nvd-json-data-feeds/CVE-2022/CVE-2022-490xx/CVE-2022-49058.json

{
  "id": "CVE-2022-49058",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2025-02-26T07:00:43.047",
  "lastModified": "2025-03-18T19:08:08.200",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncifs: potential buffer overflow in handling symlinks\n\nSmatch printed a warning:\n\tarch/x86/crypto/poly1305_glue.c:198 poly1305_update_arch() error:\n\t__memcpy() 'dctx->buf' too small (16 vs u32max)\n\nIt's caused because Smatch marks 'link_len' as untrusted since it comes\nfrom sscanf(). Add a check to ensure that 'link_len' is not larger than\nthe size of the 'link_str' buffer."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: cifs: desbordamiento de b\u00fafer potencial al manejar enlaces simb\u00f3licos Smatch imprimi\u00f3 una advertencia: arch/x86/crypto/poly1305_glue.c:198 poly1305_update_arch() error: __memcpy() 'dctx->buf' demasiado peque\u00f1o (16 vs u32max) Esto se debe a que Smatch marca 'link_len' como no confiable ya que proviene de sscanf(). Agregue una verificaci\u00f3n para asegurarse de que 'link_len' no sea m\u00e1s grande que el tama\u00f1o del b\u00fafer 'link_str'."
    }
  ],
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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:H/I:H/A:H",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9
      }
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          "value": "CWE-120"
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    }
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