DEBIAN-CVE-2024-49872

In the Linux kernel, the following vulnerability has been resolved: mm/gup: fix memfdpinfolios alloc race panic If memfdpinfolios tries to create a hugetlb page, but someone else already did, then folio gets the value -EEXIST here: folio = memfdallocfoliomemfd, startidx; if ISERRfolio ret =...

DEBIAN-CVE-2024-47736

In the Linux kernel, the following vulnerability has been resolved: erofs: handle overlapped pclusters out of crafted images properly syzbot reported a task hang issue due to a deadlock case where it is waiting for the folio lock of a cached folio that will be used for cache I/Os. After looking...

AZL-50754 CVE-2024-47736 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: erofs: handle overlapped pclusters out of crafted images properly syzbot reported a task hang issue due to a deadlock case where it is waiting for the folio lock of a cached folio that will be used for cache I/Os. After looking...

UBUNTU-CVE-2024-47736

In the Linux kernel, the following vulnerability has been resolved: erofs: handle overlapped pclusters out of crafted images properly syzbot reported a task hang issue due to a deadlock case where it is waiting for the folio lock of a cached folio that will be used for cache I/Os. After looking...

CVE-2024-47736 erofs: handle overlapped pclusters out of crafted images properly

In the Linux kernel, the following vulnerability has been resolved: erofs: handle overlapped pclusters out of crafted images properly syzbot reported a task hang issue due to a deadlock case where it is waiting for the folio lock of a cached folio that will be used for cache I/Os. After looking...

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 incorrect handling of file mapping to obtain a contiguous folio when using memfdpinfolios with the hugetlb...

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 folio allocation contention in memfdpinfolios...

SUSE CVE-2024-45024

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix hugetlb vs. core-mm PT locking We recently made GUP's common page table walking code to also walk hugetlb VMAs without most hugetlb special-casing, preparing for the future of having less hugetlb-specific page tab...

CVE-2024-45024

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix hugetlb vs. core-mm PT locking We recently made GUP's common page table walking code to also walk hugetlb VMAs without most hugetlb special-casing, preparing for the future of having less hugetlb-specific page tab...

CVE-2024-45024 mm/hugetlb: fix hugetlb vs. core-mm PT locking

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix hugetlb vs. core-mm PT locking We recently made GUP's common page table walking code to also walk hugetlb VMAs without most hugetlb special-casing, preparing for the future of having less hugetlb-specific page tab...

CVE-2024-45024

CVE-2024-45024 relates to a Linux kernel Hugetlb PT locking issue fixed by aligning huge page table locking with core-mm PT walkers. The root cause: during GUP’s shared page-table walking, hugetlb folios spanning multiple PTEs could be locked using PTE table locks (pte_offset_map_lock) while core...

kernel: mm: cachestat: fix folio read-after-free in cache walk

In the Linux kernel, the following vulnerability has been resolved: mm: cachestat: fix folio read-after-free in cache walk In cachestat, we access the folio from the page cache's xarray to compute its page offset, and check for its dirty and writeback flags. However, we do not hold a reference to...

PT-2024-32782

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A task hang issue due to a deadlock case was reported by syzbot, where it is waiting for the folio lock of a cached folio that will be used for cache I/Os. The issue is caused by handlin...

kernel: mm/huge_memory: don't unpoison huge_zero_folio

A vulnerability was found in the Linux kernel's memory management component in the unpoisonmemory function, where it involves improper handling of hugezerofolio when memory failures occur, which can lead to a kernel panic due to an erroneous reference count...

kernel: mm/huge_memory: don't unpoison huge_zero_folio

A vulnerability was found in the Linux kernel's memory management component in the unpoisonmemory function, where it involves improper handling of hugezerofolio when memory failures occur, which can lead to a kernel panic due to an erroneous reference count...

CVE-2024-44943

A flaw was found in the Linux kernel. This issue involved improperly using the trygrabfolio function in the memory management subsystem and led to failures and kernel warnings during memory pinning in the Contiguous Memory Allocator CMA area, especially when starting SEV virtual machines...

SUSE CVE-2024-44943

In the Linux kernel, the following vulnerability has been resolved: mm: gup: stop abusing trygrabfolio A kernel warning was reported when pinning folio in CMA memory when launching SEV virtual machine. The splat looks like: 464.325306 WARNING: CPU: 13 PID: 6734 at mm/gup.c:1313...

DEBIAN-CVE-2024-44943

In the Linux kernel, the following vulnerability has been resolved: mm: gup: stop abusing trygrabfolio A kernel warning was reported when pinning folio in CMA memory when launching SEV virtual machine. The splat looks like: 464.325306 WARNING: CPU: 13 PID: 6734 at mm/gup.c:1313...

CVE-2024-44943

In the Linux kernel, the following vulnerability has been resolved: mm: gup: stop abusing trygrabfolio A kernel warning was reported when pinning folio in CMA memory when launching SEV virtual machine. The splat looks like: 464.325306 WARNING: CPU: 13 PID: 6734 at mm/gup.c:1313...

CVE-2024-44943 mm: gup: stop abusing try_grab_folio

In the Linux kernel, the following vulnerability has been resolved: mm: gup: stop abusing trygrabfolio A kernel warning was reported when pinning folio in CMA memory when launching SEV virtual machine. The splat looks like: 464.325306 WARNING: CPU: 13 PID: 6734 at mm/gup.c:1313...