CWE-476— NULL Pointer Dereference
The product dereferences a pointer that it expects to be valid but is NULL.— MITRE CWE catalog
5,759 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-476page 1 of 116
- CVE-2026-21525CRITICALCVSS 6.2EG 9.0⚠ KEV2026-02-10
Null pointer dereference in Windows Remote Access Connection Manager allows an unauthorized attacker to deny service locally.
- CVE-2026-24826CRITICALCVSS 10.0EG 10.02026-01-27
Out-of-bounds Write, Divide By Zero, NULL Pointer Dereference, Use of Uninitialized Resource, Out-of-bounds Read, Reachable Assertion vulnerability in cadaver turso3d.This issue affects .
- CVE-2022-36648CRITICALCVSS 10.0EG 10.02023-08-22
The hardware emulation in the of_dpa_cmd_add_l2_flood of rocker device model in QEMU, as used in 7.0.0 and earlier, allows remote attackers to crash the host qemu and potentially execute code on the host via execute a malformed program in …
- CVE-2020-14500CRITICALCVSS 10.0EG 10.02020-08-25
Secomea GateManager all versions prior to 9.2c, An attacker can send a negative value and overwrite arbitrary data.
- CVE-2010-2495HIGHCVSS v2 10.0EG 10.02010-09-08
The pppol2tp_xmit function in drivers/net/pppol2tp.c in the L2TP implementation in the Linux kernel before 2.6.34 does not properly validate certain values associated with an interface, which allows attackers to cause a denial of service (…
- CVE-2026-55209CRITICALCVSS 9.8EG 9.82026-08-18
resdata is software for reading and writing result files from the Eclipse reservoir simulator. Prior to 6.2.9, resdata insufficiently validates numeric fields, grid dimensions, keyword sizes, and array indexes while parsing untrusted GRDEC…
- CVE-2026-67870CRITICALCVSS 9.8EG 9.82026-08-05
In open62541 v1.5.5, the server-side AddReferences implementation contains an incomplete validation flaw for non-local ExpandedNodeId targets. A remote attacker can send a crafted AddReferencesRequest with an empty targetServerUri and a no…
- CVE-2026-16353CRITICALCVSS 9.8EG 9.82026-07-21
Invalid pointer in the DOM: Bindings (WebIDL) component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13.
- CVE-2026-53399CRITICALCVSS 9.8EG 9.82026-07-19
In the Linux kernel, the following vulnerability has been resolved: nfsd: release layout stid on setlease failure nfs4_alloc_stid() publishes the new stid into cl->cl_stateids via idr_alloc_cyclic() under cl_lock before returning to nfsd…
- CVE-2026-53355CRITICALCVSS 9.8EG 9.82026-07-01
In the Linux kernel, the following vulnerability has been resolved: net: rds: clear i_sends on setup unwind The RDS IB connection teardown path is written so it can run during partial startup and on repeated shutdown attempts. It uses NU…
- CVE-2026-52986CRITICALCVSS 9.8EG 9.82026-06-24
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_conntrack_sip: don't use simple_strtoul Replace unsafe port parsing in epaddr_len(), ct_sip_parse_header_uri(), and ct_sip_parse_request() with a new sip_p…
- CVE-2026-46195CRITICALCVSS 9.8EG 9.82026-05-28
In the Linux kernel, the following vulnerability has been resolved: smb: client: validate dacloffset before building DACL pointers parse_sec_desc(), build_sec_desc(), and the chown path in id_mode_to_cifs_acl() all add the server-supplie…
- CVE-2026-31657CRITICALCVSS 9.8EG 9.82026-04-24
In the Linux kernel, the following vulnerability has been resolved: batman-adv: hold claim backbone gateways by reference batadv_bla_add_claim() can replace claim->backbone_gw and drop the old gateway's last reference while readers still…
- CVE-2026-31436CRITICALCVSS 9.8EG 9.82026-04-22
In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix possible wrong descriptor completion in llist_abort_desc() At the end of this function, d is the traversal cursor of flist, but the code completes f…
- CVE-2025-5867CRITICALCVSS 9.8EG 9.82025-06-09
A vulnerability classified as critical was found in RT-Thread 5.1.0. This vulnerability affects the function csys_sendto of the file rt-thread/components/lwp/lwp_syscall.c. The manipulation of the argument to leads to null pointer derefere…
- CVE-2024-55193CRITICALCVSS 9.8EG 9.82025-01-23
OpenImageIO v3.1.0.0dev was discovered to contain a segmentation violation via the component /OpenImageIO/string_view.h.
