{
  "id": "CVE-2024-56720",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2024-12-29T12:15:06.037",
  "lastModified": "2025-01-09T20:06:46.267",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbpf, sockmap: Several fixes to bpf_msg_pop_data\n\nSeveral fixes to bpf_msg_pop_data,\n1. In sk_msg_shift_left, we should put_page\n2. if (len == 0), return early is better\n3. pop the entire sk_msg (last == msg->sg.size) should be supported\n4. Fix for the value of variable \"a\"\n5. In sk_msg_shift_left, after shifting, i has already pointed to the next\nelement. Addtional sk_msg_iter_var_next may result in BUG."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: bpf, sockmap: Varias correcciones para bpf_msg_pop_data Varias correcciones para bpf_msg_pop_data, 1. En sk_msg_shift_left, deber\u00edamos put_page 2. si (len == 0), es mejor regresar antes 3. Deber\u00eda ser compatible con la extracci\u00f3n de todo el sk_msg (last == msg->sg.size) 4. Correcci\u00f3n para el valor de la variable \"a\" 5. En sk_msg_shift_left, despu\u00e9s de cambiar, i ya ha apuntado al siguiente elemento. La adici\u00f3n de sk_msg_iter_var_next puede provocar un ERROR."
    }
  ],
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        "type": "Primary",
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          "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
      }
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      "type": "Primary",
      "description": [
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          "value": "CWE-193"
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          "value": "CWE-401"
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