FKIE_CVE-2026-42014

Vulnerability from fkie_nvd - Published: 2026-06-16 02:16 - Updated: 2026-06-16 15:26
Severity
6.6 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H
Summary
A flaw was found in GnuTLS. The `gnutls_pkcs11_token_set_pin` function, used for changing the Security Officer PIN, can lead to a use-after-free vulnerability. This occurs when an attacker attempts to change the PIN with a NULL old PIN for a token that lacks a protected authentication path.
References
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:20611
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:20612
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:20613
secalert@redhat.comhttps://access.redhat.com/security/cve/CVE-2026-42014
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2467451
secalert@redhat.comhttps://gitlab.com/gnutls/gnutls/-/issues/1766
secalert@redhat.comhttps://www.gnutls.org/security-new.html#GNUTLS-SA-2026-04-29-9
Impacted products
Vendor Product Version
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{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A flaw was found in GnuTLS. The `gnutls_pkcs11_token_set_pin` function, used for changing the Security Officer PIN, can lead to a use-after-free vulnerability. This occurs when an attacker attempts to change the PIN with a NULL old PIN for a token that lacks a protected authentication path."
    }
  ],
  "id": "CVE-2026-42014",
  "lastModified": "2026-06-16T15:26:04.250",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 6.6,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 4.7,
        "source": "secalert@redhat.com",
        "type": "Primary"
      }
    ]
  },
  "published": "2026-06-16T02:16:19.140",
  "references": [
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2026:20611"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2026:20612"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2026:20613"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/security/cve/CVE-2026-42014"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2467451"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://gitlab.com/gnutls/gnutls/-/issues/1766"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://www.gnutls.org/security-new.html#GNUTLS-SA-2026-04-29-9"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-825"
        }
      ],
      "source": "secalert@redhat.com",
      "type": "Primary"
    }
  ]
}


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