UBUNTU-CVE-2025-40193

In the Linux kernel, the following vulnerability has been resolved: xtensa: simdisk: add input size check in procwritesimdisk A malicious user could pass an arbitrarily bad value to memdupusernul, potentially causing kernel crash. This follows the same pattern as commit ee76746387f6 "netdevsim:...

UBUNTU-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...

CVE-2025-40206 netfilter: nft_objref: validate objref and objrefmap expressions

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftobjref: validate objref and objrefmap expressions Referencing a synproxy stateful object from OUTPUT hook causes kernel crash due to infinite recursive calls: BUG: TASK stack guard page was hit at 000000008bda5b8c...

CVE-2025-40206

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftobjref: validate objref and objrefmap expressions Referencing a synproxy stateful object from OUTPUT hook causes kernel crash due to infinite recursive calls: BUG: TASK stack guard page was hit at 000000008bda5b8c...

CVE-2025-40206 netfilter: nft_objref: validate objref and objrefmap expressions

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftobjref: validate objref and objrefmap expressions Referencing a synproxy stateful object from OUTPUT hook causes kernel crash due to infinite recursive calls: BUG: TASK stack guard page was hit at 000000008bda5b8c...

CVE-2025-40193 xtensa: simdisk: add input size check in proc_write_simdisk

In the Linux kernel, the following vulnerability has been resolved: xtensa: simdisk: add input size check in procwritesimdisk A malicious user could pass an arbitrarily bad value to memdupusernul, potentially causing kernel crash. This follows the same pattern as commit ee76746387f6 "netdevsim:...

CVE-2025-40193

In CVE-2025-40193, the Linux kernel’s xtensa simdisk component (proc_write_simdisk) lacks an input size check, allowing a malicious user to pass an invalid value to memdup_user_nul() and potentially crash the kernel. The issue is tied to changes referenced as a pattern to the nsim_dev_health_brea...

CVE-2025-40193

In the Linux kernel, the following vulnerability has been resolved: xtensa: simdisk: add input size check in procwritesimdisk A malicious user could pass an arbitrarily bad value to memdupusernul, potentially causing kernel crash. This follows the same pattern as commit ee76746387f6 "netdevsim:...

CVE-2025-40193 xtensa: simdisk: add input size check in proc_write_simdisk

In the Linux kernel, the following vulnerability has been resolved: xtensa: simdisk: add input size check in procwritesimdisk A malicious user could pass an arbitrarily bad value to memdupusernul, potentially causing kernel crash. This follows the same pattern as commit ee76746387f6 "netdevsim:...

kernel: fs: fix UAF/GPF bug in nilfs_mdt_destroy

In the Linux kernel, the following vulnerability has been resolved: fs: fix UAF/GPF bug in nilfsmdtdestroy In allocinode, inodeinitalways could return -ENOMEM if securityinodealloc fails, which causes inode-iprivate uninitialized. Then nilfsismetadatafileinode returns true and nilfsfreeinode...

EUVD-2025-124968

In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: Fix crash in transport port remove by using iocinfo During mpt3sastransportportremove, messages were logged with devprintk against &mpt3sasport-port-dev. At this point the SAS transport device may already be...

CVE-2025-40161

CVE-2025-40161 concerns the Linux kernel mailbox driver for zynqmp-ipi. The vulnerability arises from the driver incorrectly distinguishing SGI vs SPI interrupts by checking the IRQ number

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-2025-40161

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mailbox: zynqmp-ipi: Fix SGI cleanup on unbind The driver incorrectly determines SGI vs SPI interrupts by checking IRQ number 16, which fails with dynamic IRQ...

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 the LoongArch architecture BPF not supporting struct parameters, which could lead to a kernel crash...

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 insufficient input size checking, which could cause the kernel to crash...

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 mismatch in work queue flags, which could cause the kernel to crash...

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 the np-guest debugging check mishandling of large page maps, which could cause the kernel to crash...

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 dlserver not stopping before the CPU goes offline, which could cause the kernel to crash...

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 the pidnrns function not checking for ns null pointers, which could lead to a kernel crash...