Vulnerability-Lookup

FKIE_CVE-2023-53006

Vulnerability from fkie_nvd - Published: 2025-03-27 17:15 - Updated: 2025-10-30 16:24

Severity ?

5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Summary

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix oops due to uncleared server->smbd_conn in reconnect In smbd_destroy(), clear the server->smbd_conn pointer after freeing the smbd_connection struct that it points to so that reconnection doesn't get confused.

References

URL	Tags
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/4b83bc6f87eedab4599b0123e572a422689444be	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/5109607a4ece7cd8536172bf7549eb4dce1f3576	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/91be54849d5392050f5b847b42bd5e6221551ac8	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/a9640c0b268405f2540e8203a545e930ea88bb7d	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/b7ab9161cf5ddc42a288edf9d1a61f3bdffe17c7	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/e037baee16e0b9ace7e730888fcae9cec11daff2	Patch

Impacted products

Vendor	Product	Version
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	6.2
linux	linux_kernel	6.2
linux	linux_kernel	6.2
linux	linux_kernel	6.2
linux	linux_kernel	6.2

JSON

To clipboard

{
  "configurations": [
    {
      "nodes": [
        {
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      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncifs: Fix oops due to uncleared server-\u003esmbd_conn in reconnect\n\nIn smbd_destroy(), clear the server-\u003esmbd_conn pointer after freeing the\nsmbd_connection struct that it points to so that reconnection doesn\u0027t get\nconfused."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: cifs: soluciona el error debido a un servidor-\u0026gt;smbd_conn sin borrar en la reconexi\u00f3n. En smbd_destroy(), borra el puntero server-\u0026gt;smbd_conn despu\u00e9s de liberar la estructura smbd_connection a la que apunta para que la reconexi\u00f3n no se confunda."
    }
  ],
  "id": "CVE-2023-53006",
  "lastModified": "2025-10-30T16:24:48.283",
  "metrics": {
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      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
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  "vulnStatus": "Analyzed",
  "weaknesses": [
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          "value": "NVD-CWE-noinfo"
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      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2023-53006 (GCVE-0-2023-53006)

Vulnerability from cvelistv5 – Published: 2025-03-27 16:43 – Updated: 2025-05-04 07:47

Title

cifs: Fix oops due to uncleared server->smbd_conn in reconnect

Summary

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/a9640c0b268405f25…
	https://git.kernel.org/stable/c/91be54849d5392050…
	https://git.kernel.org/stable/c/e037baee16e0b9ace…
	https://git.kernel.org/stable/c/4b83bc6f87eedab45…
	https://git.kernel.org/stable/c/5109607a4ece7cd85…
	https://git.kernel.org/stable/c/b7ab9161cf5ddc42a…

Impacted products

Vendor

Product

Version

Linux

Affected: 8ef130f9ec27973f7b49e20c5a3b9134ca33026c , < a9640c0b268405f2540e8203a545e930ea88bb7d (git)
Affected: 8ef130f9ec27973f7b49e20c5a3b9134ca33026c , < 91be54849d5392050f5b847b42bd5e6221551ac8 (git)
Affected: 8ef130f9ec27973f7b49e20c5a3b9134ca33026c , < e037baee16e0b9ace7e730888fcae9cec11daff2 (git)
Affected: 8ef130f9ec27973f7b49e20c5a3b9134ca33026c , < 4b83bc6f87eedab4599b0123e572a422689444be (git)
Affected: 8ef130f9ec27973f7b49e20c5a3b9134ca33026c , < 5109607a4ece7cd8536172bf7549eb4dce1f3576 (git)
Affected: 8ef130f9ec27973f7b49e20c5a3b9134ca33026c , < b7ab9161cf5ddc42a288edf9d1a61f3bdffe17c7 (git)

Linux

Affected: 4.16
Unaffected: 0 , < 4.16 (semver)
Unaffected: 4.19.272 , ≤ 4.19.* (semver)
Unaffected: 5.4.231 , ≤ 5.4.* (semver)
Unaffected: 5.10.166 , ≤ 5.10.* (semver)
Unaffected: 5.15.91 , ≤ 5.15.* (semver)
Unaffected: 6.1.9 , ≤ 6.1.* (semver)
Unaffected: 6.2 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

To clipboard

{
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      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "fs/cifs/smbdirect.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
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        },
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          ],
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          "vendor": "Linux",
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              "version": "6.1.9",
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              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.2",
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    "datePublished": "2025-03-27T16:43:37.225Z",
    "dateReserved": "2025-03-27T16:40:15.745Z",
    "dateUpdated": "2025-05-04T07:47:22.461Z",
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}

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-2023-53006

CVE-2023-53006 (GCVE-0-2023-53006)

Tags

Sightings

Nomenclature