CVE-2026-45955

A flaw was found in the Linux kernel's md/md-llbitmap component. This vulnerability occurs when a suspend operation times out, failing to properly reset a critical internal reference. This oversight leaves the system's page control structure in an unusable state. This issue can lead to system...

CVE-2026-46095

CVE-2026-46095 refers to a Linux kernel issue in the md/md-llbitmap area. The vulnerability was mitigated by moving the barrier raise operation to occur before any state transitions, ensuring the barrier is in place prior to calling llbitmap_state_machine() in both llbitmap_start_write() and llbi...

CVE-2026-46045

In the Linux kernel, the following vulnerability has been resolved: md/md-llbitmap: skip reading rdevs that are not insync When reading bitmap pages from member disks, the code iterates through all rdevs and attempts to read from the first available one. However, it only checks for raiddisk...

CVE-2026-46095

md/md-llbitmap: raise barrier before state machine transition...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the failure of the md/md-llbitmap to properly raise the barrier before state machine transitions,...

PT-2026-43822

In the Linux kernel, the following vulnerability has been resolved: md/md-llbitmap: fix percpu ref not resurrected on suspend timeout When llbitmap suspend timeout times out waiting for percpu ref to become zero, it returns -ETIMEDOUT without resurrecting the percpu ref. The caller md llbitmap...