CWE-476— NULL Pointer Dereference
The product dereferences a pointer that it expects to be valid but is NULL.— MITRE CWE catalog
5,839 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-476page 105 of 117
- CVE-2016-1814MEDIUMCVSS 5.5EG 5.52016-05-20
IOAcceleratorFamily in Apple iOS before 9.3.2, OS X before 10.11.5, and tvOS before 9.2.1 allows attackers to cause a denial of service (NULL pointer dereference) via a crafted app.
- CVE-2011-4081MEDIUMCVSS 5.5EG 5.52012-05-24
crypto/ghash-generic.c in the Linux kernel before 3.1 allows local users to cause a denial of service (NULL pointer dereference and OOPS) or possibly have unspecified other impact by triggering a failed or missing ghash_setkey function cal…
- CVE-2012-1146MEDIUMCVSS 5.5EG 5.52012-05-17
The mem_cgroup_usage_unregister_event function in mm/memcontrol.c in the Linux kernel before 3.2.10 does not properly handle multiple events that are attached to the same eventfd, which allows local users to cause a denial of service (NULL…
- CVE-2011-4594MEDIUMCVSS 5.5EG 5.52012-05-17
The __sys_sendmsg function in net/socket.c in the Linux kernel before 3.1 allows local users to cause a denial of service (system crash) via crafted use of the sendmmsg system call, leading to an incorrect pointer dereference.
- CVE-2011-3637MEDIUMCVSS 5.5EG 5.52012-05-17
The m_stop function in fs/proc/task_mmu.c in the Linux kernel before 2.6.39 allows local users to cause a denial of service (OOPS) via vectors that trigger an m_start error.
- CVE-2010-3079MEDIUMCVSS 5.5EG 5.52010-09-30
kernel/trace/ftrace.c in the Linux kernel before 2.6.35.5, when debugfs is enabled, does not properly handle interaction between mutex possession and llseek operations, which allows local users to cause a denial of service (NULL pointer de…
- CVE-2001-1559MEDIUMCVSS 5.5EG 5.52001-12-31
The uipc system calls (uipc_syscalls.c) in OpenBSD 2.9 and 3.0 provide user mode return instead of versus rval kernel mode values to the fdrelease function, which allows local users to cause a denial of service and trigger a null dereferen…
- CVE-2022-3663MEDIUMCVSS 5.3EG 5.52022-10-26
A vulnerability was found in Axiomatic Bento4. It has been rated as problematic. This issue affects the function AP4_StsdAtom of the file Ap4StsdAtom.cpp of the component MP4fragment. The manipulation leads to null pointer dereference. The…
- CVE-2023-3355MEDIUMCVSS 4.7EG 5.52023-06-28
A NULL pointer dereference flaw was found in the Linux kernel's drivers/gpu/drm/msm/msm_gem_submit.c code in the submit_lookup_cmds function, which fails because it lacks a check of the return value of kmalloc(). This issue allows a local …
- CVE-2023-3772MEDIUMCVSS 4.4EG 5.52023-07-25
A flaw was found in the Linux kernel’s IP framework for transforming packets (XFRM subsystem). This issue may allow a malicious user with CAP_NET_ADMIN privileges to directly dereference a NULL pointer in xfrm_update_ae_params(), leading…
- CVE-2023-1186MEDIUMCVSS 3.3EG 5.52023-03-06
A vulnerability has been found in FabulaTech Webcam for Remote Desktop 2.8.42 and classified as problematic. This vulnerability affects the function 0x222010/0x222018 in the library ftwebcam.sys of the component IOCTL Handler. The manipula…
- CVE-2022-41280MEDIUMCVSS 3.3EG 5.52022-12-13
A vulnerability has been identified in JT2Go (All versions < V14.1.0.6), Teamcenter Visualization V13.2 (All versions < V13.2.0.12), Teamcenter Visualization V13.3 (All versions < V13.3.0.8), Teamcenter Visualization V14.0 (All versions < …
- CVE-2022-41279MEDIUMCVSS 3.3EG 5.52022-12-13
A vulnerability has been identified in JT2Go (All versions < V14.1.0.6), Teamcenter Visualization V13.2 (All versions < V13.2.0.12), Teamcenter Visualization V13.3 (All versions < V13.3.0.8), Teamcenter Visualization V14.0 (All versions < …
- CVE-2022-41278MEDIUMCVSS 3.3EG 5.52022-12-13
A vulnerability has been identified in JT2Go (All versions < V14.1.0.6), Teamcenter Visualization V13.2 (All versions < V13.2.0.12), Teamcenter Visualization V13.3 (All versions < V13.3.0.8), Teamcenter Visualization V14.0 (All versions < …
- CVE-2017-2586MEDIUMCVSS 3.3EG 5.52018-07-27
A null pointer dereference vulnerability was found in netpbm before 10.61. A maliciously crafted SVG file could cause the application to crash.
- CVE-2023-0973MEDIUMCVSS 2.2EG 5.52023-03-13
STEPTools v18SP1 ifcmesh library (v18.1) is affected due to a null pointer dereference, which could allow an attacker to deny application usage when reading a specially constructed file, resulting in an application crash.
- CVE-2022-35883MEDIUMCVSS 2.2EG 5.52023-02-16
NULL pointer dereference in the Intel(R) Media SDK software before version 22.2.2 may allow an authenticated user to potentially enable denial of service via local access.
- CVE-2026-46235MEDIUMEG 5.52026-05-28
In the Linux kernel, the following vulnerability has been resolved: media: saa7164: add ioremap return checks and cleanups Add checks for ioremap return values in saa7164_dev_setup(). If ioremap for BAR0 or BAR2 fails, release the alread…
- CVE-2026-46233MEDIUMEG 5.52026-05-28
In the Linux kernel, the following vulnerability has been resolved: batman-adv: bla: only purge non-released claims When batadv_bla_purge_claims() goes through the list of claims, it is only traversing the hash list with an rcu_read_lock…
- CVE-2026-46222MEDIUMEG 5.52026-05-28
In the Linux kernel, the following vulnerability has been resolved: media: rockchip: rkcif: Add missing MUST_CONNECT flag to pads The pads missed checks for connected devices which may a null dereference when the stream is enabled. Unab…
- CVE-2026-46216MEDIUMEG 5.52026-05-28
In the Linux kernel, the following vulnerability has been resolved: drm/xe/hdcp: Add NULL check for media_gt in intel_hdcp_gsc_check_status() When media GT is disabled via configfs, there is no allocation for media_gt, which is kept as N…
- CVE-2026-46211MEDIUMEG 5.52026-05-28
In the Linux kernel, the following vulnerability has been resolved: drm/msm/gem: fix error handling in msm_ioctl_gem_info_get_metadata() msm_ioctl_gem_info_get_metadata() always returns 0 regardless of errors. When copy_to_user() fails o…
- CVE-2026-46188MEDIUMEG 5.52026-05-28
In the Linux kernel, the following vulnerability has been resolved: octeon_ep_vf: add NULL check for napi_build_skb() napi_build_skb() can return NULL on allocation failure. In __octep_vf_oq_process_rx(), the result is used directly with…
- CVE-2026-43058MEDIUMEG 5.52026-05-02
In the Linux kernel, the following vulnerability has been resolved: media: vidtv: fix pass-by-value structs causing MSAN warnings vidtv_ts_null_write_into() and vidtv_ts_pcr_write_into() take their argument structs by value, causing MSAN…
- CVE-2026-31615MEDIUMEG 5.52026-04-24
In the Linux kernel, the following vulnerability has been resolved: usb: gadget: renesas_usb3: validate endpoint index in standard request handlers The GET_STATUS and SET/CLEAR_FEATURE handlers extract the endpoint number from the host-s…
- CVE-2026-31599MEDIUMEG 5.52026-04-24
In the Linux kernel, the following vulnerability has been resolved: media: vidtv: fix NULL pointer dereference in vidtv_channel_pmt_match_sections syzbot reported a general protection fault in vidtv_psi_desc_assign [1]. vidtv_psi_pmt_st…
- CVE-2026-31592MEDIUMEG 5.52026-04-24
In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Protect *all* of sev_mem_enc_register_region() with kvm->lock Take and hold kvm->lock for before checking sev_guest() in sev_mem_enc_register_region(), as sev_…
- CVE-2026-31579MEDIUMEG 5.52026-04-24
In the Linux kernel, the following vulnerability has been resolved: wireguard: device: use exit_rtnl callback instead of manual rtnl_lock in pre_exit wg_netns_pre_exit() manually acquires rtnl_lock() inside the pernet .pre_exit callback.…
- CVE-2026-31577MEDIUMEG 5.52026-04-24
In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix NULL i_assoc_inode dereference in nilfs_mdt_save_to_shadow_map The DAT inode's btree node cache (i_assoc_inode) is initialized lazily during btree operations…
- CVE-2025-38468MEDIUMEG 5.52025-07-28
In the Linux kernel, the following vulnerability has been resolved: net/sched: Return NULL when htb_lookup_leaf encounters an empty rbtree htb_lookup_leaf has a BUG_ON that can trigger with the following: tc qdisc del dev lo root tc qdi…
- CVE-2025-38364MEDIUMEG 5.52025-07-25
In the Linux kernel, the following vulnerability has been resolved: maple_tree: fix MA_STATE_PREALLOC flag in mas_preallocate() Temporarily clear the preallocation flag when explicitly requesting allocations. Pre-existing allocations ar…
- CVE-2025-38231MEDIUMEG 5.52025-07-04
