CVE-2023-52976 efi: fix potential NULL deref in efi_mem_reserve_persistent

In the Linux kernel, the following vulnerability has been resolved: efi: fix potential NULL deref in efimemreservepersistent When iterating on a linked list, a result of memremap is dereferenced without checking it for NULL. This patch adds a check that falls back on allocating a new page in case...

Vulnerability of the __sgx_alloc_epc_page() function (arch/x86/kernel/cpu/sgx/main.c) in the Linux operating system kernel, allowing a hacker to trigger a service failure

The vulnerability of the sgxallocepcpage function arch/x86/kernel/cpu/sgx/main.c in the Linux operating system kernel is related to incorrect resource locking. Exploiting this vulnerability could allow an attacker to cause a service failure...

Linux Distros Unpatched Vulnerability : CVE-2024-56544

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - udmabuf: change folios array from kmalloc to kvmalloc When PAGESIZE 4096, MAXPAGEORDER 10, 64bit machine, pagealloc only support 4MB. If above this, trigger thi...

kernel: mm: fix NULL pointer dereference in alloc_pages_bulk_noprof

A flaw was found in the Linux kernel's memory management subsystem. A local user can exploit this vulnerability to cause a Denial of Service DoS by crashing the system. When a task is migrated between processor groups cpusets concurrently during memory page allocation, a race condition can leave ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In the mm module, a NULL pointer dereference was addressed in the allocpagesbulknoprof function. A NULL pointer dereference occurred in allocpagesbulknoprof when the task was migrated between different CPU sets. This happened whe...

kernel: mm: fix NULL pointer dereference in alloc_pages_bulk_noprof

A flaw was found in the Linux kernel's memory management subsystem. A local user can exploit this vulnerability to cause a Denial of Service DoS by crashing the system. When a task is migrated between processor groups cpusets concurrently during memory page allocation, a race condition can leave ...

kernel: mm: fix NULL pointer dereference in alloc_pages_bulk_noprof

A flaw was found in the Linux kernel's memory management subsystem. A local user can exploit this vulnerability to cause a Denial of Service DoS by crashing the system. When a task is migrated between processor groups cpusets concurrently during memory page allocation, a race condition can leave ...

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...