- CVE-2024-47613CRITICALCVSS 9.8EG 9.82024-12-12
GStreamer is a library for constructing graphs of media-handling components. A null pointer dereference vulnerability has been identified in `gst_gdk_pixbuf_dec_flush` within `gstgdkpixbufdec.c`. This function invokes `memcpy`, using `out_…
- CVE-2024-40493CRITICALCVSS 9.8EG 9.82024-10-22
Null Pointer Dereference in `coap_client_exchange_blockwise2` function in Keith Cullen FreeCoAP 1.0 allows remote attackers to cause a denial of service and potentially execute arbitrary code via a specially crafted CoAP packet that causes…
- CVE-2024-38612CRITICALCVSS 9.8EG 9.82024-06-19
In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: fix invalid unregister error path The error path of seg6_init() is wrong in case CONFIG_IPV6_SEG6_LWTUNNEL is not defined. In that case if seg6_hmac_init() fai…
- CVE-2023-45924CRITICALCVSS 9.8EG 9.82024-03-27
libglxproto.c in OpenGL libglvnd bb06db5a was discovered to contain a segmentation violation via the function glXGetDrawableScreen(). NOTE: this is disputed because there are no common situations in which users require uninterrupted operat…
- CVE-2023-46427CRITICALCVSS 9.8EG 9.82024-03-09
An issue was discovered in gpac version 2.3-DEV-rev588-g7edc40fee-master, allows remote attackers to execute arbitrary code, cause a denial of service (DoS), and obtain sensitive information via null pointer deference in gf_dash_setup_peri…
- CVE-2023-48697CRITICALCVSS 9.8EG 9.82023-12-05
Azure RTOS USBX is a USB host, device, and on-the-go (OTG) embedded stack, that is fully integrated with Azure RTOS ThreadX. An attacker can cause remote code execution due to memory buffer and pointer vulnerabilities in Azure RTOS USBX. T…
- CVE-2023-47003CRITICALCVSS 9.8EG 9.82023-11-16
An issue in RedisGraph v.2.12.10 allows an attacker to execute arbitrary code and cause a denial of service via a crafted string in DataBlock_ItemIsDeleted.
- CVE-2023-2840CRITICALCVSS 9.8EG 9.82023-05-22
NULL Pointer Dereference in GitHub repository gpac/gpac prior to 2.2.2.
- CVE-2023-26463CRITICALCVSS 9.8EG 9.82023-04-15
strongSwan 5.9.8 and 5.9.9 potentially allows remote code execution because it uses a variable named "public" for two different purposes within the same function. There is initially incorrect access control, later followed by an expired po…
- CVE-2023-23087CRITICALCVSS 9.8EG 9.82023-02-03
An issue was found in MojoJson v1.2.3 allows attackers to execute arbitary code via the destroy function.
- CVE-2021-4236CRITICALCVSS 9.8EG 9.82022-12-27
Web Sockets do not execute any AuthenticateMethod methods which may be set, leading to a nil pointer dereference if the returned UserData pointer is assumed to be non-nil, or authentication bypass. This issue only affects WebSockets with a…
- CVE-2022-36227CRITICALCVSS 9.8EG 9.82022-11-22
In libarchive before 3.6.2, the software does not check for an error after calling calloc function that can return with a NULL pointer if the function fails, which leads to a resultant NULL pointer dereference. NOTE: the discoverer cites t…
- CVE-2022-30592CRITICALCVSS 9.8EG 9.82022-05-11
liblsquic/lsquic_qenc_hdl.c in LiteSpeed QUIC (aka LSQUIC) before 3.1.0 mishandles MAX_TABLE_CAPACITY.
- CVE-2021-1946CRITICALCVSS 9.8EG 9.82021-09-09
Null Pointer Dereference may occur due to improper validation while processing crafted SDP body in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile
- CVE-2021-28300CRITICALCVSS 9.8EG 9.82021-04-14
NULL Pointer Dereference in the "isomedia/track.c" module's "MergeTrack()" function of GPAC v0.5.2 allows attackers to execute arbitrary code or cause a Denial-of-Service (DoS) by uploading a malicious MP4 file.
- CVE-2020-35860CRITICALCVSS 9.8EG 9.82020-12-31
An issue was discovered in the cbox crate through 2020-03-19 for Rust. The CBox API allows dereferencing raw pointers without a requirement for unsafe code.
- CVE-2020-11168CRITICALCVSS 9.8EG 9.82020-11-12
u'Null-pointer dereference can occur while accessing data buffer beyond its size that leads to access the buffer beyond its range' in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobil…
- CVE-2019-8572CRITICALCVSS 9.8EG 9.82020-10-27
A null pointer dereference was addressed with improved input validation. This issue is fixed in AirPort Base Station Firmware Update 7.8.1, AirPort Base Station Firmware Update 7.9.1. A remote attacker may be able to cause arbitrary code e…
- CVE-2019-20914CRITICALCVSS 9.8EG 9.82020-07-16
An issue was discovered in GNU LibreDWG through 0.9.3. There is a NULL pointer dereference in the function dwg_encode_common_entity_handle_data in common_entity_handle_data.spec.
