DEBIAN-CVE-2026-93218

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: skip device-private PMDs in madvisefreehugepmd madvisefreepterange checks pmdtranshugepmd unlocked, then madvisefreehugepmd takes pmdtranshugelock. pmdishuge returns true for a device-private PMD, so origpmd can be...

CVE-2026-93218

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: skip device-private PMDs in madvisefreehugepmd madvisefreepterange checks pmdtranshugepmd unlocked, then madvisefreehugepmd takes pmdtranshugelock. pmdishuge returns true for a device-private PMD, so origpmd can be...

CVE-2026-93218

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: skip device-private PMDs in madvisefreehugepmd madvisefreepterange checks pmdtranshugepmd unlocked, then madvisefreehugepmd takes pmdtranshugelock. pmdishuge returns true for a device-private PMD, so origpmd can be...

CVE-2026-93218 mm/huge_memory: skip device-private PMDs in madvise_free_huge_pmd

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: skip device-private PMDs in madvisefreehugepmd madvisefreepterange checks pmdtranshugepmd unlocked, then madvisefreehugepmd takes pmdtranshugelock. pmdishuge returns true for a device-private PMD, so origpmd can be...

UBUNTU-CVE-2026-93218

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: skip device-private PMDs in madvisefreehugepmd madvisefreepterange checks pmdtranshugepmd unlocked, then madvisefreehugepmd takes pmdtranshugelock. pmdishuge returns true for a device-private PMD, so origpmd can be...

CVE-2026-89987

CVE-2026-89987 affects the Linux kernel in the mm/huge_memory subsystem. The function zap_huge_pmd_folio() fails to propagate the PMD dirty bit to the folio when a PMD-mapped shmem/tmpfs page is unmapped, unlike the PTE path and PMD split path. This causes silent data loss for processes that stor...

CVE-2026-89987: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: transfer the pmd dirty bit to the folio on zap zaphugepmdfolio propagates the pmd young bit to the folio for the file case, but not the dirty bit. The pte path does propagate it, in zappresentfolioptes and so does...

UBUNTU-CVE-2026-80729

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: initialise workingset state before folio split xastrysplit adds GFPACCOUNT for page-cache xanodes, but foliosplit leaves the xastate's xalru unset. That lets a live, memcg-charged xanode exist without being linked...

CVE-2026-80729

CVE-2026-80729 affects the Linux kernel in the mm/huge_memory subsystem. The root cause is that __folio_split() leaves the xa_state's xa_lru field unset, while xas_try_split() adds __GFP_ACCOUNT for page-cache xa_nodes. This allows a live, memcg-charged xa_node to exist without being linked into ...

CVE-2026-80729: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: initialise workingset state before folio split xastrysplit adds GFPACCOUNT for page-cache xanodes, but foliosplit leaves the xastate's xalru unset. That lets a live, memcg-charged xanode exist without being linked...

CVE-2026-74632

A flaw was found in the Linux kernel's memory management mm/hugememory. A race condition can occur between a memory shrinker and a concurrent page fault when handling huge zero pages. This race can lead to the hugezeropfn being incorrectly set, causing the huge zero page to be misidentified as an...

CVE-2026-74632

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: fix hugezeropfn race Patch series "mm/hugememory: fix hugezeropfn race", v2. There is a subtle race in the reference-counted hugezerofolio implementation. The fast path atomic logic fails to account for the fact th...

AZL-97130 CVE-2026-74632 affecting package kernel 6.6.152.1-1

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: fix hugezeropfn race Patch series "mm/hugememory: fix hugezeropfn race", v2. There is a subtle race in the reference-counted hugezerofolio implementation. The fast path atomic logic fails to account for the fact th...

UBUNTU-CVE-2026-74632

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: fix hugezeropfn race Patch series "mm/hugememory: fix hugezeropfn race", v2. There is a subtle race in the reference-counted hugezerofolio implementation. The fast path atomic logic fails to account for the fact th...

EUVD-2026-64569

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: fix hugezeropfn race Patch series "mm/hugememory: fix hugezeropfn race", v2. There is a subtle race in the reference-counted hugezerofolio implementation. The fast path atomic logic fails to account for the fact th...

Linux Distros Unpatched Vulnerability : CVE-2026-74632

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mm/hugememory: fix hugezeropfn race Patch series mm/hugememory: fix hugezeropfn race, v2. There is a subtle race in the reference-counted hugezerofolio...

kernel: mm/huge_memory: update file PMD counter before folio_put()

A flaw was found in the Linux kernel's memory management, specifically within the huge page mechanism. When a huge page is split, the system updates a counter after releasing a reference to the memory. This timing issue can lead to the system attempting to read from memory that has already been...

AZL-96273 CVE-2026-74482 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: unlock immaprwsem before releasing after-split folios foliosplit keeps dereferencing the mapping after the split: shmemunchargemapping-host and remappage while the folios are still frozen/locked, and...

CVE-2026-72180: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: preserve pmdswpuffdwp on device-private PMD downgrade changenonpresenthugepmd rewrites a writable device-private PMD swap entry into a readable one without carrying pmdswpuffdwp across. The PTE-level...

CVE-2026-74482: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: unlock immaprwsem before releasing after-split folios foliosplit keeps dereferencing the mapping after the split: shmemunchargemapping-host and remappage while the folios are still frozen/locked, and...