CVE-2025-68211

In the Linux kernel, the following vulnerability has been resolved: ksm: use range-walk function to jump over holes in scangetnextrmapitem Currently, scangetnextrmapitem walks every page address in a VMA to locate mergeable pages. This becomes highly inefficient when scanning large virtual memory...

PT-2025-51624

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel’s KSM Kernel Samepage Merging functionality experienced performance issues when scanning large virtual memory areas with mostly unmapped regions. The scan get next rmap...

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 ksm scanning VMAs without skipping unmapped regions, which could lead to wasted CPU resources...