- CVE-2020-3660CRITICALCVSS 9.8EG 9.82020-06-22
Possible null-pointer dereference can occur while parsing mp4 clip with corrupted sample table atoms in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Sn…
- CVE-2020-1939CRITICALCVSS 9.8EG 9.82020-05-12
The Apache NuttX (Incubating) project provides an optional separate "apps" repository which contains various optional components and example programs. One of these, ftpd, had a NULL pointer dereference bug. The NuttX RTOS itself is not aff…
- CVE-2020-5544CRITICALCVSS 9.8EG 9.82020-03-16
Null Pointer Dereference vulnerability in TCP function included in the firmware of Mitsubishi Electric MELQIC IU1 series IU1-1M20-D firmware version 1.0.7 and earlier allows remote attackers to stop the network functions or execute malware…
- CVE-2019-16463CRITICALCVSS 9.8EG 9.82019-12-19
Adobe Acrobat and Reader versions , 2019.021.20056 and earlier, 2017.011.30152 and earlier, 2017.011.30155 and earlier version, 2017.011.30152 and earlier, and 2015.006.30505 and earlier have an untrusted pointer dereference vulnerability.…
- CVE-2019-16460CRITICALCVSS 9.8EG 9.82019-12-19
Adobe Acrobat and Reader versions , 2019.021.20056 and earlier, 2017.011.30152 and earlier, 2017.011.30155 and earlier version, 2017.011.30152 and earlier, and 2015.006.30505 and earlier have an untrusted pointer dereference vulnerability.…
- CVE-2019-16455CRITICALCVSS 9.8EG 9.82019-12-19
Adobe Acrobat and Reader versions , 2019.021.20056 and earlier, 2017.011.30152 and earlier, 2017.011.30155 and earlier version, 2017.011.30152 and earlier, and 2015.006.30505 and earlier have an untrusted pointer dereference vulnerability.…
- CVE-2019-16446CRITICALCVSS 9.8EG 9.82019-12-19
Adobe Acrobat and Reader versions , 2019.021.20056 and earlier, 2017.011.30152 and earlier, 2017.011.30155 and earlier version, 2017.011.30152 and earlier, and 2015.006.30505 and earlier have an untrusted pointer dereference vulnerability.…
- CVE-2019-10559CRITICALCVSS 9.8EG 9.82019-12-12
Accessing data buffer beyond the available data while parsing ogg clip can lead to null-pointer dereference and then memory corruption in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Ind…
- CVE-2019-18190CRITICALCVSS 9.8EG 9.82019-12-09
Trend Micro Security (Consumer) 2020 (v16.x) is affected by a vulnerability in where null pointer dereference errors result in the crash of application, which could potentially lead to possible unsigned code execution under certain circums…
- CVE-2019-10534CRITICALCVSS 9.8EG 9.82019-11-06
Null-pointer dereference can occur while accessing the super index entry when it is not been allocated in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music,…
- CVE-2019-8205CRITICALCVSS 9.8EG 9.82019-10-17
Adobe Acrobat and Reader versions , 2019.012.20040 and earlier, 2017.011.30148 and earlier, 2017.011.30148 and earlier, 2015.006.30503 and earlier, and 2015.006.30503 and earlier have an untrusted pointer dereference vulnerability. Success…
- CVE-2019-8196CRITICALCVSS 9.8EG 9.82019-10-17
Adobe Acrobat and Reader versions , 2019.012.20040 and earlier, 2017.011.30148 and earlier, 2017.011.30148 and earlier, 2015.006.30503 and earlier, and 2015.006.30503 and earlier have an untrusted pointer dereference vulnerability. Success…
- CVE-2019-8195CRITICALCVSS 9.8EG 9.82019-10-17
Adobe Acrobat and Reader versions , 2019.012.20040 and earlier, 2017.011.30148 and earlier, 2017.011.30148 and earlier, 2015.006.30503 and earlier, and 2015.006.30503 and earlier have an untrusted pointer dereference vulnerability. Success…
- CVE-2019-17539CRITICALCVSS 9.8EG 9.82019-10-14
In FFmpeg before 4.2, avcodec_open2 in libavcodec/utils.c allows a NULL pointer dereference and possibly unspecified other impact when there is no valid close function pointer.
- CVE-2019-16092CRITICALCVSS 9.8EG 9.82019-09-08
Symonics libmysofa 0.7 has a NULL pointer dereference in getHrtf in hrtf/reader.c.
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