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High

Security advisory

Type: advisorySources: OSVCVE: CVE-2026-3006

Successful exploitation of the race condition vulnerability could allow an attacker to trigger a kernel heap overflow, potentially leading to local privilege escalation and granting system-level access to the affected software.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2026-3006
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 12:08 UTC · Revision 1

Source evidence

CVE-2026-3006

core-osv · Original source

Published 27 Apr 2026, 03:15 UTC

Successful exploitation of the race condition vulnerability could allow an attacker to trigger a kernel heap overflow, potentially leading to local privilege escalation and granting system-level access to the affected software.

osv:CVE-2026-3006
Complete source record
{
  "id": "e225770e2ed81144aa5021bc63c6f10a76a6bce112bf702c1f6a2df57f06af6a",
  "url": "https://osv.dev/vulnerability/CVE-2026-3006",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2026-3006",
    "summary": "Successful exploitation of the race condition vulnerability could allow an attacker to trigger a kernel heap overflow, potentially leading to local privilege escalation and granting system-level access to the affected software.",
    "evidence": "osv:CVE-2026-3006",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-3006",
      "aliases": [
        "CVE-2026-3006"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/winfsp/winfsp",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "0a89d2ecafd5fcdf85e6e754d8b33a9f64fce7a6"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "fixed": "0a89d2ecafd5fcdf85e6e754d8b33a9f64fce7a6"
                      }
                    ],
                    "source": "REFERENCES_TAG",
                    "original_tag": "v2.2B1"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v2.1",
            "v2.1B2",
            "v2.1B1",
            "v2.0",
            "v2.0RC1",
            "v2.0B2",
            "v2.0B1",
            "v1.11",
            "v1.11RC1",
            "v1.11B3",
            "v1.11B2",
            "v1.11B1",
            "v1.10",
            "v1.10B5",
            "v1.10B4",
            "v1.10B3",
            "v1.10B2",
            "v1.10B1",
            "before-rebrand-support",
            "v1.9",
            "v1.9B2",
            "v1.9B1",
            "v1.8B3",
            "v1.8B2",
            "v1.8B1",
            "v1.7",
            "v1.7B2",
            "v1.7B1",
            "v1.6",
            "v1.5",
            "v1.5B5",
            "v1.5B4",
            "v1.5B3",
            "v1.5B2",
            "v1.5B1",
            "v1.4B3",
            "v1.4B2",
            "v1.4B1",
            "v1.3B3",
            "v1.3B2",
            "v1.3B1",
            "v1.2",
            "v1.2B3",
            "v1.2B2",
            "v1.2B1",
            "v1.1.17192",
            "v1.1",
            "v1.1B3",
            "v1.1B2",
            "v1.1B1",
            "v1.0",
            "v1.0RC3",
            "v1.0RC2",
            "v1.0RC1",
            "v0.17",
            "GPLv3",
            "v0.16",
            "v0.14",
            "v0.13",
            "v0.12",
            "v0.11",
            "v0.10",
            "v0.9"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-3006.json"
          }
        }
      ],
      "modified": "2026-10-20T11:59:39.208951450Z",
      "provider": "osv",
      "references": [
        "https://access.redhat.com/security/cve/CVE-2026-3006",
        "https://github.com/winfsp/winfsp/releases/tag/v2.2B1",
        "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-3006.json",
        "https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-043",
        "https://bugzilla.redhat.com/show_bug.cgi?id=2463150"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2026-3006",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 387241,
  "published_at": "2026-04-27T03:15:59.277+00:00"
}