cve-2026-88832

{
  "cve": "CVE-2026-88832",
  "mitre": {
    "cpes": [
      "cpe:/a:redhat:hummingbird:1"
    ],
    "created": "2026-09-23T17:05:00.787000+00:00",
    "description": "BusyBox romfs volume ID parsing uses unbounded strlen on attacker-controlled metadata, causing a heap buffer overflow when processing crafted filesystem images.",
    "metrics": {
      "cvssV2_0": {},
      "cvssV3_0": {},
      "cvssV3_1": {
        "score": 7.3,
        "vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H"
      },
      "cvssV4_0": {}
    },
    "mitre_repo_path": "cves/2026/88xxx/CVE-2026-88832.json",
    "references": [
      "https://access.redhat.com/security/cve/CVE-2026-88832",
      "https://bugzilla.redhat.com/show_bug.cgi?id=2531345"
    ],
    "title": "Busybox: busybox: romfs volume id parsing performs unbounded memcpy into fixed-size label buffer, causing heap overflow",
    "updated": "2026-09-23T17:05:00.787000+00:00",
    "vendors": [
      "redhat",
      "redhat$PRODUCT$hummingbird"
    ],
    "weaknesses": [
      "CWE-787"
    ]
  },
  "opencve": {
    "changes": [
      {
        "created": "2026-09-23T17:15:00+00:00",
        "data": [
          {
            "details": {
              "new": "BusyBox romfs volume ID parsing uses unbounded strlen on attacker-controlled metadata, causing a heap buffer overflow when processing crafted filesystem images.",
              "old": null
            },
            "type": "description"
          },
          {
            "details": {
              "new": "Busybox: busybox: romfs volume id parsing performs unbounded memcpy into fixed-size label buffer, causing heap overflow",
              "old": null
            },
            "type": "title"
          },
          {
            "details": [
              "redhat",
              "redhat$PRODUCT$hummingbird"
            ],
            "type": "first_time"
          },
          {
            "details": {
              "added": [
                "CWE-787"
              ],
              "removed": []
            },
            "type": "weaknesses"
          },
          {
            "details": {
              "added": [
                "cpe:/a:redhat:hummingbird:1"
              ],
              "removed": []
            },
            "type": "cpes"
          },
          {
            "details": {
              "added": [
                "redhat",
                "redhat$PRODUCT$hummingbird"
              ],
              "removed": []
            },
            "type": "vendors"
          },
          {
            "details": {
              "added": [
                "https://access.redhat.com/security/cve/CVE-2026-88832",
                "https://bugzilla.redhat.com/show_bug.cgi?id=2531345"
              ],
              "removed": []
            },
            "type": "references"
          },
          {
            "details": {
              "added": {
                "cvssV3_1": {
                  "score": 7.3,
                  "vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H"
                }
              },
              "removed": {},
              "updated": {}
            },
            "type": "metrics"
          }
        ],
        "id": "17a23aaf-9b9c-484f-87eb-24b3dff9a7c1"
      }
    ],
    "cpes": {
      "data": [
        "cpe:/a:redhat:hummingbird:1"
      ],
      "providers": [
        "mitre"
      ]
    },
    "created": {
      "data": "2026-09-23T17:05:00.787000+00:00",
      "provider": "mitre"
    },
    "description": {
      "data": "BusyBox romfs volume ID parsing uses unbounded strlen on attacker-controlled metadata, causing a heap buffer overflow when processing crafted filesystem images.",
      "provider": "mitre"
    },
    "metrics": {
      "cvssV2_0": {
        "data": {},
        "provider": null
      },
      "cvssV3_0": {
        "data": {},
        "provider": null
      },
      "cvssV3_1": {
        "data": {
          "score": 7.3,
          "vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H"
        },
        "provider": "mitre"
      },
      "cvssV4_0": {
        "data": {},
        "provider": null
      },
      "epss": {
        "data": {},
        "provider": null
      },
      "kev": {
        "data": {},
        "provider": null
      },
      "ssvc": {
        "data": {},
        "provider": null
      },
      "threat_severity": {
        "data": null,
        "provider": null
      }
    },
    "references": {
      "data": [
        "https://access.redhat.com/security/cve/CVE-2026-88832",
        "https://bugzilla.redhat.com/show_bug.cgi?id=2531345"
      ],
      "providers": [
        "mitre"
      ]
    },
    "title": {
      "data": "Busybox: busybox: romfs volume id parsing performs unbounded memcpy into fixed-size label buffer, causing heap overflow",
      "provider": "mitre"
    },
    "updated": {
      "data": "2026-09-23T17:05:00.787000+00:00",
      "provider": "mitre"
    },
    "vendors": {
      "data": [
        "redhat",
        "redhat$PRODUCT$hummingbird"
      ],
      "providers": [
        "mitre"
      ]
    },
    "weaknesses": {
      "data": [
        "CWE-787"
      ],
      "providers": [
        "mitre"
      ]
    }
  }
}