Unrated

DEBIAN-CVE-2026-86098

Type: advisorySource: OSV1 source record

ntop nDPI versions before 6.0 contain a heap buffer overflow vulnerability in the ndpi_json_string_escape function that writes beyond caller-supplied buffer boundaries. Attackers can trigger the overflow by supplying crafted network packet data including TLS SNI, HTTP headers, or DNS names that reach the vulnerable function, causing heap corruption.

Announced 4 Sept 2026Group revision 1

Original source ↗

DEBIAN-CVE-2026-86098

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: osv:DEBIAN-CVE-2026-86098

ndpi

Source reference: /affected/0/package/name

Affected versions: 4.2-2
Source reference: /affected/0/versions
4.2-2.1
Source reference: /affected/0/versions
4.2-2.1~exp1
Source reference: /affected/0/versions
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

ndpi

Source reference: /affected/1/package/name

Affected versions: 4.2-2.1
Source reference: /affected/1/versions
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

ndpi

Source reference: /affected/2/package/name

Affected versions: 4.2-2.1
Source reference: /affected/2/versions
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          }
        ]
      }
    ],
    "package": {
      "name": "ndpi",
      "purl": "pkg:deb/debian/ndpi?arch=source&distro=bookworm",
      "ecosystem": "Debian:12"
    },
    "versions": [
      "4.2-2",
      "4.2-2.1",
      "4.2-2.1~exp1"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-86098.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          }
        ]
      }
    ],
    "package": {
      "name": "ndpi",
      "purl": "pkg:deb/debian/ndpi?arch=source&distro=trixie",
      "ecosystem": "Debian:13"
    },
    "versions": [
      "4.2-2.1"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-86098.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          }
        ]
      }
    ],
    "package": {
      "name": "ndpi",
      "purl": "pkg:deb/debian/ndpi?arch=source&distro=forky",
      "ecosystem": "Debian:14"
    },
    "versions": [
      "4.2-2.1"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-86098.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  }
]

Publisher severity

No explicit severity was provided.

Event: #6085 · Revision 1
Added to Heist Feed: Sat, 24 Oct 2026 22:21:47 GMT
Publisher date: Fri, 04 Sep 2026 23:18:03 GMT

Read the original announcement

Revision history

24 Oct 2026DEBIAN-CVE-2026-86098 · Revision 1Source updated