CWE-476 · NULL Pointer Dereference

5520 CVEs classified under CWE-476 (NULL Pointer Dereference). Browse by severity and year.

Top CVEs for CWE-476
CVESeverityScorePublishedSummary
CVE-2022-36648Critical10.02023-08-22The 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 q…
CVE-2020-14500Critical10.02020-08-25Secomea GateManager all versions prior to 9.2c, An attacker can send a negative value and overwrite arbitrary data.
CVE-2026-67870Critical9.82026-08-06In open62541 v1.5.5, the server-side AddReferences implementation contains an incomplete validation flaw for non-local ExpandedNodeId targets. A remote attacke…
CVE-2026-16353Critical9.82026-07-21Invalid pointer in the DOM: Bindings (WebIDL) component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153…
CVE-2026-53399Critical9.82026-07-19In the Linux kernel, the following vulnerability has been resolved: nfsd: release layout stid on setlease failure nfs4_alloc_stid() publishes the new stid in…
CVE-2026-53355Critical9.82026-07-01In 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…
CVE-2026-52986Critical9.82026-06-24In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_conntrack_sip: don't use simple_strtoul Replace unsafe port parsing in epad…
CVE-2026-46195Critical9.82026-05-28In the Linux kernel, the following vulnerability has been resolved: smb: client: validate dacloffset before building DACL pointers parse_sec_desc(), build_se…
CVE-2026-31657Critical9.82026-04-24In the Linux kernel, the following vulnerability has been resolved: batman-adv: hold claim backbone gateways by reference batadv_bla_add_claim() can replace…
CVE-2026-31436Critical9.82026-04-22In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix possible wrong descriptor completion in llist_abort_desc() At the en…
CVE-2023-53382Critical9.82025-09-18In the Linux kernel, the following vulnerability has been resolved: net/smc: Reset connection when trying to use SMCRv2 fails. We found a crash when using SM…
CVE-2025-39703Critical9.82025-09-05In the Linux kernel, the following vulnerability has been resolved: net, hsr: reject HSR frame if skb can't hold tag Receiving HSR frame with insufficient sp…
CVE-2025-38123Critical9.82025-07-03In the Linux kernel, the following vulnerability has been resolved: net: wwan: t7xx: Fix napi rx poll issue When driver handles the napi rx polling requests…
CVE-2025-38089Critical9.82025-06-30In the Linux kernel, the following vulnerability has been resolved: sunrpc: handle SVC_GARBAGE during svc auth processing as auth error tianshuo han reported…
CVE-2025-38075Critical9.82025-06-18In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix timeout on deleted connection NOPIN response timer may expire on…
CVE-2025-37894Critical9.82025-05-20In the Linux kernel, the following vulnerability has been resolved: net: use sock_gen_put() when sk_state is TCP_TIME_WAIT It is possible for a pointer of ty…
CVE-2022-49201Critical9.82025-02-26In the Linux kernel, the following vulnerability has been resolved: ibmvnic: fix race between xmit and reset There is a race between reset and the transmit p…
CVE-2024-55193Critical9.82025-01-23OpenImageIO v3.1.0.0dev was discovered to contain a segmentation violation via the component /OpenImageIO/string_view.h.
CVE-2024-57882Critical9.82025-01-15In the Linux kernel, the following vulnerability has been resolved: mptcp: fix TCP options overflow. Syzbot reported the following splat: Oops: general prot…
CVE-2024-36476Critical9.82025-01-15In the Linux kernel, the following vulnerability has been resolved: RDMA/rtrs: Ensure 'ib_sge list' is accessible Move the declaration of the 'ib_sge list' v…
All CVEs classified under CWE-476 — newest first (page 1 of 56)
CVESeverityScorePublishedSummary
CVE-2026-554012026-08-13CVE-2026-55401 is a null dereference vulnerability on the load-balancing sub-system of Secure Access servers prior to 14.57. Attackers can send an unauthenti…
CVE-2026-18699Medium6.52026-08-11An issue in MongoDB Server's query planner could allow an authenticated user with read-level privileges to cause the server process to terminate unexpectedly b…
CVE-2026-65681High7.52026-08-11Null pointer dereference in Windows iSCSI Target Service allows an unauthorized attacker to deny service over a network.
CVE-2026-62702Medium6.82026-08-11Null pointer dereference in Windows Graphics Kernel allows an unauthorized attacker to deny service over a network.
CVE-2026-61345Medium6.52026-08-11Null pointer dereference in Microsoft Remote Registry Service allows an authorized attacker to deny service over a network.
CVE-2026-59138Medium6.52026-08-11Null pointer dereference in Microsoft Remote Registry Service allows an authorized attacker to deny service over a network.
