CVE-2026-31932

{
  "id": "CVE-2026-31932",
  "sourceIdentifier": "[email protected]",
  "published": "2026-04-02T14:16:28.763",
  "lastModified": "2026-10-26T21:10:00.170",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Suricata is a network IDS, IPS and NSM engine. Prior to versions 7.0.15 and 8.0.4, inefficiency in KRB5 buffering can lead to performance degradation. This issue has been patched in versions 7.0.15 and 8.0.4."
    },
    {
      "lang": "es",
      "value": "Suricata es un motor de IDS, IPS y NSM de red. Antes de las versiones 7.0.15 y 8.0.4, la ineficiencia en el almacenamiento en búfer de KRB5 puede llevar a una degradación del rendimiento. Este problema ha sido parcheado en las versiones 7.0.15 y 8.0.4."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "OISF",
          "product": "suricata",
          "versions": [
            {
              "version": "< 7.0.15",
              "status": "affected"
            },
            {
              "version": ">= 8.0.0, < 8.0.4",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-04-02T18:33:08.564205Z",
          "id": "CVE-2026-31932",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-407"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:oisf:suricata:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "7.0.15",
              "matchCriteriaId": "1E0D4CF4-11E0-4FB1-9C17-F38257D376ED"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:oisf:suricata:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "8.0.0",
              "versionEndExcluding": "8.0.4",
              "matchCriteriaId": "F35C5A48-CA30-43B3-9E53-D3E51C862604"
            }
          ]
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      ]
    }
  ],
  "references": [
    {
      "url": "https://github.com/OISF/suricata/security/advisories/GHSA-rp9m-jcpw-hggr",
      "source": "[email protected]",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://redmine.openinfosecfoundation.org/issues/8305",
      "source": "[email protected]",
      "tags": [
        "Issue Tracking",
        "Permissions Required"
      ]
    }
  ]
}