CWE-476: NULL Pointer Dereference
A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.
Yearly Trend
Top Affected Vendors
All NULL Pointer Dereference CVEs (1,252)
This vulnerability is a null pointer dereference in the Linux kernel's DVB USB driver for the AZ6027 device. It allows local attackers to cause a kern...
Sep 15, 2025This CVE describes a NULL pointer dereference vulnerability in the Linux kernel's power supply subsystem. When the system fails to allocate memory for...
Sep 15, 2025A vulnerability in the Linux kernel's ext4 filesystem allows a NULL pointer dereference when mounting a filesystem with a journal inode marked for enc...
Sep 15, 2025A race condition vulnerability in the Linux kernel's kprobes subsystem where kill_kprobe() fails to properly disarm enabled probes before marking them...
Sep 15, 2025This CVE-2022-50267 is a Linux kernel memory leak vulnerability in the mmc/rtsx_pci driver where mmc_add_host() return value isn't properly checked. I...
Sep 15, 2025A NULL pointer dereference vulnerability in the Linux kernel's NTFS3 filesystem driver allows attackers to cause a kernel panic (denial of service) by...
Sep 15, 2025A NULL pointer dereference vulnerability in the Linux kernel's raw socket implementation allows local attackers to cause a kernel panic (denial of ser...
Sep 15, 2025A null pointer dereference vulnerability in the Linux kernel's tracing subsystem allows local users to cause a kernel panic by performing an lseek ope...
Sep 15, 2025A race condition vulnerability in the Linux kernel's USB Type-C UCSI ACPI driver where an insufficient command completion timeout (1 second instead of...
Sep 15, 2025A NULL pointer dereference vulnerability in the Linux kernel's XFRM subsystem allows local users to crash the kernel by triggering a specific conditio...
Sep 15, 2025This CVE describes a NULL pointer dereference vulnerability in the QLogic Fibre Channel driver (qla2xxx) in the Linux kernel. An attacker could potent...
Sep 15, 2025A NULL pointer dereference vulnerability in the Linux kernel's hibmc DRM driver occurs when the driver fails to load properly. This can cause kernel c...
Sep 11, 2025A NULL pointer dereference vulnerability in the Linux kernel's ALSA timer subsystem where ida_free() is called on an unallocated ID when kasprintf() f...
Sep 11, 2025A NULL pointer dereference vulnerability in AMD Crash Defender could allow an attacker to cause a system crash by writing NULL output to a log file, r...
Sep 6, 2025A NULL pointer dereference vulnerability in the Linux kernel's iris media driver could cause kernel crashes or system instability when handling certai...
Sep 5, 2025A race condition in the Linux kernel's Venus media driver allows a NULL pointer dereference during system boot if an interrupt fires before the interr...
Sep 5, 2025A null pointer dereference vulnerability in the AMD display driver (DC module) of the Linux kernel causes a kernel crash when display control context ...
Sep 5, 2025A use-after-free vulnerability in the Linux kernel's AMD KFD driver occurs when debugfs entries are destroyed before work queues, causing a kernel NUL...
Sep 5, 2025A NULL pointer dereference vulnerability in the AMD GPU driver for Linux kernels allows local attackers to cause a kernel panic (denial of service) by...
Sep 5, 2025This CVE describes a NULL pointer dereference vulnerability in the AMD display driver component of the Linux kernel. If exploited, it could cause a ke...
Sep 5, 2025This CVE-2025-39694 is a NULL pointer dereference vulnerability in the Linux kernel's SCLP (Service Call Logical Processor) subsystem on s390 architec...
Sep 5, 2025A NULL pointer dereference vulnerability in the RISC-V IOMMU driver of the Linux kernel could cause kernel crashes or denial of service. This affects ...
Sep 5, 2025This CVE describes a null pointer dereference vulnerability in the Linux kernel's UFS (Universal Flash Storage) driver for Qualcomm platforms. When th...
Sep 5, 2025A null pointer dereference vulnerability in the Linux kernel's AMD display driver could cause kernel crashes or denial of service. This affects system...
Sep 5, 2025This CVE describes a NULL pointer dereference vulnerability in the Linux kernel's qla4xxx SCSI driver. The vulnerability occurs when error pointers ar...
Sep 5, 2025This Linux kernel vulnerability on s390 architecture allows NULL pointer dereferences to succeed instead of causing exceptions. This occurs because th...