CVE-2026-59132High7.52026-08-11Null pointer dereference in Windows TCP/IP allows an unauthorized attacker to deny service over a network.
CVE-2026-48438High7.52026-08-11CAI Content Credentials is affected by a NULL Pointer Dereference vulnerability that could result in an application denial-of-service. An attacker could exploi…
CVE-2026-208782026-08-11Null pointer dereference for some Intel(R) PROSet/Wireless WiFi Software for Windows within Ring 2: Device Drivers may allow a denial of service. Network adver…
CVE-2026-207872026-08-11Null pointer dereference for some Intel(R) PROSet/Wireless WiFi Software for Windows within Ring 2: Device Drivers may allow a denial of service. Network adver…
CVE-2026-207272026-08-11Null pointer dereference for some Intel(R) PROSet/Wireless WiFi Software for Windows within Ring 0: Kernel may allow a denial of service. Unprivileged software…
CVE-2026-18638Medium6.52026-08-11Any authenticated Velociraptor user — including one holding only the readerrole — can terminate the entire server process with a single request, by calling Set…
CVE-2026-12051Medium4.62026-08-11The USB DFU class implementation in Zephyr's new (experimental) device_next USB device stack contains a NULL pointer dereference in handle_download() (subsys/u…
CVE-2026-19411Low3.92026-08-10A NULL pointer vulnerability has been found in the the shim application of dp.c library. A missing NULL pointer could allow attackers to perform a denial of se…
CVE-2026-11810High7.52026-08-10The UpdateHub firmware-update agent's probe handler (z_impl_updatehub_probe() in subsys/mgmt/updatehub/updatehub.c) parses the JSON metadata returned by the up…
CVE-2026-71967Medium5.52026-08-10OP-TEE OS through 4.10.0, fixed in commit 0aadfc2, contains a null pointer dereference vulnerability in the Widevine pseudo-TA open_session handler that allows…
CVE-2026-72582High7.52026-08-10A NULL pointer dereference vulnerability in fastschema through v0.15.1 allows an unauthenticated remote attacker to crash the server process with a single HTTP…
CVE-2026-17510High7.52026-08-09Crypt::OpenSSL::PKCS12 versions before 1.98 for Perl allow a NULL pointer dereference in print_attribute via a zero length BMPSTRING attribute. print_attribut…
CVE-2026-52878High7.52026-08-07Klever-Go is the Go implementation of the Klever blockchain protocol. Versions 1.7.14 through 1.7.17 are vulnerable to a nil-pointer panic triggered by a proto…
CVE-2026-19012Medium5.32026-08-07Consul Community Edition and Consul Enterprise 1.18.0 through 2.0.2 are vulnerable to an authenticated denial of service in the Enterprise-to-Community Edition…
CVE-2026-48097High7.82026-08-07NexTor IP Changer is a command-line tool that leverages the Tor network to periodically rotate a user's IP address. Versions prior to 2.0.0 have a command exec…
CVE-2026-45204Medium5.52026-08-07Software installed and run as a non-privileged user may conduct improper GPU system calls to trigger OOB access and kernel null pointer dereference in an error…
CVE-2026-70640High7.02026-08-06llama.cpp builds b1886 through b7445 contain a race condition use-after-free vulnerability in the LLaMA-Android JNI wrapper where bench_1model() and free_1cont…
CVE-2026-70639Medium5.52026-08-06llama.cpp builds b1886 through b7445 contain a null pointer dereference vulnerability in the LLaMA-Android JNI wrapper where the bench_1model() function fails…
CVE-2026-67870Critical9.82026-08-06In open62541 v1.5.5, the server-side AddReferences implementation contains an incomplete validation flaw for non-local ExpandedNodeId targets. A remote attacke…
CVE-2026-190262026-08-05H5Z__filter_nbit in H5Znbit.c in HDF5 through 2.3.0 dereferences cd_values[0] through cd_values[4] without validating that cd_values is non-NULL or that cd_nel…
CVE-2026-190242026-08-05NULL pointer dereference in H5Pget_fill_value in HDF5 before 2.3.0 allows attackers to cause a denial of service via a dataset whose version 1 or 2 fill value…
CVE-2026-463342026-08-05OpenSIPS is a Session Initiation Protocol (SIP) server implementation. Versions prior to 3.6.6 and 4.0.0-rc1 contain a denial of service vulnerability in the S…
CVE-2026-450842026-08-04OpenSIPS is a Session Initiation Protocol (SIP) server implementation. Versions 3.4.0 through 3.6.5 contain a denial of service vulnerability in the presence m…
