ghsa-vjm5-8qhg-f872
Vulnerability from github
Published
2024-05-01 06:31
Modified
2024-10-31 18:31
Details

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

pci_iounmap(): Fix MMIO mapping leak

The #ifdef ARCH_HAS_GENERIC_IOPORT_MAP accidentally also guards iounmap(), which means MMIO mappings are leaked.

Move the guard so we call iounmap() for MMIO mappings.

Show details on source website


{
  "affected": [],
  "aliases": [
    "CVE-2024-26977"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-05-01T06:15:14Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\npci_iounmap(): Fix MMIO mapping leak\n\nThe #ifdef ARCH_HAS_GENERIC_IOPORT_MAP accidentally also guards iounmap(),\nwhich means MMIO mappings are leaked.\n\nMove the guard so we call iounmap() for MMIO mappings.",
  "id": "GHSA-vjm5-8qhg-f872",
  "modified": "2024-10-31T18:31:16Z",
  "published": "2024-05-01T06:31:42Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-26977"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5e4b23e7a7b33a1e56bfa3e5598138a2234d55b6"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6d21d0356aa44157a62e39c0d1a13d4c69a8d0c8"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7626913652cc786c238e2dd7d8740b17d41b2637"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/af280e137e273935f2e09f4d73169998298792ed"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b5d40f02e7222da032c2042aebcf2a07de9b342f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f3749345a9b7295dd071d0ed589634cb46364f77"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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