EUVD-2025-203685

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...

CVE-2025-68244

In the Linux kernel, the following vulnerability has been resolved: drm/i915: Avoid lock inversion when pinning to GGTT on CHV/BXT+VTD On completion of i915vmapinww, a synchronous variant of dmafenceworkcommit is called. When pinning a VMA to GGTT address space on a Cherry View family processor, ...

AZL-72419 CVE-2025-68211 affecting package kernel for versions less than 6.6.121.1-1

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...

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...

AZL-78398 CVE-2025-68211 affecting package kernel for versions less than 5.15.200.1-1

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...

UBUNTU-CVE-2025-68179

In the Linux kernel, the following vulnerability has been resolved: s390: Disable ARCHWANTOPTIMIZEHUGETLBVMEMMAP As reported by Luiz Capitulino enabling HVO on s390 leads to reproducible crashes. The problem is that kernel page tables are modified without flushing corresponding TLB entries. Even ...

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...

CVE-2025-68211

CVE-2025-68211 (Linux kernel, KSM) is addressed by a patch that changes scan_get_next_rmap_item from per-address walking to a range walk using walk_page_range, allowing KSMD to skip unmapped holes in large VMAs. The fix targets inefficiency where KSMD would otherwise scan vast address spaces with...

CVE-2025-68211 ksm: use range-walk function to jump over holes in scan_get_next_rmap_item

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...

PT-2025-51726

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s drm/msm subsystem related to the handling of last fence. The issue occurs because last fence is not consistently updated, specifically in vm-bind...

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...

Linux Distros Unpatched Vulnerability : CVE-2025-68211

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ksm: use range-walk function to jump over holes in scangetnextrmapitem Currently, scangetnextrmapitem walks every page address in a VMA to locate mergeable...

CVE-2025-40334

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: validate userq buffer virtual address and size It needs to validate the userq object virtual address to determine whether it is residented in a valid vm mapping...

CVE-2025-40340

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Fix oops in xegemfault when running corehotunplug test. I saw an oops in xegemfault when running the xe-fast-feedback testlist against the realtime kernel without debug options enabled. The panic happens after corehotunpl...

CVE-2025-40334

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: validate userq buffer virtual address and size It needs to validate the userq object virtual address to determine whether it is residented in a valid vm mapping...

CVE-2025-40334

CVE-2025-40334 affects the Linux kernel DRM AMDGPU path, specifically the userq buffer address/size validation. Public data confirms a fix in rootio-linux (Root Debian 12/13, Ubuntu MSUs) with multiple patched versions available; Debian 13/12 and Ubuntu 22.04+/24.04+ have patches via rootio-linux...

CVE-2025-40334 drm/amdgpu: validate userq buffer virtual address and size

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: validate userq buffer virtual address and size It needs to validate the userq object virtual address to determine whether it is residented in a valid vm mapping...

CVE-2025-40334 drm/amdgpu: validate userq buffer virtual address and size

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: validate userq buffer virtual address and size It needs to validate the userq object virtual address to determine whether it is residented in a valid vm mapping...

CVE-2023-53819 amdgpu: validate offset_in_bo of drm_amdgpu_gem_va

In the Linux kernel, the following vulnerability has been resolved: amdgpu: validate offsetinbo of drmamdgpugemva This is motivated by OOB access in amdgpuvmupdaterange when offsetinbo+mapsize overflows. v2: keep the validations in amdgpuvmbomap v3: add the validations to...