github - ghsa-33h3-4p7j-r54j

ghsa-33h3-4p7j-r54j

Vulnerability from github

Published

2024-06-19 15:30

Modified

2024-08-27 18:31

Severity

7.8 (High) - CVSS_V3 - 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:

RDMA: Fix use-after-free in rxe_queue_cleanup

On error handling path in rxe_qp_from_init() qp->sq.queue is freed and then rxe_create_qp() will drop last reference to this object. qp clean up function will try to free this queue one time and it causes UAF bug.

Fix it by zeroing queue pointer after freeing queue in rxe_qp_from_init().

Show details on source website

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  "affected": [],
  "aliases": [
    "CVE-2021-47616"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-416"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-06-19T15:15:56Z",
    "severity": "HIGH"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA: Fix use-after-free in rxe_queue_cleanup\n\nOn error handling path in rxe_qp_from_init() qp-\u003esq.queue is freed and\nthen rxe_create_qp() will drop last reference to this object. qp clean up\nfunction will try to free this queue one time and it causes UAF bug.\n\nFix it by zeroing queue pointer after freeing queue in rxe_qp_from_init().",
  "id": "GHSA-33h3-4p7j-r54j",
  "modified": "2024-08-27T18:31:35Z",
  "published": "2024-06-19T15:30:55Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-47616"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/84b01721e8042cdd1e8ffeb648844a09cd4213e0"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/acb53e47db1fbc7cd37ab10b46388f045a76e383"
    }
  ],
  "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"
    }
  ]
}

cve-2021-47616

Vulnerability from cvelistv5

Published

2024-06-19 14:58

Modified

2024-09-11 17:34

Severity

Summary

RDMA: Fix use-after-free in rxe_queue_cleanup

References

URL	Tags
https://git.kernel.org/stable/c/acb53e47db1fbc7cd37ab10b46388f045a76e383
https://git.kernel.org/stable/c/84b01721e8042cdd1e8ffeb648844a09cd4213e0

Impacted products

Vendor	Product
Linux	Linux
Linux	Linux

Show details on NVD website

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