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 presence of a crash window when the attribute dabtree is deactivated, which could result in an invalid...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-992931)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992931 advisory. In the Linux kernel, the following vulnerability has been resolved: lib/generic-radix-tree.c: Fix rare race in genradixptralloc If we need to increase the tree depth...

UBUNTU-CVE-2023-54305

In the Linux kernel, the following vulnerability has been resolved: ext4: refuse to create ea block when umounted The ea block expansion need to access sroot while it is already set as NULL when umount is triggered. Refuse this request to avoid panic...

CVE-2023-54305 ext4: refuse to create ea block when umounted

In the Linux kernel, the following vulnerability has been resolved: ext4: refuse to create ea block when umounted The ea block expansion need to access sroot while it is already set as NULL when umount is triggered. Refuse this request to avoid panic...

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. Linux kernel suffers from a null pointer dereference vulnerability that stems from the BCache module not properly checking that c-root is NULL in cachesetflush, which could lea...

kernel: lib/generic-radix-tree.c: Fix rare race in __genradix_ptr_alloc()

In the Linux kernel, the following vulnerability has been resolved: lib/generic-radix-tree.c: Fix rare race in genradixptralloc If we need to increase the tree depth, allocate a new node, and then race with another thread that increased the tree depth before us, we'll still have a preallocated no...

DEBIAN-CVE-2024-47668

In the Linux kernel, the following vulnerability has been resolved: lib/generic-radix-tree.c: Fix rare race in genradixptralloc If we need to increase the tree depth, allocate a new node, and then race with another thread that increased the tree depth before us, we'll still have a preallocated no...

ALPINE-CVE-2019-18423

An issue was discovered in Xen through 4.12.x allowing ARM guest OS users to cause a denial of service via a XENMEMaddtophysmap hypercall. p2m-maxmappedgfn is used by the functions p2mresolvetranslationfault and p2mgetentry to sanity check guest physical frame. The rest of the code in the two...