FKIE_CVE-2026-21942

Vulnerability from fkie_nvd - Published: 2026-01-20 22:15 - Updated: 2026-01-29 20:35
Severity ?
5.0 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
Summary
Vulnerability in the Oracle Solaris product of Oracle Systems (component: Filesystems). Supported versions that are affected are 10 and 11. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Solaris executes to compromise Oracle Solaris. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Solaris. CVSS 3.1 Base Score 5.0 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H).
References
secalert_us@oracle.comhttps://www.oracle.com/security-alerts/cpujan2026.htmlVendor Advisory
Impacted products
Vendor Product Version
oracle solaris 10
oracle solaris 11
To clipboard 

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              "criteria": "cpe:2.3:o:oracle:solaris:10:*:*:*:*:*:*:*",
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Vulnerability in the Oracle Solaris product of Oracle Systems (component: Filesystems).  Supported versions that are affected are 10 and  11. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Solaris executes to compromise Oracle Solaris.  Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Solaris. CVSS 3.1 Base Score 5.0 (Availability impacts).  CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H)."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad en el producto Oracle Solaris de Oracle Systems (componente: Sistemas de Archivos). Las versiones compatibles que est\u00e1n afectadas son 10 y 11. La vulnerabilidad f\u00e1cilmente explotable permite a un atacante con bajos privilegios con inicio de sesi\u00f3n en la infraestructura donde se ejecuta Oracle Solaris comprometer Oracle Solaris. Los ataques exitosos requieren interacci\u00f3n humana de una persona que no sea el atacante. Los ataques exitosos de esta vulnerabilidad pueden resultar en la capacidad no autorizada de causar un bloqueo o una ca\u00edda (crash) frecuentemente repetible (DoS completo) de Oracle Solaris. Puntuaci\u00f3n base CVSS 3.1 de 5.0 (Impactos en la disponibilidad). Vector CVSS: (CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H)."
    }
  ],
  "id": "CVE-2026-21942",
  "lastModified": "2026-01-29T20:35:17.903",
  "metrics": {
    "cvssMetricV31": [
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          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 5.0,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.3,
        "impactScore": 3.6,
        "source": "secalert_us@oracle.com",
        "type": "Secondary"
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  },
  "published": "2026-01-20T22:15:57.027",
  "references": [
    {
      "source": "secalert_us@oracle.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.oracle.com/security-alerts/cpujan2026.html"
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  "sourceIdentifier": "secalert_us@oracle.com",
  "vulnStatus": "Analyzed",
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          "value": "CWE-400"
        }
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      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}


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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.
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  • 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.



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