CVE-2026-93232 mm/hugetlb: fix boot panic with CONFIG_DEBUG_VM and HVO bootmem pages

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix boot panic with CONFIGDEBUGVM and HVO bootmem pages Patch series "mm: Refactor bootmem gigantic hugepage allocation", v4. This series is split out from the earlier larger series "mm: Generalize HVO for HugeTLB and...

CVE-2026-93232

The Linux kernel contains a vulnerability where certain configurations cause a boot panic . The issue stems from incorrect initialization ordering in mm/hugetlb ; specifically, shared tail pages for HVO (Huge Page Overlays) were initialized too late in hugetlb_vmemmap_init() while bootmem HugeTLB...

EUVD-2026-86237

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix boot panic with CONFIGDEBUGVM and HVO bootmem pages Patch series "mm: Refactor bootmem gigantic hugepage allocation", v4. This series is split out from the earlier larger series "mm: Generalize HVO for HugeTLB and...

CVE-2026-93232

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix boot panic with CONFIGDEBUGVM and HVO bootmem pages Patch series "mm: Refactor bootmem gigantic hugepage allocation", v4. This series is split out from the earlier larger series "mm: Generalize HVO for HugeTLB and...

CVE-2026-93232: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix boot panic with CONFIGDEBUGVM and HVO bootmem pages Patch series "mm: Refactor bootmem gigantic hugepage allocation", v4. This series is split out from the earlier larger series "mm: Generalize HVO for HugeTLB and...

EUVD-2025-203717

In the Linux kernel, the following vulnerability has been resolved: s390: Disable ARCHWANTOPTIMIZEHUGETLBVMEMMAP As reported by Luiz Capitulino enabling HVO on s390 leads to reproducible crashes. The problem is that kernel page tables are modified without flushing corresponding TLB entries. Even ...

CVE-2025-68179

In the Linux kernel, the following vulnerability has been resolved: s390: Disable ARCHWANTOPTIMIZEHUGETLBVMEMMAP As reported by Luiz Capitulino enabling HVO on s390 leads to reproducible crashes. The problem is that kernel page tables are modified without flushing corresponding TLB entries. Even ...

CVE-2025-68179 s390: Disable ARCH_WANT_OPTIMIZE_HUGETLB_VMEMMAP

In the Linux kernel, the following vulnerability has been resolved: s390: Disable ARCHWANTOPTIMIZEHUGETLBVMEMMAP As reported by Luiz Capitulino enabling HVO on s390 leads to reproducible crashes. The problem is that kernel page tables are modified without flushing corresponding TLB entries. Even ...