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CVE-2026-6368

Estado: Pendiente de análisisBaja (2.1)—

Calling wordexp with WRDE_APPEND in the GNU C Library version 2.0 to version 2.43 can cause the interface to return invalid memory in the we_wordv member, which on subsequent calls to wordfree may abort the process.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

GNU — C LibraryAI

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2026-6368",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-6368",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-08-12T18:00:42.782444Z"
        }
      }
    ],
    "cvssMetricV40": [
      {
        "type": "Secondary",
        "source": "3ff69d7a-14f2-4f67-a097-88dee7810d18",
        "cvssData": {
          "Safety": "PRESENT",
          "version": "4.0",
          "Recovery": "NOT_DEFINED",
          "baseScore": 2.1,
          "Automatable": "YES",
          "attackVector": "LOCAL",
          "baseSeverity": "LOW",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:L/AC:H/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:P/AU:Y/R:X/V:X/RE:X/U:Green",
          "exploitMaturity": "NOT_DEFINED",
          "providerUrgency": "GREEN",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "attackRequirements": "PRESENT",
          "privilegesRequired": "NONE",
          "subIntegrityImpact": "LOW",
          "vulnIntegrityImpact": "LOW",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "subAvailabilityImpact": "LOW",
          "vulnAvailabilityImpact": "LOW",
          "availabilityRequirement": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "subConfidentialityImpact": "LOW",
          "vulnConfidentialityImpact": "LOW",
          "confidentialityRequirement": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED"
        }
      }
    ]
  },
  "affected": [
    {
      "source": "3ff69d7a-14f2-4f67-a097-88dee7810d18",
      "affectedData": [
        {
          "repo": "https://sourceware.org/git/?p=glibc.git",
          "vendor": "glibc",
          "product": "glibc",
          "versions": [
            {
              "status": "affected",
              "version": "1.93-260",
              "lessThan": "2.43",
              "versionType": "custom"
            }
          ],
          "platforms": [
            "Linux"
          ],
          "packageName": "glibc",
          "collectionURL": "https://sourceware.org/glibc/",
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2026-08-10T19:17:30.713",
  "references": [
    {
      "url": "https://sourceware.org/bugzilla/show_bug.cgi?id=34090",
      "source": "3ff69d7a-14f2-4f67-a097-88dee7810d18"
    },
    {
      "url": "https://sourceware.org/git/?p=glibc.git;a=blob;f=advisories/GLIBC-SA-2026-0014;h=1e9a0039f07471ddfe6816e5df04875bec409f92;hb=HEAD",
      "source": "3ff69d7a-14f2-4f67-a097-88dee7810d18"
    }
  ],
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "3ff69d7a-14f2-4f67-a097-88dee7810d18",
      "description": [
        {
          "lang": "en",
          "value": "CWE-908"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Calling wordexp with WRDE_APPEND in the GNU C Library version 2.0 to version 2.43 can cause the interface to return invalid memory in the we_wordv member, which on subsequent calls to wordfree may abort the process."
    }
  ],
  "lastModified": "2026-09-03T16:43:15.293",
  "sourceIdentifier": "3ff69d7a-14f2-4f67-a097-88dee7810d18"
}