CVE-2024-42276 nvme-pci: add missing condition check for existence of mapped data

2024-08-1709:08:44

Linux

www.cve.org

linux kernel

nvme-pci

vulnerability

missing condition check

mapped data

resolution

cve

EPSS

Percentile

10.8%

JSON

In the Linux kernel, the following vulnerability has been resolved:

nvme-pci: add missing condition check for existence of mapped data

nvme_map_data() is called when request has physical segments, hence
the nvme_unmap_data() should have same condition to avoid dereference.

CNA Affected

[
  {
    "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": "4aedb705437f",
        "lessThan": "3f8ec1d6b0eb",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4aedb705437f",
        "lessThan": "be23ae63080e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4aedb705437f",
        "lessThan": "7cc1f4cd90a0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4aedb705437f",
        "lessThan": "d135c3352f7c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4aedb705437f",
        "lessThan": "77848b379e9f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4aedb705437f",
        "lessThan": "70100fe72184",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4aedb705437f",
        "lessThan": "c31fad147038",
        "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": "5.2",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.2",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.4.282",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.10.224",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.15.165",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.1.103",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.6.44",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.10.3",
        "lessThanOrEqual": "6.10.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.11",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]