GHSA-623V-CR64-76W9

Vulnerability from github – Published: 2024-12-04 15:31 – Updated: 2024-12-11 18:30
VLAI?
Details

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

vdpa: solidrun: Fix UB bug with devres

In psnet_open_pf_bar() and snet_open_vf_bar() a string later passed to pcim_iomap_regions() is placed on the stack. Neither pcim_iomap_regions() nor the functions it calls copy that string.

Should the string later ever be used, this, consequently, causes undefined behavior since the stack frame will by then have disappeared.

Fix the bug by allocating the strings on the heap through devm_kasprintf().

Show details on source website

{
  "affected": [],
  "aliases": [
    "CVE-2024-53126"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-12-04T15:15:12Z",
    "severity": "HIGH"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nvdpa: solidrun: Fix UB bug with devres\n\nIn psnet_open_pf_bar() and snet_open_vf_bar() a string later passed to\npcim_iomap_regions() is placed on the stack. Neither\npcim_iomap_regions() nor the functions it calls copy that string.\n\nShould the string later ever be used, this, consequently, causes\nundefined behavior since the stack frame will by then have disappeared.\n\nFix the bug by allocating the strings on the heap through\ndevm_kasprintf().",
  "id": "GHSA-623v-cr64-76w9",
  "modified": "2024-12-11T18:30:38Z",
  "published": "2024-12-04T15:31:52Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-53126"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/0b364cf53b20204e92bac7c6ebd1ee7d3ec62931"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5bb287da2d2d5bb8f7376e223b02edb16998982e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d372dd09cfbf1324f54cbffd81fcaf6cdf3e608e"
    }
  ],
  "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"
    }
  ]
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • 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.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • 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.


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