ghsa-3mqr-vvf3-23jj
Vulnerability from github
Published
2024-08-26 12:31
Modified
2025-02-02 12:30
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details

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

fou: remove warn in gue_gro_receive on unsupported protocol

Drop the WARN_ON_ONCE inn gue_gro_receive if the encapsulated type is not known or does not have a GRO handler.

Such a packet is easily constructed. Syzbot generates them and sets off this warning.

Remove the warning as it is expected and not actionable.

The warning was previously reduced from WARN_ON to WARN_ON_ONCE in commit 270136613bf7 ("fou: Do WARN_ON_ONCE in gue_gro_receive for bad proto callbacks").

Show details on source website

To clipboard 

{
  "affected": [],
  "aliases": [
    "CVE-2024-44940"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-08-26T12:15:06Z",
    "severity": "HIGH"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nfou: remove warn in gue_gro_receive on unsupported protocol\n\nDrop the WARN_ON_ONCE inn gue_gro_receive if the encapsulated type is\nnot known or does not have a GRO handler.\n\nSuch a packet is easily constructed. Syzbot generates them and sets\noff this warning.\n\nRemove the warning as it is expected and not actionable.\n\nThe warning was previously reduced from WARN_ON to WARN_ON_ONCE in\ncommit 270136613bf7 (\"fou: Do WARN_ON_ONCE in gue_gro_receive for bad\nproto callbacks\").",
  "id": "GHSA-3mqr-vvf3-23jj",
  "modified": "2025-02-02T12:30:23Z",
  "published": "2024-08-26T12:31:20Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-44940"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3db4395332e7050ef9ddeb3052e6b5019f2a2a59"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/440ab7f97261bc28501636a13998e1b1946d2e79"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5a2e37bc648a2503bf6d687aed27b9f4455d82eb"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a925a200299a6dfc7c172f54da6f374edc930053"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b1453a5616c7bd8acd90633ceba4e59105ba3b51"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/dd89a81d850fa9a65f67b4527c0e420d15bf836c"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.