FKIE_CVE-2024-38587

Vulnerability from fkie_nvd - Published: 2024-06-19 14:15 - Updated: 2026-06-17 07:40
Severity
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Summary
In the Linux kernel, the following vulnerability has been resolved: speakup: Fix sizeof() vs ARRAY_SIZE() bug The "buf" pointer is an array of u16 values. This code should be using ARRAY_SIZE() (which is 256) instead of sizeof() (which is 512), otherwise it can the still got out of bounds.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/008ab3c53bc4f0b2f20013c8f6c204a3203d0b8bPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/07ef95cc7a579731198c93beed281e3a79a0e586Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3726f75a1ccc16cd335c0ccfad1d92ee08ecba5ePatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/42f0a3f67158ed6b2908d2b9ffbf7e96d23fd358Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/504178fb7d9f6cdb0496d5491efb05f45597e535Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c6e1650cf5df1bd6638eeee231a683ef30c7d4ebPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/cd7f3978c2ec741aedd1d860b2adb227314cf996Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d52c04474feac8e305814a5228e622afe481b2efPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/eb1ea64328d4cc7d7a912c563f8523d5259716efPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/008ab3c53bc4f0b2f20013c8f6c204a3203d0b8bPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/07ef95cc7a579731198c93beed281e3a79a0e586Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/3726f75a1ccc16cd335c0ccfad1d92ee08ecba5ePatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/42f0a3f67158ed6b2908d2b9ffbf7e96d23fd358Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/504178fb7d9f6cdb0496d5491efb05f45597e535Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/c6e1650cf5df1bd6638eeee231a683ef30c7d4ebPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/cd7f3978c2ec741aedd1d860b2adb227314cf996Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/d52c04474feac8e305814a5228e622afe481b2efPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/eb1ea64328d4cc7d7a912c563f8523d5259716efPatch
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html
0b142b55-0307-4c5a-b3c9-f314f3fb7c5ehttps://cert-portal.siemens.com/productcert/html/ssa-265688.html
0b142b55-0307-4c5a-b3c9-f314f3fb7c5ehttps://cert-portal.siemens.com/productcert/html/ssa-613116.html
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
To clipboard 

{
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    },
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          "product": "RUGGEDCOM RST2428P",
          "vendor": "Siemens",
          "versions": [
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              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
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          "vendor": "Siemens",
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          "defaultStatus": "unknown",
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      "source": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"
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  "configurations": [
    {
      "nodes": [
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nspeakup: Fix sizeof() vs ARRAY_SIZE() bug\n\nThe \"buf\" pointer is an array of u16 values.  This code should be\nusing ARRAY_SIZE() (which is 256) instead of sizeof() (which is 512),\notherwise it can the still got out of bounds."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: Speakup: corrige el error sizeof() vs ARRAY_SIZE() El puntero \"buf\" es una matriz de valores u16. Este c\u00f3digo deber\u00eda usar ARRAY_SIZE() (que es 256) en lugar de sizeof() (que es 512), de lo contrario a\u00fan puede salirse de los l\u00edmites."
    }
  ],
  "id": "CVE-2024-38587",
  "lastModified": "2026-06-17T07:40:38.963",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
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    "ssvcV203": [
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-38587",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-06-20T14:49:14.118323Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2024-06-19T14:15:18.800",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
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    },
    {
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      "tags": [
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      "url": "https://git.kernel.org/stable/c/07ef95cc7a579731198c93beed281e3a79a0e586"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html"
    },
    {
      "source": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e",
      "url": "https://cert-portal.siemens.com/productcert/html/ssa-265688.html"
    },
    {
      "source": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e",
      "url": "https://cert-portal.siemens.com/productcert/html/ssa-613116.html"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-129"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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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.


Detection rules are retrieved from Rulezet.