Skip to content
Heist/ feed
UnratedFix available

DEBIAN-CVE-2026-3608

Type: advisorySource: OSV1 source record

Sending a maliciously crafted message to the kea-ctrl-agent, kea-dhcp-ddns, kea-dhcp4, or kea-dhcp6 daemons over any configured API socket or HA listener can cause the receiving daemon to exit with a stack overflow error. This issue affects Kea versions 2.6.0 through 2.6.4 and 3.0.0 through 3.0.2.

Announced Group revision 1
Original source ↗

DEBIAN-CVE-2026-3608

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-2026-3608

isc-kea

Source reference: /affected/0/package/name

Affected versions
2.2.0-6

Source reference: /affected/0/versions

2.2.0-7

Source reference: /affected/0/versions

2.2.0-8

Source reference: /affected/0/versions

2.2.1-1

Source reference: /affected/0/versions

2.2.1-2

Source reference: /affected/0/versions

2.2.1-3

Source reference: /affected/0/versions

2.4.0-1

Source reference: /affected/0/versions

2.4.1-1

Source reference: /affected/0/versions

2.4.1-2

Source reference: /affected/0/versions

2.4.1-3

Source reference: /affected/0/versions

2.6.1-1

Source reference: /affected/0/versions

2.6.1-2

Source reference: /affected/0/versions

2.6.3-1

Source reference: /affected/0/versions

2.6.3-2

Source reference: /affected/0/versions

2.6.4-1

Source reference: /affected/0/versions

3.0.2-1

Source reference: /affected/0/versions

3.0.2-2

Source reference: /affected/0/versions

3.0.2-3

Source reference: /affected/0/versions

3.0.3-1

Source reference: /affected/0/versions

3.0.3-1~bpo13+1

Source reference: /affected/0/versions

3.0.3-2

Source reference: /affected/0/versions

3.0.3-3

Source reference: /affected/0/versions

3.0.4-1

Source reference: /affected/0/versions

3.0.4-2

Source reference: /affected/0/versions

Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

isc-kea

Source reference: /affected/1/package/name

Affected versions
2.6.3-1

Source reference: /affected/1/versions

Fixed versions
2.6.3-1+deb13u1

Source reference: /affected/1/ranges

Prerequisites
Not stated in this record

isc-kea

Source reference: /affected/2/package/name

Affected versions
2.6.3-1

Source reference: /affected/2/versions

2.6.3-2

Source reference: /affected/2/versions

2.6.4-1

Source reference: /affected/2/versions

3.0.2-1

Source reference: /affected/2/versions

3.0.2-2

Source reference: /affected/2/versions

3.0.2-3

Source reference: /affected/2/versions

3.0.3-1~bpo13+1

Source reference: /affected/2/versions

Fixed versions
3.0.3-1

Source reference: /affected/2/ranges

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": "isc-kea",
      "purl": "pkg:deb/debian/isc-kea?arch=source&distro=bookworm",
      "ecosystem": "Debian:12"
    },
    "versions": [
      "2.2.0-6",
      "2.2.0-7",
      "2.2.0-8",
      "2.2.1-1",
      "2.2.1-2",
      "2.2.1-3",
      "2.4.0-1",
      "2.4.1-1",
      "2.4.1-2",
      "2.4.1-3",
      "2.6.1-1",
      "2.6.1-2",
      "2.6.3-1",
      "2.6.3-2",
      "2.6.4-1",
      "3.0.2-1",
      "3.0.2-2",
      "3.0.2-3",
      "3.0.3-1",
      "3.0.3-1~bpo13+1",
      "3.0.3-2",
      "3.0.3-3",
      "3.0.4-1",
      "3.0.4-2"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-3608.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "2.6.3-1+deb13u1"
          }
        ]
      }
    ],
    "package": {
      "name": "isc-kea",
      "purl": "pkg:deb/debian/isc-kea?arch=source&distro=trixie",
      "ecosystem": "Debian:13"
    },
    "versions": [
      "2.6.3-1"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-3608.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "3.0.3-1"
          }
        ]
      }
    ],
    "package": {
      "name": "isc-kea",
      "purl": "pkg:deb/debian/isc-kea?arch=source&distro=forky",
      "ecosystem": "Debian:14"
    },
    "versions": [
      "2.6.3-1",
      "2.6.3-2",
      "2.6.4-1",
      "3.0.2-1",
      "3.0.2-2",
      "3.0.2-3",
      "3.0.3-1~bpo13+1"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-3608.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  }
]

Publisher severity

No explicit severity was provided.

Event
#55998 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement

Revision history

  1. DEBIAN-CVE-2026-3608 · Revision 1Source updated