Siemens SIMATIC Devices NULL Pointer Dereference (CVE-2024-57981)

usb: xhci: NULL pointer dereference on certain command aborts. If a command is queued to the final usable TRB of a ring segment, the enqueue pointer is advanced to the subsequent link TRB and no further. If the command is later aborted, when the abort completion is handled the dequeue pointer is...

Brother Printers NULL Pointer Dereference (CVE-2023-29984)

Null pointer dereference vulnerability exists in multiple vendors MFPs and printers which implement Debut web server 1.2 or 1.3. Processing a specially crafted request may lead an affected product to a denial-of- service DoS condition. As for the affected products/models/versions, see the detaile...

EUVD-2025-35618

A NULL pointer dereference in the sub41773C function of TOTOLINK N600R v4.3.0cu.7866B20220506 allows attackers to cause a Denial of Service DoS via a crafted HTTP request...

EUVD-2022-54794

In the Linux kernel, the following vulnerability has been resolved: mfd: davincivoicecodec: Fix possible null-ptr-deref davincivcprobe It will cause null-ptr-deref when using 'res', if platformgetresource returns NULL, so move using 'res' after devmioremapresource that will check it to avoid...

EUVD-2022-54805

In the Linux kernel, the following vulnerability has been resolved: iommu/mediatek: Fix NULL pointer dereference when printing devname When larbdev is NULL in the case I hit, the node is incorrectly set iommus = , it will cause devicelinkadd fail and kernel crashes when we try to print...

EUVD-2022-54806

In the Linux kernel, the following vulnerability has been resolved: rtla: Avoid record NULL pointer dereference Fix the following null/derefnull.cocci errors: ./tools/tracing/rtla/src/osnoisehist.c:870:31-36: ERROR: record is NULL but dereferenced. ./tools/tracing/rtla/src/osnoisetop.c:650:31-36:...

CVE-2025-60336

A NULL pointer dereference in the sub41773C function of TOTOLINK N600R v4.3.0cu.7866B20220506 allows attackers to cause a Denial of Service DoS via a crafted HTTP request...

CVE-2025-60336

A NULL pointer dereference in the sub41773C function of TOTOLINK N600R v4.3.0cu.7866B20220506 allows attackers to cause a Denial of Service DoS via a crafted HTTP request...

EUVD-2022-55651

In the Linux kernel, the following vulnerability has been resolved: ima: Fix memory leak in imainodehash Commit f3cc6b25dcc5 "ima: always measure and audit files in policy" lets measurement or audit happen even if the file digest cannot be calculated. As a result, iint-imahash could have been...

CVE-2025-60332

A NULL pointer dereference in the SetWLanRadioSettings function of D-Link DIR-823G A1 v1.0.2B05 allows attackers to cause a Denial of Service DoS via a crafted HTTP request...

DEBIAN-CVE-2023-53721

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: Fix a NULL pointer dereference in ath12kmacophwscan In ath12kmacophwscan, the return value of kzalloc is directly used in memcpy, which may lead to a NULL pointer dereference on failure of kzalloc. Fix this bug by...

CVE-2023-53710

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7921: fix error code of return in mt7921acpiread Kernel NULL pointer dereference when ACPI SAR table isn't implemented well. Fix the error code of return to mark the ACPI SAR table as invalid. 5.077128 mt7921e...

CVE-2023-53721 wifi: ath12k: Fix a NULL pointer dereference in ath12k_mac_op_hw_scan()

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: Fix a NULL pointer dereference in ath12kmacophwscan In ath12kmacophwscan, the return value of kzalloc is directly used in memcpy, which may lead to a NULL pointer dereference on failure of kzalloc. Fix this bug by...

CVE-2023-53710

CVE-2023-53710 affects the Linux kernel, specifically the mt7921 wireless driver (mt76/mt7921). The issue is a NULL pointer dereference triggered during ACPI SAR table handling, where an incorrect return code prevented marking the SAR table as invalid. Evidence in multiple sources shows the crash...

CVE-2022-50558 regmap-irq: Use the new num_config_regs property in regmap_add_irq_chip_fwnode

In the Linux kernel, the following vulnerability has been resolved: regmap-irq: Use the new numconfigregs property in regmapaddirqchipfwnode Commit faa87ce9196d "regmap-irq: Introduce config registers for irq types" added the numconfigregs, then commit 9edd4f5aee84 "regmap-irq: Deprecate type...

CVE-2022-50556 drm: Fix potential null-ptr-deref due to drmm_mode_config_init()

In the Linux kernel, the following vulnerability has been resolved: drm: Fix potential null-ptr-deref due to drmmmodeconfiginit drmmmodeconfiginit will call drmmodecreatestandardproperties and won't check the ret value. When drmmodecreatestandardproperties failed due to alloc, property will be a...

CVE-2022-50556 drm: Fix potential null-ptr-deref due to drmm_mode_config_init()

In the Linux kernel, the following vulnerability has been resolved: drm: Fix potential null-ptr-deref due to drmmmodeconfiginit drmmmodeconfiginit will call drmmodecreatestandardproperties and won't check the ret value. When drmmodecreatestandardproperties failed due to alloc, property will be a...

CISA Adds Five Known Exploited Vulnerabilities to Catalog

Updated October 22, 2025 CISA is continually collaborating with partners across government and the private sector. Through this collaboration, CISA has determined that CVE-2025-6264 has not been exploited and there is insufficient evidence to keep this CVE on the KEV and that the best course of...

afs: Fix potential null pointer dereference in afs_put_server

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Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from unconditionally disabling sdma ecc irq during a hang cycle, which could lead to null pointer dereferencing...