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CVE-2026-23244 nvme: fix memory allocation in nvme_pr_read_keys()

🗓️ 18 Mar 2026 10:05:06Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 23 Views

nvme_pr_read_keys fix uses kvzalloc to cap large allocations from user-supplied num_keys.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/nvme/host/pr.c"
    ],
    "versions": [
      {
        "version": "5fd96a4e15de8442915a912233d800c56f49001d",
        "lessThan": "e42ff5abbd14927553b624c0e06d24df76156fe6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5fd96a4e15de8442915a912233d800c56f49001d",
        "lessThan": "15fb6d627484ee39ed73e202ef4720e1fa5c898e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5fd96a4e15de8442915a912233d800c56f49001d",
        "lessThan": "5a501379a010690ae9ae88bef62a1bae1aca32e6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5fd96a4e15de8442915a912233d800c56f49001d",
        "lessThan": "baef52d80093bd686e70b3cb7e0512a40ae76705",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5fd96a4e15de8442915a912233d800c56f49001d",
        "lessThan": "c3320153769f05fd7fe9d840cb555dd3080ae424",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/nvme/host/pr.c"
    ],
    "versions": [
      {
        "version": "6.5",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.5",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.130",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.77",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.17",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.7",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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