fkie_nvd - fkie_cve-2025-39692

FKIE_CVE-2025-39692

Vulnerability from fkie_nvd - Published: 2025-09-05 18:15 - Updated: 2025-11-03 18:16

Severity ?

Summary

In the Linux kernel, the following vulnerability has been resolved: smb: server: split ksmbd_rdma_stop_listening() out of ksmbd_rdma_destroy() We can't call destroy_workqueue(smb_direct_wq); before stop_sessions()! Otherwise already existing connections try to use smb_direct_wq as a NULL pointer.

References

	URL	Tags
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/003e6a3150299f681f34cb189aa068018cef6a45
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/212eb86f75b4d7b82f3d94aed95ba61103bccb93
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/524e90e58a267dad11e23351d9e4b1f941490976
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/bac7b996d42e458a94578f4227795a0d4deef6fa
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/e41e33400516702427603f8fbbec43c91ede09c0
	af854a3a-2127-422b-91ae-364da2661108	https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsmb: server: split ksmbd_rdma_stop_listening() out of ksmbd_rdma_destroy()\n\nWe can\u0027t call destroy_workqueue(smb_direct_wq); before stop_sessions()!\n\nOtherwise already existing connections try to use smb_direct_wq as\na NULL pointer."
    }
  ],
  "id": "CVE-2025-39692",
  "lastModified": "2025-11-03T18:16:41.177",
  "metrics": {},
  "published": "2025-09-05T18:15:45.980",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/003e6a3150299f681f34cb189aa068018cef6a45"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/212eb86f75b4d7b82f3d94aed95ba61103bccb93"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/524e90e58a267dad11e23351d9e4b1f941490976"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/bac7b996d42e458a94578f4227795a0d4deef6fa"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/e41e33400516702427603f8fbbec43c91ede09c0"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Awaiting Analysis"
}

CVE-2025-39692 (GCVE-0-2025-39692)

Vulnerability from cvelistv5 – Published: 2025-09-05 17:20 – Updated: 2025-11-03 17:42

Title

smb: server: split ksmbd_rdma_stop_listening() out of ksmbd_rdma_destroy()

Summary

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/524e90e58a267dad1…
	https://git.kernel.org/stable/c/212eb86f75b4d7b82…
	https://git.kernel.org/stable/c/003e6a3150299f681…
	https://git.kernel.org/stable/c/e41e3340051670242…
	https://git.kernel.org/stable/c/bac7b996d42e458a9…

Impacted products

Vendor

Product

Version

Linux

Affected: 0626e6641f6b467447c81dd7678a69c66f7746cf , < 524e90e58a267dad11e23351d9e4b1f941490976 (git)
Affected: 0626e6641f6b467447c81dd7678a69c66f7746cf , < 212eb86f75b4d7b82f3d94aed95ba61103bccb93 (git)
Affected: 0626e6641f6b467447c81dd7678a69c66f7746cf , < 003e6a3150299f681f34cb189aa068018cef6a45 (git)
Affected: 0626e6641f6b467447c81dd7678a69c66f7746cf , < e41e33400516702427603f8fbbec43c91ede09c0 (git)
Affected: 0626e6641f6b467447c81dd7678a69c66f7746cf , < bac7b996d42e458a94578f4227795a0d4deef6fa (git)

Linux

Affected: 5.15
Unaffected: 0 , < 5.15 (semver)
Unaffected: 6.1.149 , ≤ 6.1.* (semver)
Unaffected: 6.6.103 , ≤ 6.6.* (semver)
Unaffected: 6.12.44 , ≤ 6.12.* (semver)
Unaffected: 6.16.4 , ≤ 6.16.* (semver)
Unaffected: 6.17 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2025-11-03T17:42:24.966Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "fs/smb/server/connection.c",
            "fs/smb/server/transport_rdma.c",
            "fs/smb/server/transport_rdma.h"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "524e90e58a267dad11e23351d9e4b1f941490976",
              "status": "affected",
              "version": "0626e6641f6b467447c81dd7678a69c66f7746cf",
              "versionType": "git"
            },
            {
              "lessThan": "212eb86f75b4d7b82f3d94aed95ba61103bccb93",
              "status": "affected",
              "version": "0626e6641f6b467447c81dd7678a69c66f7746cf",
              "versionType": "git"
            },
            {
              "lessThan": "003e6a3150299f681f34cb189aa068018cef6a45",
              "status": "affected",
              "version": "0626e6641f6b467447c81dd7678a69c66f7746cf",
              "versionType": "git"
            },
            {
              "lessThan": "e41e33400516702427603f8fbbec43c91ede09c0",
              "status": "affected",
              "version": "0626e6641f6b467447c81dd7678a69c66f7746cf",
              "versionType": "git"
            },
            {
              "lessThan": "bac7b996d42e458a94578f4227795a0d4deef6fa",
              "status": "affected",
              "version": "0626e6641f6b467447c81dd7678a69c66f7746cf",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "fs/smb/server/connection.c",
            "fs/smb/server/transport_rdma.c",
            "fs/smb/server/transport_rdma.h"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.15"
            },
            {
              "lessThan": "5.15",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.149",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.103",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.44",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.16.*",
              "status": "unaffected",
              "version": "6.16.4",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.17",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.149",
                  "versionStartIncluding": "5.15",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.103",
                  "versionStartIncluding": "5.15",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.44",
                  "versionStartIncluding": "5.15",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.16.4",
                  "versionStartIncluding": "5.15",
                  "vulnerable": true
                },
                {
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                  "versionStartIncluding": "5.15",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsmb: server: split ksmbd_rdma_stop_listening() out of ksmbd_rdma_destroy()\n\nWe can\u0027t call destroy_workqueue(smb_direct_wq); before stop_sessions()!\n\nOtherwise already existing connections try to use smb_direct_wq as\na NULL pointer."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-09-29T05:57:31.221Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/524e90e58a267dad11e23351d9e4b1f941490976"
        },
        {
          "url": "https://git.kernel.org/stable/c/212eb86f75b4d7b82f3d94aed95ba61103bccb93"
        },
        {
          "url": "https://git.kernel.org/stable/c/003e6a3150299f681f34cb189aa068018cef6a45"
        },
        {
          "url": "https://git.kernel.org/stable/c/e41e33400516702427603f8fbbec43c91ede09c0"
        },
        {
          "url": "https://git.kernel.org/stable/c/bac7b996d42e458a94578f4227795a0d4deef6fa"
        }
      ],
      "title": "smb: server: split ksmbd_rdma_stop_listening() out of ksmbd_rdma_destroy()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-39692",
    "datePublished": "2025-09-05T17:20:58.349Z",
    "dateReserved": "2025-04-16T07:20:57.114Z",
    "dateUpdated": "2025-11-03T17:42:24.966Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date

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.

Detection rules are retrieved from Rulezet.

Action not permitted

FKIE_CVE-2025-39692

CVE-2025-39692 (GCVE-0-2025-39692)

Tags

Sightings

Nomenclature