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 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...

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...

nios2: ensure that memblock.current_limit is set when setting pfn limits

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CVE-2025-40245 nios2: ensure that memblock.current_limit is set when setting pfn limits

In the Linux kernel, the following vulnerability has been resolved: nios2: ensure that memblock.currentlimit is set when setting pfn limits On nios2, with CONFIGFLATMEM set, the kernel relies on memblockgetcurrentlimit to determine the limits of memmap, in particular for maxlowpfn. Unfortunately,...

CVE-2025-40245

CVE-2025-40245 affects the Linux kernel on the Nios II platform with CONFIG_FLATMEM. The issue is that memblock.current_limit may not be properly initialized during pfn limit setup, allowing max_low_pfn to exceed max_pfn and risk kernel paging failures or a kernel panic. The fix pre-calculates me...

CVE-2025-40245

In the Linux kernel, the following vulnerability has been resolved: nios2: ensure that memblock.currentlimit is set when setting pfn limits On nios2, with CONFIGFLATMEM set, the kernel relies on memblockgetcurrentlimit to determine the limits of memmap, in particular for maxlowpfn. Unfortunately,...

Siemens SIMATIC Devices Improper Handling of Structural Elements (CVE-2024-35877)

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 mappings: the first PTE or, in fact, all PTEs can be replaced during write faults to point at anon folios. Reliably recovering the correc...

EUVD-2022-55271

Malicious code in bioql PyPI...

Linux Distros Unpatched Vulnerability : CVE-2023-53236

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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...

DEBIAN-CVE-2023-53236

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 and result in various page accounting corruptions. It should be...

CVE-2023-53236 iommufd: Do not corrupt the pfn list when doing batch carry

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 and result in various page accounting corruptions. It should be...

CVE-2023-53236 iommufd: Do not corrupt the pfn list when doing batch carry

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 and result in various page accounting corruptions. It should be...

CVE-2023-53236 iommufd: Do not corrupt the pfn list when doing batch carry

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 and result in various page accounting corruptions. It should be...

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 iommufd not properly calculating pfn lists when processing batch operations, which could lead to page metada...