CVE-2026-67304High7.52026-08-01FreeRDP before 3.29.0 contains a null pointer dereference vulnerability in smartcard device control request cleanup when reader-state decoding fails. Attackers…
CVE-2026-67288High7.52026-08-01FreeRDP before 3.29.0 contains a null pointer dereference vulnerability in smartcard cache request decoders that accept NULL NDR pointers for LookupName in SCA…
CVE-2026-18064High7.52026-07-30An incomplete fix for CVE-2026-15352 in the NASA core Flight System (cFS) Health and Safety (HS) application leaves a separate NULL pointer dereference reach…
CVE-2026-58161High7.52026-07-29Apache Traffic Server can crash from null dereferences and dangling references in TLS and SNI handling. This issue affects Apache Traffic Server: from 8.0.0 t…
CVE-2026-67184High7.52026-07-28TinyWeb through 0.0.8 contains a null pointer dereference vulnerability that allows unauthenticated remote attackers to crash worker processes by sending a mal…
CVE-2026-66749Medium6.52026-07-28Let's Chat 0.4.0 through 0.4.8 contains a null dereference vulnerability that allows authenticated attackers to crash the server by supplying a valid 24-charac…
CVE-2026-47427High7.52026-07-28GitHub MCP Server is GitHub's official MCP Server. Prior to 1.1.0, the CompletionsHandler function in pkg/github/server.go accesses params.Ref without first ch…
CVE-2026-175742026-07-27HDF5 contains a NULL pointer dereference vulnerability. Processing a crafted HDF5 file containing an attribute with an invalid variable-length datatype type fi…
CVE-2026-17500Medium5.32026-07-27A vulnerability was detected in ggml-org llama.cpp d006858/e15efe0. This affects the function _visit_pattern of the file common/json-schema-to-grammar.cpp. The…
CVE-2026-64297Medium5.52026-07-25In the Linux kernel, the following vulnerability has been resolved: module: decompress: check return value of module_extend_max_pages() module_extend_max_pag…
CVE-2026-64295Medium5.52026-07-25In the Linux kernel, the following vulnerability has been resolved: mm: page_ext: add count limit to page_ext_iter_next to prevent invalid PFN access The pag…
CVE-2026-64288Medium5.52026-07-25In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: nv: Avoid dereferencing NULL VNCR pseudo-TLB VNCR TLB invalidation occurs fro…
CVE-2026-64258Medium5.52026-07-25In the Linux kernel, the following vulnerability has been resolved: fuse-uring: remove request-less entries from ent_w_req_queue to fix NULL deref If a copy…
CVE-2026-64253Medium5.52026-07-24In the Linux kernel, the following vulnerability has been resolved: kernel/fork: clear PF_BLOCK_TS in copy_process() PF_BLOCK_TS is only set in blk_time_get_…
CVE-2026-64234Medium5.52026-07-24In the Linux kernel, the following vulnerability has been resolved: tty: serial: pch_uart: add check for dma_alloc_coherent() Add a check for dma_alloc_coher…
CVE-2026-64230Medium5.52026-07-24In the Linux kernel, the following vulnerability has been resolved: regulator: tps65219: fix irq_data.rdev not being assigned Commit 64a6b577490c ("regulator…
CVE-2026-64229Medium5.52026-07-24In the Linux kernel, the following vulnerability has been resolved: x86/mm: Disable broadcast TLB flush when PCID is disabled Booting with "nopcid" clears X8…
CVE-2026-64228Medium5.52026-07-24In the Linux kernel, the following vulnerability has been resolved: net: ethtool: phy: avoid NULL deref when PHY driver is unbound phydev->drv can become NUL…
CVE-2026-64227Medium5.52026-07-24In the Linux kernel, the following vulnerability has been resolved: ACPI: driver: Check ACPI_COMPANION() against NULL during probe Since every platform drive…
CVE-2026-64215Medium5.52026-07-24In the Linux kernel, the following vulnerability has been resolved: drm/msm/a6xx: Check kzalloc return in a8xx_hfi_send_perf_table Check the return value of…
CVE-2026-64214Medium5.52026-07-24In the Linux kernel, the following vulnerability has been resolved: powerpc/time: Remove redundant preempt_disable|enable() calls from arch_irq_work_raise() …
CVE-2026-64212Medium5.52026-07-24In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mld: don't dereference a pointer before NULL checking it In iwl_mld_remove…
CVE-2026-45816High7.52026-07-24NULL Pointer Dereference vulnerability in Apache NimBLE in LE Long Term Key Request event. This requires disabled asserts (otherwise assert would trigger befo…
