{
  "cveId": "CVE-2019-12439",
  "url": "https://patchblox.com/security/cve/CVE-2019-12439",
  "summary": "CVE-2019-12439 is fixed in bubblewrap on 1 platform by bubblewrap 0.2.1-1ubuntu0.1\u002Besm2 (version 0.2.1-1ubuntu0.1\u002Besm2), released May 29, 2019. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "bubblewrap: bubblewrap.c in Bubblewrap before 0.3.3 misuses temporary directories in /tmp as a mount point",
  "description": "bubblewrap.c in Bubblewrap before 0.3.3 misuses temporary directories in /tmp as a mount point. In some particular configurations (related to XDG_RUNTIME_DIR), a local attacker may abuse this flaw to prevent other users from executing bubblewrap or potentially execute code.",
  "published": "2019-05-29T08:29:00Z",
  "severity": "Low",
  "epss": 0.00575,
  "epssPercentile": 0.47674,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "bubblewrap",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0.2.1-1ubuntu0.1\u002Besm2",
      "fix": "bubblewrap 0.2.1-1ubuntu0.1\u002Besm2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-bubblewrap-0.2.1-1ubuntu0.1-esm2",
      "released": "2019-05-29T08:29:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-07T18:46:35Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}