CVE catalog

CVE-2026-92542

The firewall rules which mark VXLAN datagrams for…

The firewall rules which mark VXLAN datagrams for encryption indiscriminately match both authentic VXLAN datagrams sent from the kernel and forged datagrams sent by user processes. Any packet sent from the host network namespace of a Linux Swarm node is encrypted with the overlay-network IPsec parameters which meets the following criteria: - UDP datagram - Destination port is the Swarm data-path port - Datagram starts with a VXLAN header for the VNI of an encrypted overlay network which any running container on the node is connected to

Severity: High · CVSS 7.1CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Published: Oct 7, 2026, 4:42:20 PM UTC
Updated: Oct 7, 2026, 5:17:02 PM UTC
Source: [NVD] · [CVE record]
EPSS: 0.07% · Oct 27, 2026

Projects and upstream resources

[docker.io][Source-reported homepage]

Reported versions and fixes

Each observation applies to its named package, distribution, and release. Distribution backports can fix a vulnerability while retaining an older upstream version number.

Version impact has not been established. The original provider fields are retained below.

Provider details and historical evidence

Original provider fields

{
  "package_releases": [
    {
      "name": "docker.io",
      "status": "vulnerable",
      "release": "sid",
      "version": "28.5.2+dfsg4-5"
    },
    {
      "name": "docker.io",
      "status": "vulnerable",
      "release": "forky",
      "version": "28.5.2+dfsg4-5"
    },
    {
      "name": "docker.io",
      "status": "vulnerable",
      "release": "trixie",
      "version": "26.1.5+dfsg1-9+deb13u1"
    },
    {
      "name": "docker.io",
      "status": "vulnerable",
      "release": "trixie-security",
      "version": "26.1.5+dfsg1-9+deb13u1"
    },
    {
      "name": "docker.io",
      "status": "vulnerable",
      "release": "bookworm",
      "version": "20.10.24+dfsg1-1+deb12u1"
    }
  ],
  "fixed_versions": [
    {
      "bug": null,
      "name": "docker.io",
      "type": "source",
      "origin": null,
      "release": "sid",
      "urgency": "not yet assigned",
      "fixed_version": ""
    },
    {
      "bug": null,
      "name": "docker.io",
      "type": "source",
      "origin": null,
      "release": "forky",
      "urgency": "not yet assigned",
      "fixed_version": ""
    },
    {
      "bug": null,
      "name": "docker.io",
      "type": "source",
      "origin": null,
      "release": "trixie",
      "urgency": "not yet assigned",
      "fixed_version": ""
    },
    {
      "bug": null,
      "name": "docker.io",
      "type": "source",
      "origin": null,
      "release": "bookworm",
      "urgency": "not yet assigned",
      "fixed_version": ""
    }
  ],
  "distribution_packages": []
}

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

[Debian 12 (Bookworm)]

[docker-doc]Unknown
Source package: [docker.io]
Details (2)
- 20.10.24+dfsg1-1+deb12u1 · all · bookworm
  Affected
  nvd · docker.io · debian · bookworm; nvd · docker.io · debian · 12
- 20.10.24+dfsg1-1+deb12u1 · all · bookworm
  Affected
  nvd · docker.io · debian · bookworm; nvd · docker.io · debian · 12
[docker.io]Unknown
Source package: [docker.io]
Details (2)
- 20.10.24+dfsg1-1+deb12u1+b6 · amd64 · bookworm
  Affected
  nvd · docker.io · debian · bookworm; nvd · docker.io · debian · 12
- 20.10.24+dfsg1-1+deb12u1+b6 · arm64 · bookworm
  Affected
  nvd · docker.io · debian · bookworm; nvd · docker.io · debian · 12
[golang-github-docker-docker-dev]Unknown
Source package: [docker.io]
Details (2)
- 20.10.24+dfsg1-1+deb12u1 · all · bookworm
  Affected
  nvd · docker.io · debian · bookworm; nvd · docker.io · debian · 12
- 20.10.24+dfsg1-1+deb12u1 · all · bookworm
  Affected
  nvd · docker.io · debian · bookworm; nvd · docker.io · debian · 12

[Debian 13 (Trixie)]

[docker-cli]Unknown
Source package: [docker.io]
Details (4)
- 26.1.5+dfsg1-9+b13 · amd64 · trixie
  Affected
  nvd · docker.io · debian · 13
- 26.1.5+dfsg1-9+b13 · arm64 · trixie
  Affected
  nvd · docker.io · debian · 13
- 26.1.5+dfsg1-9+deb13u1 · amd64 · trixie-security
  Affected
  nvd · docker.io · debian · 13
- 26.1.5+dfsg1-9+deb13u1 · arm64 · trixie-security
  Affected
  nvd · docker.io · debian · 13
[docker-doc]Unknown
Source package: [docker.io]
Details (4)
- 26.1.5+dfsg1-9 · all · trixie
  Affected
  nvd · docker.io · debian · 13
- 26.1.5+dfsg1-9 · all · trixie
  Affected
  nvd · docker.io · debian · 13
- 26.1.5+dfsg1-9+deb13u1 · all · trixie-security
  Affected
  nvd · docker.io · debian · 13
- 26.1.5+dfsg1-9+deb13u1 · all · trixie-security
  Affected
  nvd · docker.io · debian · 13
[docker.io]Unknown
Details (4)
- 26.1.5+dfsg1-9+b13 · amd64 · trixie
  Affected
  nvd · docker.io · debian · 13
- 26.1.5+dfsg1-9+b13 · arm64 · trixie
  Affected
  nvd · docker.io · debian · 13
- 26.1.5+dfsg1-9+deb13u1 · amd64 · trixie-security
  Affected
  nvd · docker.io · debian · 13
- 26.1.5+dfsg1-9+deb13u1 · arm64 · trixie-security
  Affected
  nvd · docker.io · debian · 13
[golang-github-docker-docker-dev]Unknown
Source package: [docker.io]
Details (4)
- 26.1.5+dfsg1-9 · all · trixie
  Affected
  nvd · docker.io · debian · 13
- 26.1.5+dfsg1-9 · all · trixie
  Affected
  nvd · docker.io · debian · 13
- 26.1.5+dfsg1-9+deb13u1 · all · trixie-security
  Affected
  nvd · docker.io · debian · 13
- 26.1.5+dfsg1-9+deb13u1 · all · trixie-security
  Affected
  nvd · docker.io · debian · 13

Observed: Oct 27, 2026, 4:45:59 AM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]