CVE-2026-50032High7.52026-07-23A NULL pointer dereference in the MMS Write Named Variable List handler, which may allow a network adjacent attacker to crash the server by sending a WriteRequ…
CVE-2026-13070Medium5.32026-07-22A MongoDB server initiating an outbound TLS connection may terminate abnormally when processing a malformed OCSP response from a remote peer during the TLS han…
CVE-2026-13065Medium6.52026-07-22A user with read-only privileges is able to craft an aggregation pipeline using the $linearFill window function operator with a specific sortBy expression type…
CVE-2026-55717Medium5.92026-07-22In NLnet Labs Unbound 1.10.0 up to and including 1.25.1, when 'serve-expired: yes' is set together with a 'response-ip: <net> redirect' /'response-ip-data: <ne…
CVE-2026-47709Medium5.52026-07-21libheif is a HEIF and AVIF file format decoder and encoder. Versions prior to 1.22.0 crashes in the public C API `heif_image_handle_get_image_tiling()` when a…
CVE-2026-10678High8.12026-07-21The MCTP-over-I2C+GPIO target binding in Zephyr (subsys/pmci/mctp/mctp_i2c_gpio_target.c) processes pseudo-register writes from an I2C bus master byte-by-byte…
CVE-2026-47143Medium5.12026-07-21Capstone is a disassembly framework. Versions prior to 6.0.0-Alpha8 and 5.0.8 have a NULL pointer dereference in `modRMRequired()` and `decode()` when disassem…
CVE-2026-16353Critical9.82026-07-21Invalid pointer in the DOM: Bindings (WebIDL) component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153…
CVE-2026-64207Medium5.52026-07-20In the Linux kernel, the following vulnerability has been resolved: net/sched: dualpi2: fix GSO backlog accounting When DualPI2 splits a GSO skb into N segme…
CVE-2026-64192Medium5.52026-07-20In the Linux kernel, the following vulnerability has been resolved: bpf: Reject BPF_MAP_TYPE_INODE_STORAGE creation if BPF LSM is uninitialized When CONFIG_B…
CVE-2026-64190Medium5.52026-07-20In the Linux kernel, the following vulnerability has been resolved: net: team: fix NULL pointer dereference in team_xmit during mode change __team_change_mod…
CVE-2026-64187Medium5.52026-07-20In the Linux kernel, the following vulnerability has been resolved: xfs: fail recovery on a committed log item with no regions If the first op of a transacti…
CVE-2026-47276Medium6.52026-07-20In nanomq versions 0.24.11 and earlier, a NULL pointer dereference in `properties_parse()` allows an authenticated attacker to crash the NanoMQ broker by sendi…
CVE-2026-47275Low2.62026-07-20In nanomq versions 0.24.11 and earlier, a NULL pointer dereference in `nni_mqttv5_msg_decode_connect()` allows a malicious MQTT broker to crash any connecting…
CVE-2026-63762Medium6.52026-07-20SurrealDB before v2.6.1 (and before v3.0.0-beta.3) contains a denial of service vulnerability in its embedded JavaScript scripting engine, which is enabled via…
CVE-2026-64183Medium5.52026-07-19In the Linux kernel, the following vulnerability has been resolved: efi: Allocate runtime workqueue before ACPI init Since commit 5894cf571e14 ("acpi/prmt…
CVE-2026-64170Medium5.52026-07-19In the Linux kernel, the following vulnerability has been resolved: spi: qup: fix error pointer deref after DMA setup failure The driver falls back to PIO mo…
CVE-2026-64169Medium5.52026-07-19In the Linux kernel, the following vulnerability has been resolved: spi: ep93xx: fix error pointer deref after DMA setup failure The driver falls back to PIO…
CVE-2026-64168Medium5.52026-07-19In the Linux kernel, the following vulnerability has been resolved: spi: sprd: fix error pointer deref after DMA setup failure The driver falls back to PIO m…
CVE-2026-64167Medium5.52026-07-19In the Linux kernel, the following vulnerability has been resolved: kho: skip KHO for crash kernel kho_fill_kimage() unconditionally populates the kimage wit…
CVE-2026-64166Medium5.52026-07-19In the Linux kernel, the following vulnerability has been resolved: firmware: arm_ffa: Check for NULL FF-A ID table while driver registration The bus match c…
CVE-2026-64165Medium5.52026-07-19In the Linux kernel, the following vulnerability has been resolved: ARM: integrator: Fix early initialization Starting with commit bdb249fce9ad4 ("ARM: integ…
CVE-2026-64164Medium5.52026-07-19In the Linux kernel, the following vulnerability has been resolved: btrfs: tracepoints: fix sleep while in atomic context in btrfs_sync_file() The trace even…
CVE-2026-64134High7.82026-07-19In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Don't setup bogus iov_iter for silencing At transition to the iov_iter for PCM…
