Siemens SIMATIC S7-1500 NULL Pointer Dereference (CVE-2021-37750)

The Key Distribution Center KDC in MIT Kerberos 5 aka krb5 before 1.18.5 and 1.19.x before 1.19.3 has a NULL pointer dereference in kdc/dotgsreq.c via a FAST inner body that lacks a server field. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for...

CVE-2025-40178

In the Linux kernel, the following vulnerability has been resolved: pid: Add a judgment for ns null in pidnrns taskpidnrns ns = taskactivepidnscurrent; pidnrnsrcudereferencetaskpidptrtask, type, ns; if pid && ns-level level Sometimes null is returned for taskactivepidns. Then it will trigger kern...

kernel: net: sched: sfb: fix null pointer access issue when sfb_init() fails

A null pointer dereference exists in the linux kernel, such that when sfbinit fails qdisc is NULL, and it will cause gpf issue, leading to damage to the availability of the system...

EUVD-2025-124921

In the Linux kernel, the following vulnerability has been resolved: ASoC: amd/sdwutils: avoid NULL deref when devmkasprintf fails devmkasprintf may return NULL on memory allocation failure, but the debug message prints cpus-dainame before checking it. Move the devdbg call after the NULL check to...

CVE-2025-40129

In the Linux kernel, the following vulnerability has been resolved: sunrpc: fix null pointer dereference on zero-length checksum In xdrstreamdecodeopaqueauth, zero-length checksum.len causes checksum.data to be set to NULL. This triggers a NPD when accessing checksum.data in gsskrb5verifymicv2...

CVE-2025-40119

In the Linux kernel, the following vulnerability has been resolved: ext4: fix potential null deref in ext4mbinit In ext4mbinit, ext4mbavgfragmentsizedestroy may be called when sbi-smbavgfragmentsize remains uninitialized e.g., if groupinfo slab cache allocation fails. Since...

UBUNTU-CVE-2025-40138

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid NULL pointer dereference in f2fscheckquotaconsistency syzbot reported a f2fs bug as below: Oops: gen 107.736417 T5848 Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 ...

UBUNTU-CVE-2025-40129

In the Linux kernel, the following vulnerability has been resolved: sunrpc: fix null pointer dereference on zero-length checksum In xdrstreamdecodeopaqueauth, zero-length checksum.len causes checksum.data to be set to NULL. This triggers a NPD when accessing checksum.data in gsskrb5verifymicv2...

CVE-2025-40162 ASoC: amd/sdw_utils: avoid NULL deref when devm_kasprintf() fails

In the Linux kernel, the following vulnerability has been resolved: ASoC: amd/sdwutils: avoid NULL deref when devmkasprintf fails devmkasprintf may return NULL on memory allocation failure, but the debug message prints cpus-dainame before checking it. Move the devdbg call after the NULL check to...

CVE-2025-40123

CVE-2025-40123 is a Linux kernel vulnerability described in EulerOS advisory as a fix for the BPF tailcall compatibility check. The issue arises in the BPF subsystem where tailcalls could bypass constraints based on an program’s expected_attach_type, potentially enabling a NULL pointer dereferenc...

CVE-2025-40119

CVE-2025-40119 affects the Linux kernel ext4 subsystem. The root cause is a potential null dereference in ext4_mb_init() where ext4_mb_avg_fragment_size_destroy() could be invoked with sbi->s_mb_avg_fragment_size uninitialized (e.g., groupinfo slab cache allocation failure), due to missing nul...

CVE-2025-40119 ext4: fix potential null deref in ext4_mb_init()

In the Linux kernel, the following vulnerability has been resolved: ext4: fix potential null deref in ext4mbinit In ext4mbinit, ext4mbavgfragmentsizedestroy may be called when sbi-smbavgfragmentsize remains uninitialized e.g., if groupinfo slab cache allocation fails. Since...

kernel: net: sched: sfb: fix null pointer access issue when sfb_init() fails

A null pointer dereference exists in the linux kernel, such that when sfbinit fails qdisc is NULL, and it will cause gpf issue, leading to damage to the availability of the system...

Linux Distros Unpatched Vulnerability : CVE-2025-40144

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - nvdimm: ndtest: Return -ENOMEM if devmkcalloc fails in ndtestprobe devmkcalloc may fail. ndtestprobe allocates three DMA address arrays dcrdma, labeldma, dimmdm...

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 Linux kernel that stems from a failure to check resource validity, which could result in a null pointer dereference...

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 Linux kernel that stems from a null pointer dereference...

Huawei EulerOS: Security Advisory for openjpeg2 (EulerOS-SA-2025-2397)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Huawei EulerOS: Security Advisory for openjpeg2 (EulerOS-SA-2025-2338)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-990802)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990802 advisory. In the Linux kernel, the following vulnerability has been resolved: drm: Fix potential null-ptr-deref in drmvblankdestroyworker drmvblankinit call drmmaddactionorres...

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 Linux kernel that stems from insufficient validation of the attach type, which could lead to null pointer dereferencing...