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CVE-2022-49492 nvme-pci: fix a NULL pointer dereference in nvme_alloc_admin_tags

🗓️ 26 Feb 2025 02:13:28Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 17 Views

Fixes NULL pointer dereference in nvme_alloc_admin_tags for improved Linux kernel security.

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/pci.c"
    ],
    "versions": [
      {
        "version": "35b489d32fcc37e8735f41aa794b24cf9d1e74f5",
        "lessThan": "8321b17789f614414206af07e17ce4751c95dc76",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "35b489d32fcc37e8735f41aa794b24cf9d1e74f5",
        "lessThan": "9e649471b396fa0139d53919354ce1eace9b9a24",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "35b489d32fcc37e8735f41aa794b24cf9d1e74f5",
        "lessThan": "8da2b7bdb47e94bbc4062a3978c708926bcb022c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "35b489d32fcc37e8735f41aa794b24cf9d1e74f5",
        "lessThan": "f76729662650cd7bc8f8194e057af381370349a7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "35b489d32fcc37e8735f41aa794b24cf9d1e74f5",
        "lessThan": "af98940dd33c9f9e1beb4f71c0a39260100e2a65",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "35b489d32fcc37e8735f41aa794b24cf9d1e74f5",
        "lessThan": "906c81dba8ee8057523859b5e1a2479e9fd34860",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "35b489d32fcc37e8735f41aa794b24cf9d1e74f5",
        "lessThan": "7a28556082d1fbcbc599baf1c24252dfc73efefc",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "35b489d32fcc37e8735f41aa794b24cf9d1e74f5",
        "lessThan": "54a4c1e47d1b2585e74920399455bd9abbfb2bd7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "35b489d32fcc37e8735f41aa794b24cf9d1e74f5",
        "lessThan": "da42761181627e9bdc37d18368b827948a583929",
        "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/pci.c"
    ],
    "versions": [
      {
        "version": "3.19",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.19",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.9.318",
        "lessThanOrEqual": "4.9.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.14.283",
        "lessThanOrEqual": "4.14.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.19.247",
        "lessThanOrEqual": "4.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.4.198",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.121",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.46",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.17.14",
        "lessThanOrEqual": "5.17.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.18.3",
        "lessThanOrEqual": "5.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.19",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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11 May 2026 19:00Current
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