mm/memory-failure: fix hugetlb_lock AA deadlock in get_huge_page_for_hwpoison

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SUSE CVE-2026-53207

In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: fix hugetlblock AA deadlock in gethugepageforhwpoison Two concurrent madviseMADVHWPOISON calls on the same hugetlb page can trigger a recursive spinlock self-deadlock AA deadlock on hugetlblock when racing with...

CVE-2026-53207

In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: fix hugetlblock AA deadlock in gethugepageforhwpoison Two concurrent madviseMADVHWPOISON calls on the same hugetlb page can trigger a recursive spinlock self-deadlock AA deadlock on hugetlblock when racing with...

UBUNTU-CVE-2026-53207

In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: fix hugetlblock AA deadlock in gethugepageforhwpoison Two concurrent madviseMADVHWPOISON calls on the same hugetlb page can trigger a recursive spinlock self-deadlock AA deadlock on hugetlblock when racing with...

EUVD-2026-39298

In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: fix hugetlblock AA deadlock in gethugepageforhwpoison Two concurrent madviseMADVHWPOISON calls on the same hugetlb page can trigger a recursive spinlock self-deadlock AA deadlock on hugetlblock when racing with...

CVE-2026-53207

The CVE-2026-53207 issue affects the Linux kernel mm/memory-failure path, where concurrent MADV_HWPOISON calls on the same hugetlb page can deadlock the non-recursive hugetlb_lock. The root cause is a sequence where a GUP reference is dropped under the hugetlb_lock, allowing free_huge_folio to re...

CVE-2026-53207

In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: fix hugetlblock AA deadlock in gethugepageforhwpoison Two concurrent madviseMADVHWPOISON calls on the same hugetlb page can trigger a recursive spinlock self-deadlock AA deadlock on hugetlblock when racing with...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from a backport of patch ea52cb24cd3f. This patch improperly handled the hugetlb VMA lock allocation,...

Oracle Linux 9 : kernel (ELSA-2026-3488)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-3488 advisory. - migrate: correct lock ordering for hugetlb file folios Luiz Capitulino RHEL-147266 CVE-2026-23097 - ipv6: BUG in pskbexpandhead as part of...

kernel security update

4.18.0-553.109.1 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list olkmodsigningkey.pem Orabug: 29539237 - Update x509.genkey Orabug: 24817676 - Conflict with shim-ia32 and...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-992833)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992833 advisory. In the Linux kernel, the following vulnerability has been resolved: mm,hugetlb: take hugetlblock before decrementing h-resvhugepages The h-hugepages counters are...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992187)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992187 advisory. In the Linux kernel, the following vulnerability has been resolved: mm,hugetlb: take hugetlblock before decrementing h-resvhugepages The h-hugepages counters are...

SUSE CVE-2022-50285

In the Linux kernel, the following vulnerability has been resolved: mm,hugetlb: take hugetlblock before decrementing h-resvhugepages The h-hugepages counters are protected by the hugetlblock, but allochugepage has a corner case where it can decrement the counter outside of the lock. This could le...

CVE-2022-50285

CVE-2022-50285 tracks a Linux kernel vulnerability in the hugetlb subsystem where resv_huge_pages could be decremented outside the hugetlb_lock, risking a corrupted counter. The issue arises in alloc_huge_page’s corner case, creating a local (unprivileged) attack surface with a low attack complex...

CVE-2022-50285 mm,hugetlb: take hugetlb_lock before decrementing h->resv_huge_pages

In the Linux kernel, the following vulnerability has been resolved: mm,hugetlb: take hugetlblock before decrementing h-resvhugepages The h-hugepages counters are protected by the hugetlblock, but allochugepage has a corner case where it can decrement the counter outside of the lock. This could le...

CVE-2022-50285 mm,hugetlb: take hugetlb_lock before decrementing h->resv_huge_pages

In the Linux kernel, the following vulnerability has been resolved: mm,hugetlb: take hugetlblock before decrementing h-resvhugepages The h-hugepages counters are protected by the hugetlblock, but allochugepage has a corner case where it can decrement the counter outside of the lock. This could le...

PT-2025-25824

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.15.0-rc6-zp 41 Description A kernel crash was observed due to a NULL pointer dereference when replacing free hugetlb folios. This issue arises from a potential race between update and free hugetlb folio and...

Linux Distros Unpatched Vulnerability : CVE-2024-36000

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mm/hugetlb: fix missing hugetlblock for resv uncharge There is a recent report on UFFDIOCOPY over hugetlb:...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: A bug related to the missing hugetlblock during resv uncharge has been fixed. There is a recent report regarding the use of UFFDIOCOPY over hugetlb: https://loreKernel.org/all/[email protected]/...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 Confidential Computing kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2023-52778: mptcp: deal with large GSO size bsc1224948. CVE-2023-52920: bpf: support non-r10 register spill/fill to/from stack in precision...