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CVE-2026-68172 arm64: make huge_ptep_get handled unaligned addresses

🗓️ 10 Aug 2026 11:59:41Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 34 Views

arm64: fix unaligned huge_ptep_get by aligning pmdp to contpmd base to avoid kernel panic.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/arm64/mm/hugetlbpage.c"
    ],
    "versions": [
      {
        "version": "29cb80519689706387bde47000dbb2ed91143063",
        "lessThan": "9cd4b1a52eff330798d668c1775f8bc450776280",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "29cb80519689706387bde47000dbb2ed91143063",
        "lessThan": "f3530aec26563f4d483ff31402392961362e9bc6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "29cb80519689706387bde47000dbb2ed91143063",
        "lessThan": "f73a8edc2ccc6ec72c37d5c578e7592d2e1f9922",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/arm64/mm/hugetlbpage.c"
    ],
    "versions": [
      {
        "version": "6.16",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.16",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.42",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.6",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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17 Aug 2026 05:00Current
CVSS 3.17.1
EPSS0.00157
34