer dereference vulnerability in rdp_write_logon_info_v2() allows a malicious RDP server to crash FreeRDP proxy by sending a specially crafted Log…
- CVE-2026-2062HIGHCVSS 7.5EG 7.52026-02-06
A vulnerability was identified in Open5GS up to 2.7.6. This affects the function sgwc_s5c_handle_modify_bearer_response/sgwc_sxa_handle_session_modification_response of the component PGW S5U Address Handler. The manipulation leads to null …
- CVE-2026-1976HIGHCVSS 7.5EG 7.52026-02-06
A weakness has been identified in Free5GC up to 4.1.0. Affected is the function SessionDeletionResponse of the component SMF. This manipulation causes null pointer dereference. The attack is possible to be carried out remotely. The exploit…
- CVE-2026-1975HIGHCVSS 7.5EG 7.52026-02-06
A security flaw has been discovered in Free5GC up to 4.1.0. This impacts the function identityTriggerType of the file pfcp_reports.go. The manipulation results in null pointer dereference. The attack can be executed remotely. The exploit h…
- CVE-2026-1973HIGHCVSS 7.5EG 7.52026-02-06
A vulnerability was determined in Free5GC up to 4.1.0. The impacted element is the function establishPfcpSession of the component SMF. Executing a manipulation can lead to null pointer dereference. The attack may be launched remotely. The …
- CVE-2026-1739HIGHCVSS 7.5EG 7.52026-02-02
A vulnerability has been found in Free5GC pcf up to 1.4.1. This affects the function HandleCreateSmPolicyRequest of the file internal/sbi/processor/smpolicy.go. The manipulation leads to null pointer dereference. The attack is possible to …
- CVE-2026-1682HIGHCVSS 7.5EG 7.52026-01-30
A flaw has been found in Free5GC SMF up to 4.1.0. Affected is the function HandlePfcpAssociationReleaseRequest of the file internal/pfcp/handler/handler.go of the component PFCP UDP Endpoint. Executing a manipulation can lead to null point…
- CVE-2025-63655HIGHCVSS 7.5EG 7.52026-01-29
A NULL pointer dereference in the mk_http_range_parse function (mk_server/mk_http.c) of monkey commit f37e984 allows attackers to cause a Denial of Service (DoS) via sending a crafted HTTP request to the server.
- CVE-2026-0918HIGHCVSS 7.5EG 7.52026-01-27
The Tapo C100 v5, C220 v1 and C520WS v2 cameras’ HTTP service does not safely handle POST requests containing an excessively large Content-Length header. The resulting failed memory allocation triggers a NULL pointer dereference, causing…
- CVE-2025-69421HIGHCVSS 7.5EG 7.52026-01-27
Issue summary: Processing a malformed PKCS#12 file can trigger a NULL pointer dereference in the PKCS12_item_decrypt_d2i_ex() function. Impact summary: A NULL pointer dereference can trigger a crash which leads to Denial of Service for an…
- CVE-2026-22998HIGHCVSS 7.5EG 7.52026-01-25
In the Linux kernel, the following vulnerability has been resolved: nvme-tcp: fix NULL pointer dereferences in nvmet_tcp_build_pdu_iovec Commit efa56305908b ("nvmet-tcp: Fix a kernel panic when host sends an invalid H2C PDU length") adde…
- CVE-2025-66720HIGHCVSS 7.5EG 7.52026-01-23
Null pointer dereference in free5gc pcf 1.4.0 in file internal/sbi/processor/ampolicy.go in function HandleDeletePoliciesPolAssoId.
- CVE-2026-23952HIGHCVSS 7.5EG 7.52026-01-22
ImageMagick is free and open-source software used for editing and manipulating digital images. Versions 14.10.1 and below have a NULL pointer dereference vulnerability in the MSL (Magick Scripting Language) parser when processing <comment>…
- CVE-2025-63648HIGHCVSS 7.5EG 7.52026-01-20
A NULL pointer dereference in the dacp_reply_playqueueedit_move function (src/httpd_dacp.c) of owntone-server commit b7e385f allows attackers to cause a Denial of Service (DoS) via sending a crafted DACP request to the server.
- CVE-2025-63647HIGHCVSS 7.5EG 7.52026-01-20
A NULL pointer dereference in the parse_meta function (src/httpd_daap.c) of owntone-server commit 334beb allows attackers to cause a Denial of Service (DoS) via sending a crafted DAAP request to the server.
- CVE-2025-57156HIGHCVSS 7.5EG 7.52026-01-20
NULL pointer dereference in the dacp_reply_playqueueedit_clear function in src/httpd_dacp.c in owntone-server through commit 6d604a1 (newer commit after version 28.12) allows remote attackers to cause a Denial of Service (crash).
- CVE-2025-57155HIGHCVSS 7.5EG 7.52026-01-20
NULL pointer dereference in the daap_reply_groups function in src/httpd_daap.c in owntone-server through commit 5e6f19a (newer commit after version 28.2) allows remote attackers to cause a Denial of Service.
- CVE-2026-0943HIGHCVSS 7.5EG 7.52026-01-19
HarfBuzz::Shaper versions before 0.032 for Perl contains a bundled library with a null pointer dereference vulnerability. Versions before 0.032 contain HarfBuzz 8.4.0 or earlier bundled as hb_src.tar.gz in the source tarball, which is a…
- CVE-2025-9014HIGHCVSS 7.5EG 7.52026-01-15
A Null Pointer Dereference vulnerability exists in the referer header check of the web portal of TP-Link TL-WR841N v14, caused by improper input validation. A remote, unauthenticated attacker can exploit this flaw and cause Denial of S…
- CVE-2026-20875HIGHCVSS 7.5EG 7.52026-01-13
Null pointer dereference in Windows Local Security Authority Subsystem Service (LSASS) allows an unauthorized attacker to deny service over a network.
- CVE-2025-53477HIGHCVSS 7.5EG 7.52026-01-10
NULL Pointer Dereference vulnerability in Apache Nimble. Missing validation of HCI connection complete or HCI command TX buffer could lead to NULL pointer dereference. This issue requires disabled asserts and broken or bogus Bluetooth con…
- CVE-2025-56225HIGHCVSS 7.5EG 7.52026-01-09
fluidsynth-2.4.6 and earlier versions is vulnerable to Null pointer dereference in fluid_synth_monopoly.c, that can be triggered when loading an invalid midi file.
- CVE-2026-0731HIGHCVSS 7.5EG 7.52026-01-08
A vulnerability has been found in TOTOLINK WA1200 5.9c.2914. The impacted element is an unknown function of the file cstecgi.cgi of the component HTTP Request Handler. The manipulation leads to null pointer dereference. The attack is possi…
- CVE-2025-69259HIGHCVSS 7.5EG 7.52026-01-08
A message unchecked NULL return value vulnerability in Trend Micro Apex Central could allow a remote attacker to create a denial-of-service condition on affected installations. Please note: authentication is not required in order to exp…
- CVE-2026-21680HIGHCVSS 7.5EG 7.52026-01-07
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 NULL pointer dereference vulnera…
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