CVE-2022-49991 mm/hugetlb: avoid corrupting page->mapping in hugetlb_mcopy_atomic_pte

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: avoid corrupting page-mapping in hugetlbmcopyatomicpte In MCOPYATOMICCONTINUE case with a non-shared VMA, pages in the page cache are installed in the ptes. But hugepageaddnewanonrmap is called for them mistakenly...

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 a corrupt page-mapping in hugetlbmcopyatomicpte, which could lead to a non-shared VMA error...

CVE-2021-29626

In FreeBSD 13.0-STABLE before n245117, 12.2-STABLE before r369551, 11.4-STABLE before r369559, 13.0-RC5 before p1, 12.2-RELEASE before p6, and 11.4-RELEASE before p9, copy-on-write logic failed to invalidate shared memory page mappings between multiple processes allowing an unprivileged process t...

DEBIAN-CVE-2022-49052

In the Linux kernel, the following vulnerability has been resolved: mm: fix unexpected zeroed page mapping with zram swap Two processes under CLONEVM cloning, user process can be corrupted by seeing zeroed page unexpectedly. CPU A CPU B doswappage doswappage SWPSYNCHRONOUSIO path SWPSYNCHRONOUSIO...

CVE-2022-49052 mm: fix unexpected zeroed page mapping with zram swap

In the Linux kernel, the following vulnerability has been resolved: mm: fix unexpected zeroed page mapping with zram swap Two processes under CLONEVM cloning, user process can be corrupted by seeing zeroed page unexpectedly. CPU A CPU B doswappage doswappage SWPSYNCHRONOUSIO path SWPSYNCHRONOUSIO...

CVE-2022-49052

In the Linux kernel, the following vulnerability has been resolved: mm: fix unexpected zeroed page mapping with zram swap Two processes under CLONEVM cloning, user process can be corrupted by seeing zeroed page unexpectedly. CPU A CPU B doswappage doswappage SWPSYNCHRONOUSIO path SWPSYNCHRONOUSIO...

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 Linux kernel that stems from a page mapping exception during zram swapping, which could lead to user process corruption...

kernel: mm: migrate: fix getting incorrect page mapping during page migration

A page mapping vulnerability was found in the Linux kernel. A call to the pagemapping function during a page migration may return an incorrect file mapping and cause a system crash if another thread is simultaneously attempting to offline the target page that is being migrated...

Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: mm: migrate: fix getting incorrect page mapping during page migration CVE-2023-52490 For more details about the security issues, including the impact, a CVSS score, acknowledgments, and...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: riscv: Rewrite kernelmappages to prevent sleeping in an invalid context. kernelmappages is a debugging function that clears the valid bit in page table entries for deallocated pages, thereby detecting illegal memory accesses to...

PT-2025-37188

Name of the Vulnerable Software and Affected Versions Xen versions affected versions not specified Description The issue concerns a cross-platform hypervisor, Xen, within the Linux operating system kernel. It relates to synchronization errors when a shared resource is used, and a race condition...

PT-2025-37189

🚨 CVE-2025-58144 This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. There are two issues related to the mapping of pages belonging to other domains: For one, an assertion is wrong there, where the case actually needs...

PT-2025-37186

Name of the Vulnerable Software and Affected Versions: The product name cannot be determined. affected versions not specified Description The vulnerability is awaiting analysis. Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability...

PT-2025-37190

This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. There are two issues related to the mapping of pages belonging to other domains: For one, an assertion is wrong there, where the case actually needs handling. A NULL...

PT-2025-37187

Name of the Vulnerable Software and Affected Versions The product name cannot be determined. affected versions not specified Description The vulnerability is awaiting analysis. Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability...

kernel: tcp: add sanity checks to rx zerocopy

A vulnerability was found in Linux Kernel where rx zerocopy feature allowed mapping of pages owned by the filesystem, leading to potential system panic which is caused by the lack of sanity checks to rx zerocopy. A local authenticated attacker could exploit this vulnerability to cause a denial of...

kernel: tcp: add sanity checks to rx zerocopy

A vulnerability was found in Linux Kernel where rx zerocopy feature allowed mapping of pages owned by the filesystem, leading to potential system panic which is caused by the lack of sanity checks to rx zerocopy. A local authenticated attacker could exploit this vulnerability to cause a denial of...

DEBIAN-CVE-2024-50022

In the Linux kernel, the following vulnerability has been resolved: device-dax: correct pgoff align in daxsetmapping pgoff should be aligned using ALIGNDOWN instead of ALIGN. Otherwise, vmf-address not aligned to faultsize will be aligned to the next alignment, that can result in memory failure...

UBUNTU-CVE-2024-50022

In the Linux kernel, the following vulnerability has been resolved: device-dax: correct pgoff align in daxsetmapping pgoff should be aligned using ALIGNDOWN instead of ALIGN. Otherwise, vmf-address not aligned to faultsize will be aligned to the next alignment, that can result in memory failure...

UBUNTU-CVE-2024-50017

In the Linux kernel, the following vulnerability has been resolved: x86/mm/identmap: Use gbpages only where full GB page should be mapped. When identpudinit uses only GB pages to create identity maps, large ranges of addresses not actually requested can be included in the resulting table; a 4K...