CVE-2025-40155

Technical details for CVE-2025-40155 are not provided in the supplied documents. The connected sources reference CVE IDs but do not specify affected products, versions, impact, or fixes. Monitor official advisories for exact details and remediation.

CVE-2025-40155 iommu/vt-d: debugfs: Fix legacy mode page table dump logic

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: debugfs: Fix legacy mode page table dump logic In legacy mode, SSPTPTR is ignored if TT is not 00b or 01b. SSPTPTR maybe uninitialized or zero in that case and may cause oops like: Oops: general protection fault,...

CVE-2025-40155 iommu/vt-d: debugfs: Fix legacy mode page table dump logic

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: debugfs: Fix legacy mode page table dump logic In legacy mode, SSPTPTR is ignored if TT is not 00b or 01b. SSPTPTR maybe uninitialized or zero in that case and may cause oops like: Oops: general protection fault,...

CVE-2025-40155

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: debugfs: Fix legacy mode page table dump logic In legacy mode, SSPTPTR is ignored if TT is not 00b or 01b. SSPTPTR maybe uninitialized or zero in that case and may cause oops like: Oops: general protection fault,...

Linux Distros Unpatched Vulnerability : CVE-2025-40155

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - iommu/vt-d: debugfs: Fix legacy mode page table dump logic In legacy mode, SSPTPTR is ignored if TT is not 00b or 01b. SSPTPTR maybe uninitialized or zero in th...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: x86/mm/64: Defined ARCHPAGETABLESYNCMASK and archsynckernelmappings. These definitions ensure that page tables are properly synchronized when calling pdpopulatekernel. For 5-level paging, synchronization is performed via...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: mm/smaps: Fixed a race condition between smapshugetlbrange and migration. The smapshugetlbrange function handles the page table entry without holding the Page Table Lock PTL. This may cause a concurrency issue with migration,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mm: hugetlb: independent PMD page table shared count The refcount of the folio may be unexpectedly increased through functions like trygetfolio by callers such as splithugepages. In hugepmdunshare, we use the refcount to check...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: mm/debugvmpgtable: Clear page table entries at destroyargs The mm/debugvmpagetable test manually allocates page table entries for the tests it runs, using the mmstruct that it manually allocated. This itself is fine, but when it...

PT-2025-51592

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains an issue where enabling Huge Virtual Objects HVO on the s390 architecture can lead to reproducible crashes. This occurs because kernel page tables are modified...

Amazon Linux 2023 : bpftool6.12, kernel6.12, kernel6.12-devel (ALAS2023-2025-1254)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2025-1254 advisory. In the Linux kernel, the following vulnerability has been resolved: iouring/kbuf: always use READONCE to read ring provided buffer lengths CVE-2025-39816 In the Linux kernel, the following...

kernel: x86/mm: Fix flush_tlb_range() when used for zapping normal PMDs

In the Linux kernel, the following vulnerability has been resolved: x86/mm: Fix flushtlbrange when used for zapping normal PMDs On the following path, flushtlbrange can be used for zapping normal PMD entries PMD entries that point to page tables together with the PTE entries in the pointed-to pag...

SUSE CVE-2023-53699

In the Linux kernel, the following vulnerability has been resolved: riscv: move memblockallowresize after linear mapping is ready The initial memblock metadata is accessed from kernel image mapping. The regions arrays need to "reallocated" from memblock and accessed through linear mapping to cove...

KVM: x86: Use __try_cmpxchg_user() to update guest PTE A/D bits

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Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2025-1223)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2025-1223 advisory. In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs: fix use-after-free in stateshow CVE-2025-39877 In the Linux kernel, the following vulnerability has been...

Linux Distros Unpatched Vulnerability : CVE-2025-39961

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - iommu/amd/pgtbl: Fix possible race while increase page table level The AMD IOMMU host page table implementation supports dynamic page table levels up to 6 level...

OESA-2025-2411 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: mm/smaps: fix race between smapshugetlbrange and migration smapshugetlbrange handles the pte without holdling ptl, and may be concurrenct with migration, leaing ...

iommu/amd/pgtbl: Fix possible race while increase page table level

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SUSE CVE-2025-39961

In the Linux kernel, the following vulnerability has been resolved: iommu/amd/pgtbl: Fix possible race while increase page table level The AMD IOMMU host page table implementation supports dynamic page table levels up to 6 levels, starting with a 3-level configuration that expands based on IOVA...

EUVD-2025-33337

In the Linux kernel, the following vulnerability has been resolved: iommu/amd/pgtbl: Fix possible race while increase page table level The AMD IOMMU host page table implementation supports dynamic page table levels up to 6 levels, starting with a 3-level configuration that expands based on IOVA...