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linux — security advisory

Type: advisorySources: OSVAdvisory ID: DEBIAN-CVE-2023-6200

A race condition was found in the Linux Kernel. Under certain conditions, an unauthenticated attacker from an adjacent network could send an ICMPv6 router advertisement packet, causing arbitrary code execution.

Products
linux
Affected versions
Not specified
Fixed versions
6.6.9-1
CVEs
CVE-2023-6200
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 16:09 UTC · Revision 1

Source evidence

DEBIAN-CVE-2023-6200

core-osv · Original source

Published 28 Jan 2024, 13:15 UTC

A race condition was found in the Linux Kernel. Under certain conditions, an unauthenticated attacker from an adjacent network could send an ICMPv6 router advertisement packet, causing arbitrary code execution.

osv:DEBIAN-CVE-2023-6200

linux

Fixed versions: 6.6.9-1

linux

Fixed versions: 6.6.9-1

Complete source record
{
  "id": "b3f5f4b23da72616514659c3523387439a1b430188e3b33d2d6a2fee18888af6",
  "url": "https://osv.dev/vulnerability/DEBIAN-CVE-2023-6200",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "DEBIAN-CVE-2023-6200",
    "summary": "A race condition was found in the Linux Kernel. Under certain conditions, an unauthenticated attacker from an adjacent network could send an ICMPv6 router advertisement packet, causing arbitrary code execution.",
    "evidence": "osv:DEBIAN-CVE-2023-6200",
    "products": [
      {
        "name": {
          "value": "linux",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "6.6.9-1",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "linux",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "6.6.9-1",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "DEBIAN-CVE-2023-6200",
      "aliases": [
        "DEBIAN-CVE-2023-6200"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "6.6.9-1"
                }
              ]
            }
          ],
          "package": {
            "name": "linux",
            "purl": "pkg:deb/debian/linux?arch=source&distro=trixie",
            "ecosystem": "Debian:13"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-6200.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "6.6.9-1"
                }
              ]
            }
          ],
          "package": {
            "name": "linux",
            "purl": "pkg:deb/debian/linux?arch=source&distro=forky",
            "ecosystem": "Debian:14"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-6200.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        }
      ],
      "modified": "2026-10-26T18:02:47.441437746Z",
      "provider": "osv",
      "upstream": [
        "CVE-2023-6200"
      ],
      "references": [
        "https://security-tracker.debian.org/tracker/CVE-2023-6200"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2023-6200",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 456851,
  "published_at": "2024-01-28T13:15:07.817+00:00"
}