linux-qemu-6.18-bootc — security advisory

{
  "id": "d1a44b6845806f6a519bf90dd7df2708c8189525e9a96ef87cfe5781dd50f7e8",
  "url": "https://osv.dev/vulnerability/CGA-84fg-9mxc-hvwq",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CGA-84fg-9mxc-hvwq",
    "summary": "CGA-84fg-9mxc-hvwq",
    "evidence": "osv:CGA-84fg-9mxc-hvwq",
    "products": [
      {
        "name": {
          "value": "linux-qemu-6.18-bootc",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "CGA-84fg-9mxc-hvwq",
      "aliases": [
        "CGA-84fg-9mxc-hvwq"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "linux-qemu-6.18-bootc",
            "purl": "pkg:apk/chainguard/linux-qemu-6.18-bootc?arch=x86_64",
            "ecosystem": "Chainguard"
          },
          "database_specific": {
            "source": "https://advisories.cgr.dev/chainguard/v3/osv/CGA-84fg-9mxc-hvwq.json",
            "chainguard": {
              "applies_to_subpackages": false
            }
          },
          "ecosystem_specific": {
            "components": [
              {
                "component_name": "linux-kernel",
                "component_purl": "pkg:generic/linux-kernel/linux-kernel@6.18.38-r2-qemu-6.18",
                "component_type": "linux-kernel",
                "component_version": "6.18.38-r2-qemu-6.18",
                "component_location": "/usr/lib/modules/6.18.60-r0-qemu-6.18/vmlinuz",
                "latest_event_status": "pending_upstream_fix",
                "latest_event_timestamp": "2026-08-17T10:29:52Z"
              }
            ]
          }
        }
      ],
      "modified": "2026-10-30T20:46:41.393649422Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-23459",
        "GHSA-gv4g-88q2-j2qq"
      ],
      "references": [
        "https://git.kernel.org/stable/c/0d087d00161f562d5047cc4009bb0c6a19daf9f1",
        "https://git.kernel.org/stable/c/8431c602f551549f082bbfa67f3003f2d8e3e132",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/23xxx/CVE-2026-23459.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-23459",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
        "https://git.kernel.org/stable/c/e40e2d11ced8119d3e4469ebe91264bc1cf71530",
        "https://git.kernel.org/stable/c/5d562153b4719234227f99c2fb529f98a6a44d15",
        "https://git.kernel.org/stable/c/127c5e6e2d6fa8185314537c08204ec3515eae99"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-23459",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 459443,
  "published_at": "2026-07-15T21:43:20+00:00"
}