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CVE-2026-64071 nvme-pci: fix use-after-free in nvme_free_host_mem()

🗓️ 19 Jul 2026 15:39:47Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 24 Views

Fix use after free in nvme_free_host_mem by nulling the hmb_sgt pointer after free.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
CVE
CVE-2026-64071
19 Jul 202615:39
cve
EUVD
EUVD-2026-45644
19 Jul 202615:39
euvd
NVD
CVE-2026-64071
19 Jul 202616:17
nvd
OSV
CVE-2026-64071 nvme-pci: fix use-after-free in nvme_free_host_mem()
19 Jul 202615:39
osv
OSV
DEBIAN-CVE-2026-64071
19 Jul 202616:17
osv
OSV
UBUNTU-CVE-2026-64071
20 Jul 202600:00
osv
Positive Technologies
PT-2026-61388
19 Jul 202600:00
ptsecurity
RedhatCVE
CVE-2026-64071
20 Jul 202610:35
redhatcve
[
  {
    "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": "63a5c7a4b4c49ad86c362e9f555e6f343804ee1d",
        "lessThan": "9525e3a6fbb1d126a22ab2ee86ddea25af581a7c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "63a5c7a4b4c49ad86c362e9f555e6f343804ee1d",
        "lessThan": "7c89f474005d8377525d2991930b7432ee193a52",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "63a5c7a4b4c49ad86c362e9f555e6f343804ee1d",
        "lessThan": "b35a13036755c5803168a7cb93bc66035c3e65b8",
        "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": "6.13",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.13",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.34",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.11",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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