EUVD-2026-45834

In the Linux kernel, the following vulnerability has been resolved: dma-mapping: move dmamapresource sanity check into debug code dmamapresource uses pfnvalid to ensure the range is not RAM. However, pfnvalid only checks for availability of the memory map for a PFN but it does not ensure that the...

CVE-2026-63807

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Ensure hugepage is in by slot before checking max mapping level When recovering hugepages in the shadow MMU, verify that the base gfn of the shadow page is actually contained within the target memslot, before queryi...

SUSE CVE-2026-46013

In the Linux kernel, the following vulnerability has been resolved: mm/memfdluo: fix physical address conversion in putfolios cleanup In memfdluoretrievefolios's putfolios cleanup path: 1. khorestorefolio expects a physaddrt physical address but receives a raw PFN pfolio-pfn. This causes...

CVE-2026-46013

In the Linux kernel, the following vulnerability has been resolved: mm/memfdluo: fix physical address conversion in putfolios cleanup In memfdluoretrievefolios's putfolios cleanup path: 1. khorestorefolio expects a physaddrt physical address but receives a raw PFN pfolio-pfn. This causes...

UBUNTU-CVE-2026-46013

In the Linux kernel, the following vulnerability has been resolved: mm/memfdluo: fix physical address conversion in putfolios cleanup In memfdluoretrievefolios's putfolios cleanup path: 1. khorestorefolio expects a physaddrt physical address but receives a raw PFN pfolio-pfn. This causes...

CVE-2026-46013

Technical details about CVE-2026-46013 are not publicly provided in the supplied connected documents. Available sources reference the CVE at a high level only. Monitor for updates.

CVE-2026-46013 mm/memfd_luo: fix physical address conversion in put_folios cleanup

In the Linux kernel, the following vulnerability has been resolved: mm/memfdluo: fix physical address conversion in putfolios cleanup In memfdluoretrievefolios's putfolios cleanup path: 1. khorestorefolio expects a physaddrt physical address but receives a raw PFN pfolio-pfn. This causes...

EUVD-2026-32310

In the Linux kernel, the following vulnerability has been resolved: mm/memfdluo: fix physical address conversion in putfolios cleanup In memfdluoretrievefolios's putfolios cleanup path: 1. khorestorefolio expects a physaddrt physical address but receives a raw PFN pfolio-pfn. This causes...

CVE-2026-46013 mm/memfd_luo: fix physical address conversion in put_folios cleanup

In the Linux kernel, the following vulnerability has been resolved: mm/memfdluo: fix physical address conversion in putfolios cleanup In memfdluoretrievefolios's putfolios cleanup path: 1. khorestorefolio expects a physaddrt physical address but receives a raw PFN pfolio-pfn. This causes...

PT-2026-43880

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified openSUSE Tumbleweed versions prior to kernel-devel-7.0.11-1.1 Description An issue exists in the put folios cleanup path of the memfd luo retrieve folios function. The kho restore folio function...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/mprotect: Only reference swappfn is called if the type matches. Yu Zhao reported a bug after the commit “mm/swap: Add swpoffsetpfn to fetch PFN from swap entries” added a check in swpoffsetpfn for the swap type 1: Kernel bug a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iommu/iova: Fixed the issue where alloc iova overflows occurred. In allocandinsertiovarange, there is a issue where retrypfn overflows. The value of iovad-anchor.pfnhi is 0UL. When iovad-cachednode equals iovad-anchor,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iommufd: Do not corrupt the pfn list when doing batch carry If batch-end is 0, then setting npfns0 before computing the new value of pfns will fail to adjust the pfn, resulting in various page accounting corruptions. This operati...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drivers/virt/acrn: Fixed the PFNMAP PTE checks in acrnvmrammap. The patch series “mm: Improvements to followpte and fixes for acrn followpte”. Patch 1 fixes a number of issues I identified in the acrn driver. It’s just compile...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-006900)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006900 advisory. In the Linux kernel, the following vulnerability has been resolved: x86/mm/pat: fix VMPAT handling in COW mappings PAT handling won't do the right thing in COW...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the use offoliopfn. This vulnerability may lead to invalid PMD installations or null pointer...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001340)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001340 advisory. An issue was discovered in Linux: KVM through Improper handling of VMIO|VMPFNMAP vmas in KVM can bypass RO checks and can lead to pages being freed while still...

CVE-2021-28707

PoD operations on misaligned GFNs This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. x86 HVM and PVH guests may be started in populate-on-demand PoD mode, to provide a way for them to later easily have more memory assigne...

CVE-2023-54060

In the Linux kernel, the following vulnerability has been resolved: iommufd: Set end correctly when doing batch carry Even though the test suite covers this it somehow became obscured that this wasn't working. The test iommufdioas.mockdomain.accessdomaindestory would blow up rarely. end should be...

CVE-2023-54060 iommufd: Set end correctly when doing batch carry

In the Linux kernel, the following vulnerability has been resolved: iommufd: Set end correctly when doing batch carry Even though the test suite covers this it somehow became obscured that this wasn't working. The test iommufdioas.mockdomain.accessdomaindestory would blow up rarely. end should be...