kernel: mm: fix NULL pointer dereference in alloc_pages_bulk_noprof

In the Linux kernel, the following vulnerability has been resolved: mm: fix NULL pointer dereference in allocpagesbulknoprof We triggered a NULL pointer dereference for ac.preferredzoneref-zone in allocpagesbulknoprof when the task is migrated between cpusets. When cpuset is enabled, in...

sched/core: Disable page allocation in task_tick_mm_cid()

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CVE-2024-57881

In the Linux kernel, the following vulnerability has been resolved: mm/pagealloc: don't call pfntopage on possibly non-existent PFN in splitlargebuddy In splitlargebuddy, we might call pfntopage on a PFN that might not exist. In corner cases, such as when freeing the highest pageblock in the last...

CVE-2024-57881 mm/page_alloc: don't call pfn_to_page() on possibly non-existent PFN in split_large_buddy()

In the Linux kernel, the following vulnerability has been resolved: mm/pagealloc: don't call pfntopage on possibly non-existent PFN in splitlargebuddy In splitlargebuddy, we might call pfntopage on a PFN that might not exist. In corner cases, such as when freeing the highest pageblock in the last...

CVE-2024-57881 mm/page_alloc: don't call pfn_to_page() on possibly non-existent PFN in split_large_buddy()

In the Linux kernel, the following vulnerability has been resolved: mm/pagealloc: don't call pfntopage on possibly non-existent PFN in splitlargebuddy In splitlargebuddy, we might call pfntopage on a PFN that might not exist. In corner cases, such as when freeing the highest pageblock in the last...

CVE-2024-57881 mm/page_alloc: don't call pfn_to_page() on possibly non-existent PFN in split_large_buddy()

In the Linux kernel, the following vulnerability has been resolved: mm/pagealloc: don't call pfntopage on possibly non-existent PFN in splitlargebuddy In splitlargebuddy, we might call pfntopage on a PFN that might not exist. In corner cases, such as when freeing the highest pageblock in the last...

PT-2026-2895

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contained an issue in the mm/page alloc component where the migration type of page blocks was not consistently updated during page coalescing. Specifically, when a page...

SUSE CVE-2024-56544

In the Linux kernel, the following vulnerability has been resolved: udmabuf: change folios array from kmalloc to kvmalloc When PAGESIZE 4096, MAXPAGEORDER 10, 64bit machine, pagealloc only support 4MB. If above this, trigger this warn and return NULL. udmabuf can change size limit, if change it t...

UBUNTU-CVE-2024-56544

In the Linux kernel, the following vulnerability has been resolved: udmabuf: change folios array from kmalloc to kvmalloc When PAGESIZE 4096, MAXPAGEORDER 10, 64bit machine, pagealloc only support 4MB. If above this, trigger this warn and return NULL. udmabuf can change size limit, if change it t...

SUSE CVE-2024-53105

In the Linux kernel, the following vulnerability has been resolved: mm: pagealloc: move mlocked flag clearance into freepagesprepare Syzbot reported a bad page state problem caused by a page being freed using freepage still having a mlocked flag at freepagesprepare stage: BUG: Bad page state in...

DEBIAN-CVE-2024-53113

In the Linux kernel, the following vulnerability has been resolved: mm: fix NULL pointer dereference in allocpagesbulknoprof We triggered a NULL pointer dereference for ac.preferredzoneref-zone in allocpagesbulknoprof when the task is migrated between cpusets. When cpuset is enabled, in...

DEBIAN-CVE-2024-53105

In the Linux kernel, the following vulnerability has been resolved: mm: pagealloc: move mlocked flag clearance into freepagesprepare Syzbot reported a bad page state problem caused by a page being freed using freepage still having a mlocked flag at freepagesprepare stage: BUG: Bad page state in...

UBUNTU-CVE-2024-53105

In the Linux kernel, the following vulnerability has been resolved: mm: pagealloc: move mlocked flag clearance into freepagesprepare Syzbot reported a bad page state problem caused by a page being freed using freepage still having a mlocked flag at freepagesprepare stage: BUG: Bad page state in...

CVE-2024-53105 mm: page_alloc: move mlocked flag clearance into free_pages_prepare()

In the Linux kernel, the following vulnerability has been resolved: mm: pagealloc: move mlocked flag clearance into freepagesprepare Syzbot reported a bad page state problem caused by a page being freed using freepage still having a mlocked flag at freepagesprepare stage: BUG: Bad page state in...

CVE-2024-50219

In the Linux kernel, the following vulnerability has been resolved: mm/pagealloc: let GFPATOMIC order-0 allocs access highatomic reserves Under memory pressure it's possible for GFPATOMIC order-0 allocations to fail even though free pages are available in the highatomic reserves. GFPATOMIC...

CVE-2024-50219

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

CVE-2024-50219

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

CVE-2024-50219

Removed by vendor...

CVE-2024-50219

CVE-2024-50219: Linux kernel GFP_ATOMIC order-0 allocations can fail under memory pressure due to how highatomic reserves are used, enabling a potential page-alloc impairment. The issue is tied to the mm/page_alloc path and specifically the fall-back behavior when free pages exist but GFP_ATOMIC ...

CVE-2024-50140

In the Linux kernel, the following vulnerability has been resolved: sched/core: Disable page allocation in tasktickmmcid With KASAN and PREEMPTRT enabled, calling taskworkadd in tasktickmmcid may cause the following splat. 63.696416 BUG: sleeping function called from invalid context at...