github - ghsa-vw5q-4j3r-jcj8

ghsa-vw5q-4j3r-jcj8

Vulnerability from github

Published

2024-02-28 09:30

Modified

2024-12-09 21:31

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:

Drivers: hv: vmbus: Use after free in __vmbus_open()

The "open_info" variable is added to the &vmbus_connection.chn_msg_list, but the error handling frees "open_info" without removing it from the list. This will result in a use after free. First remove it from the list, and then free it.

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{
  "affected": [],
  "aliases": [
    "CVE-2021-47049"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-416"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-02-28T09:15:40Z",
    "severity": "HIGH"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nDrivers: hv: vmbus: Use after free in __vmbus_open()\n\nThe \"open_info\" variable is added to the \u0026vmbus_connection.chn_msg_list,\nbut the error handling frees \"open_info\" without removing it from the\nlist.  This will result in a use after free.  First remove it from the\nlist, and then free it.",
  "id": "GHSA-vw5q-4j3r-jcj8",
  "modified": "2024-12-09T21:31:00Z",
  "published": "2024-02-28T09:30:38Z",
  "references": [
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      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-47049"
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    {
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      "type": "CVSS_V3"
    }
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}

cve-2021-47049

Vulnerability from cvelistv5

Published

2024-02-28 08:13

Modified

2024-12-19 07:34

Severity ?

Summary

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Use after free in __vmbus_open() The "open_info" variable is added to the &vmbus_connection.chn_msg_list, but the error handling frees "open_info" without removing it from the list. This will result in a use after free. First remove it from the list, and then free it.

References

▼	URL	Tags
	https://git.kernel.org/stable/c/d5c7b42c9f56ca46b286daa537d181bd7f69214f
	https://git.kernel.org/stable/c/f37dd5d1b5d38a79a4f7b8dd7bbb705505f05560
	https://git.kernel.org/stable/c/2728f289b3270b0e273292b46c534421a33bbfd5
	https://git.kernel.org/stable/c/3e9bf43f7f7a46f21ec071cb47be92d0874c48da

Impacted products

Vendor

Product

Version

▼

Linux

Version: 6f3d791f300618caf82a2be0c27456edd76d5164
Version: 6f3d791f300618caf82a2be0c27456edd76d5164
Version: 6f3d791f300618caf82a2be0c27456edd76d5164
Version: 6f3d791f300618caf82a2be0c27456edd76d5164

Linux

Version: 4.14

Show details on NVD website

JSON

To clipboard

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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.
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.

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