CVE-2026-64128Medium5.52026-07-19In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: drop ISO_END frames received without prior ISO_START ISO data PDUs carry…
CVE-2026-64120Medium5.52026-07-19In the Linux kernel, the following vulnerability has been resolved: net: ethtool: fix NULL pointer dereference in phy_reply_size In phy_prepare_data(), sever…
CVE-2026-64116High7.52026-07-19In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: add NULL check for idev in ipv6_hop_ioam() Reported by Sashiko: The function…
CVE-2026-64107Medium5.52026-07-19In the Linux kernel, the following vulnerability has been resolved: ASoC: codecs: pcm512x: fix null-ptr dereference in pcm512x_overclock_xxx_put() In the pcm…
CVE-2026-64094Medium5.52026-07-19In the Linux kernel, the following vulnerability has been resolved: batman-adv: bla: avoid NULL-ptr deref for claim via dropped interface Without rtnl_lock h…
CVE-2026-53403Medium5.52026-07-19In the Linux kernel, the following vulnerability has been resolved: fbdev: Fix fb_new_modelist to prevent null-ptr-deref in fb_videomode_to_var info->var, a…
CVE-2026-53399Critical9.82026-07-19In the Linux kernel, the following vulnerability has been resolved: nfsd: release layout stid on setlease failure nfs4_alloc_stid() publishes the new stid in…
CVE-2026-53392High7.52026-07-19In the Linux kernel, the following vulnerability has been resolved: NFSv4/flexfiles: reject zero filehandle version count ff_layout_alloc_lseg() decodes the…
CVE-2026-53391High7.52026-07-19In the Linux kernel, the following vulnerability has been resolved: NFSv4/pNFS: reject zero-length r_addr in nfs4_decode_mp_ds_addr nfs4_decode_mp_ds_addr()…
CVE-2026-53385Medium5.52026-07-19In the Linux kernel, the following vulnerability has been resolved: vc_screen: fix null-ptr-deref in vcs_notifier() during concurrent vcs_write A KASAN null-…
CVE-2026-53383High7.52026-07-19In the Linux kernel, the following vulnerability has been resolved: ksmbd: reject non-VALID session in compound request branch smb2_check_user_session() take…
CVE-2026-53382Medium5.52026-07-19In the Linux kernel, the following vulnerability has been resolved: media: vidtv: fix NULL pointer dereference in vidtv_mux_push_si syzbot reported a general…
CVE-2026-62309High7.52026-07-16CoreDNS is a DNS server written in Go. Prior to 1.14.4, a single 28-byte UDP datagram can crash the CoreDNS process when the proxyproto plugin is enabled becau…
CVE-2026-62299Medium5.32026-07-16CoreDNS is a DNS server written in Go. Prior to 1.14.5, the CoreDNS rewrite plugin supports edns0 rewrite rules with an optional revert flag, and two response…
CVE-2026-15352High7.52026-07-16A vulnerability exists in the Health & Safety (HS) application of NASA's Core Flight System (cFS). The flaw allows the application to crash via segmentation fa…
CVE-2026-52865Medium6.52026-07-15When NGINX Ingress Controller processes Ingress or TransportServer resources, an authenticated, remote attacker with permission to create or modify Ingress or…
CVE-2025-56363High7.52026-07-14A null pointer dereference vulnerability exists in the Matter SDK (connectedhomeip) before 1.4.0, affecting the ReadRevisionAttribute function used in multiple…
CVE-2026-56168Medium6.52026-07-14Null pointer dereference in Windows SMB Server allows an authorized attacker to deny service over a network.
CVE-2026-50673High7.82026-07-14Null pointer dereference in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVE-2026-50366Medium6.52026-07-14Null pointer dereference in Active Directory Domain Services allows an authorized attacker to deny service over a network.
CVE-2026-50315High7.82026-07-14Null pointer dereference in Windows Image Acquisition allows an authorized attacker to elevate privileges locally.
CVE-2026-57976Medium6.52026-07-14Null pointer dereference in Active Directory Domain Services allows an authorized attacker to deny service over a network.
CVE-2026-10670Medium5.52026-07-14The CONFIG_USERSPACE verification handler for the k_thread_name_copy() system call (z_vrfy_k_thread_name_copy() in kernel/thread.c) calls k_object_find() on th…
CVE-2026-15690Low3.12026-07-14A vulnerability was identified in open62541 up to 1.5.5. Affected by this issue is the function responseReadNamespacesArray of the file src/client/ua_client_co…