GHSA-H664-W632-W34V

Vulnerability from github – Published: 2024-05-22 09:31 – Updated: 2025-01-14 18:31
VLAI?
Details

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

drm/msm: Fix null pointer dereference on pointer edp

The initialization of pointer dev dereferences pointer edp before edp is null checked, so there is a potential null pointer deference issue. Fix this by only dereferencing edp after edp has been null checked.

Addresses-Coverity: ("Dereference before null check")

Severity ?
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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{
  "affected": [],
  "aliases": [
    "CVE-2021-47445"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-476"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-05-22T07:15:09Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm: Fix null pointer dereference on pointer edp\n\nThe initialization of pointer dev dereferences pointer edp before\nedp is null checked, so there is a potential null pointer deference\nissue. Fix this by only dereferencing edp after edp has been null\nchecked.\n\nAddresses-Coverity: (\"Dereference before null check\")",
  "id": "GHSA-h664-w632-w34v",
  "modified": "2025-01-14T18:31:50Z",
  "published": "2024-05-22T09:31:45Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-47445"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/0cd063aa0a09822cc1620fc59a67fe2f9f6338ac"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2133c4fc8e1348dcb752f267a143fe2254613b34"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/46c8ddede0273d1d132beefa9de8b820326982be"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7f642b93710b6b1119bdff90be01e6b5a2a5d669"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/91a340768b012f5b910a203a805b97a345b3db37"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/bacac7d26849c8e903ceb7466d9ce8dc3c2797eb"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f175b9a83e5c252d7c74acddc792840016caae0a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f302be08e3de94db8863a0b2958b2bb3e8e998e6"
    }
  ],
  "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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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.