Lucene search
+L

CVE-2026-31397 mm/huge_memory: fix use of NULL folio in move_pages_huge_pmd()

🗓️ 03 Apr 2026 15:16:01Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 24 Views

Kernel fixes move_pages_huge_pmd NULL folio bug for huge zero pages by using page_folio.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "mm/huge_memory.c"
    ],
    "versions": [
      {
        "version": "e3981db444a0a18d350d9f92e3f2e8d489b54211",
        "lessThan": "f3caaee0f9e489fd2282d4ce45791dc8aed2da62",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "e3981db444a0a18d350d9f92e3f2e8d489b54211",
        "lessThan": "e3133d0986dc5a231d5419167dbac65312b28b41",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "e3981db444a0a18d350d9f92e3f2e8d489b54211",
        "lessThan": "fae654083bfa409bb2244f390232e2be47f05bfc",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "mm/huge_memory.c"
    ],
    "versions": [
      {
        "version": "6.16",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.16",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.20",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.10",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation