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High

Security advisory

Type: advisorySources: OSVCVE: CVE-2019-13178

modules/luksbootkeyfile/main.py in Calamares versions 3.1 through 3.2.10 has a race condition between the time when the LUKS encryption keyfile is created and when secure permissions are set.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2019-13178
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 10:34 UTC · Revision 1

Source evidence

CVE-2019-13178

core-osv · Original source

Published 2 Jul 2019, 23:15 UTC

modules/luksbootkeyfile/main.py in Calamares versions 3.1 through 3.2.10 has a race condition between the time when the LUKS encryption keyfile is created and when secure permissions are set.

osv:CVE-2019-13178
Complete source record
{
  "id": "79352faf3b5743f0f5e9fe7c57db9a185224638800f9bc9b1aff62ad72410c23",
  "url": "https://osv.dev/vulnerability/CVE-2019-13178",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2019-13178",
    "summary": "modules/luksbootkeyfile/main.py in Calamares versions 3.1 through 3.2.10 has a race condition between the time when the LUKS encryption keyfile is created and when secure permissions are set.",
    "evidence": "osv:CVE-2019-13178",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2019-13178",
      "aliases": [
        "CVE-2019-13178"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/calamares/calamares",
              "type": "GIT",
              "events": [
                {
                  "introduced": "a5280b689657551a6ef78bdb729831afd490d1d9"
                },
                {
                  "last_affected": "c0cd14df47c8e5e87cf94b5869d71169787bff28"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:calamares:calamares:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "3.1"
                      },
                      {
                        "last_affected": "3.2.10"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v3.2.10",
            "v3.2.9",
            "v3.2.8",
            "v3.2.7",
            "v3.2.6",
            "v3.2.5",
            "v3.2.4",
            "v3.2.2",
            "v3.2.1",
            "v3.2-rc3",
            "v3.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-13178.json"
          }
        }
      ],
      "modified": "2026-10-20T10:50:42.381039549Z",
      "provider": "osv",
      "references": [
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Q57BOTBA2J5U4GVKUP7N2PD5H7B3BVUU/",
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R2ZDQRGBGRVRW5LPJWKUNS3M66LZ3KYC/",
        "https://bugs.launchpad.net/ubuntu/+source/initramfs-tools/+bug/1835096",
        "https://calamares.io/calamares-3.2.11-is-out/",
        "https://calamares.io/calamares-cve-2019/",
        "https://www.pavelkogan.com/2014/05/23/luks-full-disk-encryption/",
        "https://www.pavelkogan.com/2015/01/25/linux-mint-encryption/",
        "https://bugs.launchpad.net/ubuntu/+source/initramfs-tools/+bug/1835095",
        "https://bugzilla.redhat.com/show_bug.cgi?id=1726565",
        "https://github.com/calamares/calamares/issues/1190",
        "https://github.com/calamares/calamares/issues/1191"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2019-13178",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 382035,
  "published_at": "2019-07-02T23:15:09.83+00:00"
}