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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👁 17 Views

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

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-31397
3 Apr 202615:16
attackerkb
Tenable Nessus
Amazon Linux 2023 : bpftool6.18, kernel6.18, kernel6.18-devel (ALAS2023-2026-1596)
30 Apr 202600:00
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-31397
7 Apr 202600:00
nessus
AstraLinux
Astra Linux - уязвимость в linux-5.10
20 May 202605:53
astralinux
CNNVD
Linux kernel 安全漏洞
3 Apr 202600:00
cnnvd
CVE
CVE-2026-31397
3 Apr 202615:16
cve
Debian CVE
CVE-2026-31397
3 Apr 202615:16
debiancve
EUVD
EUVD-2026-18776
3 Apr 202618:31
euvd
NVD
CVE-2026-31397
3 Apr 202616:16
nvd
OSV
BELL-CVE-2026-31397 CVE-2026-31397 does not affect BellSoft software
14 Apr 202606:11
osv
Rows per page
[
  {
    "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"
      }
    ]
  }
]

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