Sep 5, 2025This CVE describes a NULL pointer dereference vulnerability in the Linux kernel's ftgmac100 network driver. The flaw occurs when the driver attempts t...
Sep 4, 2025A NULL pointer dereference vulnerability in the Linux kernel's ASoC (Audio System on Chip) subsystem could cause kernel crashes when removing PCM runt...
Sep 4, 2025This CVE describes a null pointer dereference vulnerability in the Linux kernel's w7090p DVB frontend driver. Attackers with local access can trigger ...
Sep 4, 2025A null pointer dereference vulnerability in the Linux kernel's DVB frontend driver allows local attackers to crash the system or potentially execute a...
Sep 4, 2025A null pointer dereference vulnerability in the Linux kernel's lpfc SCSI driver could cause kernel panic or system crash when specific error condition...
Sep 4, 2025A NULL pointer dereference vulnerability in the Linux kernel's Enhanced Transmission Selection (ETS) queuing discipline allows local attackers to caus...
Sep 4, 2025A NULL pointer dereference vulnerability in the Linux kernel's DRM (Direct Rendering Manager) subsystem allows local attackers to cause a kernel panic...
Aug 22, 2025A NULL pointer dereference vulnerability in the Linux kernel's regulator subsystem can cause kernel panics when accessing regulator coupling data afte...
Aug 22, 2025A NULL pointer dereference vulnerability in the Linux kernel's DRM graphics subsystem allows local attackers to cause a kernel panic (denial of servic...
Aug 22, 2025A NULL-pointer dereference vulnerability in the Linux kernel's DRM GEM DMA subsystem allows local attackers to cause a kernel panic or system crash. T...
Aug 22, 2025A NULL pointer dereference vulnerability in the Linux kernel's Direct Rendering Manager (DRM) subsystem allows local attackers to cause a kernel panic...
Aug 22, 2025This CVE describes a NULL pointer dereference vulnerability in the Linux kernel's GFS2 filesystem. When a node withdraws while being the only node wit...
Aug 22, 2025This CVE describes a null pointer dereference vulnerability in the Linux kernel's ice driver, which handles Intel Ethernet Connection network adapters...
Aug 22, 2025A NULL pointer dereference vulnerability in the Linux kernel's CAN (Controller Area Network) subsystem allows local attackers to crash the kernel when...
Aug 22, 2025A NULL pointer dereference vulnerability exists in the Canaan K230 pinctrl driver in the Linux kernel. If a device tree node lacks the 'pinmux' proper...
Aug 22, 2025A NULL pointer dereference vulnerability in the STM32 SPI driver of the Linux kernel could cause a kernel panic or system crash when accessing uniniti...
Aug 22, 2025This CVE describes a NULL pointer dereference vulnerability in the Linux kernel's Bluetooth USB driver (btusb). If exploited, it could cause a kernel ...
Aug 22, 2025A NULL pointer dereference vulnerability in the Linux kernel's mlx5 network driver could cause kernel crashes when device memory allocation fails. Thi...
Aug 22, 2025A NULL pointer dereference vulnerability in the Linux kernel's rtw89 WiFi driver allows a kernel panic when receiving malformed packets on unsupported...
Aug 22, 2025A NULL pointer dereference vulnerability exists in the Linux kernel's davinci_lpsc_clk_register() function when devm_kasprintf() fails to allocate mem...
Aug 22, 2025This CVE describes a NULL pointer dereference vulnerability in the Linux kernel's ALSA USB driver for Scarlett2 audio interfaces. If exploited, it cou...
Aug 22, 2025This vulnerability in the Linux kernel's imxfb framebuffer driver could allow a local attacker to cause a kernel null pointer dereference, leading to ...
Aug 22, 2025A race condition in the Texas Instruments J721E CSI-2 receiver driver in the Linux kernel causes list corruption when DMA buffer handling fails, leadi...
Aug 22, 2025A NULL pointer dereference vulnerability in the Linux kernel's devfreq subsystem could cause kernel panics or system crashes when accessing governor i...
Aug 19, 2025About NULL Pointer Dereference (CWE-476)
A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.
Our database tracks 1,252 CVEs classified as CWE-476, with 21 rated critical and 303 rated high severity. The average CVSS score for NULL Pointer Dereference vulnerabilities is 6.1.
External reference: View CWE-476 on MITRE CWE →
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