CVE-2024-44955 (GCVE-0-2024-44955)

Vulnerability from cvelistv5 – Published: 2024-09-04 18:35 – Updated: 2025-06-19 13:04
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This CVE ID has been rejected or withdrawn by its CVE Numbering Authority.

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    "cna": {
      "providerMetadata": {
        "dateUpdated": "2025-06-19T13:04:06.359Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "rejectedReasons": [
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          "lang": "en",
          "value": "This CVE ID has been rejected or withdrawn by its CVE Numbering Authority."
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  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2024-44955",
    "datePublished": "2024-09-04T18:35:54.412Z",
    "dateRejected": "2025-06-19T13:04:06.359Z",
    "dateReserved": "2024-08-21T05:34:56.666Z",
    "dateUpdated": "2025-06-19T13:04:06.359Z",
    "state": "REJECTED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
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      "descriptions": "[{\"lang\": \"en\", \"value\": \"In the Linux kernel, the following vulnerability has been resolved:\\n\\ndrm/amd/display: Don\u0027t refer to dc_sink in is_dsc_need_re_compute\\n\\n[Why]\\nWhen unplug one of monitors connected after mst hub, encounter null pointer dereference.\\n\\nIt\u0027s due to dc_sink get released immediately in early_unregister() or detect_ctx(). When\\ncommit new state which directly referring to info stored in dc_sink will cause null pointer\\ndereference.\\n\\n[how]\\nRemove redundant checking condition. Relevant condition should already be covered by checking\\nif dsc_aux is null or not. Also reset dsc_aux to NULL when the connector is disconnected.\"}, {\"lang\": \"es\", \"value\": \"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/amd/display: No hacer referencia a dc_sink en is_dsc_need_re_compute [Por qu\\u00e9] Cuando se desconecta uno de los monitores conectados despu\\u00e9s del concentrador mst, se produce una desreferencia de puntero nulo. Esto se debe a que dc_sink se libera inmediatamente en early_unregister() o detect_ctx(). Cuando se confirma un nuevo estado que hace referencia directa a la informaci\\u00f3n almacenada en dc_sink, se producir\\u00e1 una desreferencia de puntero nulo. [C\\u00f3mo] Eliminar la condici\\u00f3n de comprobaci\\u00f3n redundante. La condici\\u00f3n relevante ya deber\\u00eda estar cubierta comprobando si dsc_aux es nulo o no. Tambi\\u00e9n se restablece dsc_aux a NULL cuando se desconecta el conector.\"}]",
      "id": "CVE-2024-44955",
      "lastModified": "2024-12-09T13:10:03.600",
      "metrics": "{\"cvssMetricV31\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\", \"baseScore\": 5.5, \"baseSeverity\": \"MEDIUM\", \"attackVector\": \"LOCAL\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"LOW\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"NONE\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 1.8, \"impactScore\": 3.6}]}",
      "published": "2024-09-04T19:15:30.423",
      "references": "[{\"url\": \"https://git.kernel.org/stable/c/39b217193729aa45eded8de24d9245468a0c0263\", \"source\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/c7e65cab54a89f4df54110f0b44c4ade93d1a911\", \"source\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}, {\"url\": \"https://git.kernel.org/stable/c/fcf6a49d79923a234844b8efe830a61f3f0584e4\", \"source\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"tags\": [\"Patch\"]}]",
      "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-476\"}]}]"
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  • 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.
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