UBUNTU-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...

UBUNTU-CVE-2026-93230

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: initialize gigantic bootmem hugepage struct pages earlier Gigantic bootmem HugeTLB pages are currently initialized from hugetlbinit, but pageallocinitlate runs earlier and walks pageblocks to determine zone contiguity...

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 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...

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

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...

CVE-2026-93230

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: initialize gigantic bootmem hugepage struct pages earlier Gigantic bootmem HugeTLB pages are currently initialized from hugetlbinit, but pageallocinitlate runs earlier and walks pageblocks to determine zone contiguity...

CVE-2026-93230

The Linux kernel contains a vulnerability in mm/hugetlb where gigantic bootmem HugeTLB pages are initialized too late during the boot process. Specifically, these pages are initialized via hugetlb_init(), but page_alloc_init_late() runs earlier and walks pageblocks to determine zone contiguity. I...

CVE-2026-93230 mm/hugetlb: initialize gigantic bootmem hugepage struct pages earlier

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: initialize gigantic bootmem hugepage struct pages earlier Gigantic bootmem HugeTLB pages are currently initialized from hugetlbinit, but pageallocinitlate runs earlier and walks pageblocks to determine zone contiguity...

RLSA-2026:70498 Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: crypto: afalg - Disallow concurrent writes in afalgsendmsg CVE-2025-39964 kernel: iommu/vt-d: Clear Present bit before tearing down PASID entry CVE-2026-45894 kernel: crypto: ccp - Fix a...

CVE-2026-93230: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: initialize gigantic bootmem hugepage struct pages earlier Gigantic bootmem HugeTLB pages are currently initialized from hugetlbinit, but pageallocinitlate runs earlier and walks pageblocks to determine zone contiguity...

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...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

kernel: mm/hugetlb: fix list corruption in allocate_file_region_entries()

A flaw was found in the Linux kernel. The allocatefileregionentries function, responsible for managing huge page memory regions, can suffer from list corruption. This occurs because the listsplice operation does not properly re-initialize a list head, allowing concurrent access to shared memory...

kernel: mm/hugetlb: fix list corruption in allocate_file_region_entries()

A flaw was found in the Linux kernel. The allocatefileregionentries function, responsible for managing huge page memory regions, can suffer from list corruption. This occurs because the listsplice operation does not properly re-initialize a list head, allowing concurrent access to shared memory...

CVE-2026-80893: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix swap entry corruption when clearing uffd-wp at fork copyhugetlbpagerange clears the uffd-wp bit of migration and hwpoison entries with hugepteclearuffdwp, which operates on the present-PTE bit position. Swap entri...

CVE-2026-74518: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix list corruption in allocatefileregionentries allocatefileregionentries tops up resv-regioncache with freshly allocated fileregion descriptors. The allocation uses GFPKERNEL, so resv-lock is dropped around it: the...

CVE-2026-46284: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix early boot crash on parameters without '=' separator If hugepages, hugepagesz, or defaulthugepagesz are specified on the kernel command line without the '=' separator, early parameter parsing passes NULL to...

CVE-2026-43286: Missing Release of Memory after Effective Lifetime

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: restore failed global reservations to subpool Commit a833a693a490 "mm: hugetlb: fix incorrect fallback for subpool" fixed an underflow error for hstate-resvhugepages caused by incorrectly attributing globally requeste...

CVE-2026-23100: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix hugetlbpmdshared Patch series "mm/hugetlb: fixes for PMD table sharing incl. using mmugather", v3. One functional fix, one performance regression fix, and two related comment fixes. I cleaned up my prototype I...