In the Linux kernel, the following vulnerability has been resolved: nfsd: Initialize ssc before laundromat_work to prevent NULL dereference In nfs4_state_start_net(), laundromat_work may access nfsd_ssc through nfs4_laundromat -> nfsd4_s…
- CVE-2025-38215MEDIUMEG 5.52025-07-04
In the Linux kernel, the following vulnerability has been resolved: fbdev: Fix do_register_framebuffer to prevent null-ptr-deref in fb_videomode_to_var If fb_add_videomode() in do_register_framebuffer() fails to allocate memory for fb_vi…
- CVE-2025-38214MEDIUMEG 5.52025-07-04
In the Linux kernel, the following vulnerability has been resolved: fbdev: Fix fb_set_var to prevent null-ptr-deref in fb_videomode_to_var If fb_add_videomode() in fb_set_var() fails to allocate memory for fb_videomode, later it may lead…
- CVE-2025-38167MEDIUMEG 5.52025-07-03
In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: handle hdr_first_de() return value The hdr_first_de() function returns a pointer to a struct NTFS_DE. This pointer may be NULL. To handle the NULL error effect…
- CVE-2025-38100MEDIUMEG 5.52025-07-03
In the Linux kernel, the following vulnerability has been resolved: x86/iopl: Cure TIF_IO_BITMAP inconsistencies io_bitmap_exit() is invoked from exit_thread() when a task exists or when a fork fails. In the latter case the exit_thread()…
- CVE-2011-2519MEDIUMCVSS v2 5.5EG 5.52013-12-27
Xen in the Linux kernel, when running a guest on a host without hardware assisted paging (HAP), allows guest users to cause a denial of service (invalid pointer dereference and hypervisor crash) via the SAHF instruction.
- CVE-2026-104114MEDIUMCVSS 5.4EG 5.42026-10-09
A NULL pointer dereference in the illumos Network Auto-Magic daemon (nwamd) allows a local user to crash the daemon. nwamd_door_switch() in usr/src/cmd/cmd-inet/lib/nwamd/door_if.c writes to the caller's request structure before checking t…
- CVE-2023-51368MEDIUMCVSS 5.4EG 5.42024-09-06
A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow users to launch a denial-of-service (DoS) attack via a network. We have already fixed…
- CVE-2024-41130MEDIUMCVSS 5.4EG 5.42024-07-22
llama.cpp provides LLM inference in C/C++. Prior to b3427, llama.cpp contains a null pointer dereference in gguf_init_from_file. This vulnerability is fixed in b3427.
- CVE-2024-36387MEDIUMCVSS 5.4EG 5.42024-07-01
Serving WebSocket protocol upgrades over a HTTP/2 connection could result in a Null Pointer dereference, leading to a crash of the server process, degrading performance.
- CVE-2024-37820MEDIUMCVSS 5.4EG 5.42024-06-25
A nil pointer dereference in PingCAP TiDB v8.2.0-alpha-216-gfe5858b allows attackers to crash the application via expression.inferCollation.
- CVE-2026-111373MEDIUMCVSS 5.3EG 5.32026-10-16
FreeRDP before 3.32.0 contains a NULL pointer dereference vulnerability in the websocket transport that allows a malicious gateway to crash clients by sending zero-length pings. When the payload length is zero, websocket_reply_pong passes …
- CVE-2026-100348MEDIUMCVSS 5.3EG 5.32026-10-15
kin-openapi is a Go project for handling OpenAPI files. Prior to 0.145.0, openapi3.Loader can dereference a nil SchemaRef.Value while resolving a self-referential additionalProperties JSON Reference such as a schema that points to its own …
- CVE-2026-24723MEDIUMCVSS 5.3EG 5.32026-10-15
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 …
- CVE-2026-24722MEDIUMCVSS 5.3EG 5.32026-10-15
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 …
- CVE-2026-24721MEDIUMCVSS 5.3EG 5.32026-10-15
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 …
- CVE-2026-109679MEDIUMCVSS 5.3EG 5.32026-10-13
FreeRDP 3.0.0-beta4 before 3.32.0 contains a NULL pointer dereference in arm_handle_request_ok when an ARM endpoint returns an empty HTTP 200 body. Attackers controlling the configured ARM gateway can return a zero-length body to pass NULL…
- CVE-2026-109252MEDIUMCVSS 5.3EG 5.32026-10-12
FreeRDP from 3.9.0 before 3.32.0 contains a NULL pointer dereference vulnerability in the RDPEAR NDR reader that allows malicious servers to crash clients via truncated KERB_RPC_INTERNAL_NAME data. Attackers can send a CreateApReqAuthentic…
- CVE-2026-75805MEDIUMCVSS 5.3EG 5.32026-09-29
Issue summary: A CMP client that requests certificate revocation on the basis of a PKCS#10 CSR may dereference a NULL pointer and terminate abnormally when processing a crafted revocation response. Impact summary: The NULL pointer derefe…
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