{
  "cveId": "CVE-2026-97029",
  "url": "https://patchblox.com/security/cve/CVE-2026-97029",
  "summary": "CVE-2026-97029 is fixed in flatpak on 1 platform, first by DEBIAN-CVE-2026-97029, released September 29, 2026. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "flatpak: Flatpak\u0027s process ID namespace separation does not prevent a sandboxed app\u0027s kill(0, signal) or killpg(0, signal) cal...",
  "description": "Flatpak\u0027s process ID namespace separation does not prevent a sandboxed app\u0027s kill(0, signal) or killpg(0, signal) calls from reaching processes outside the sandbox that share the same process group. A malicious or compromised Flatpak app can use this to cause denial of service by terminating processes outside its sandbox, such as the desktop shell.",
  "published": "2026-09-29T04:18:02Z",
  "severity": "medium",
  "cvss": 5.7,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H",
  "epss": 0.00245,
  "epssPercentile": 0.1577,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "flatpak",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "1.16.6-1~deb13u3",
      "fix": "DEBIAN-CVE-2026-97029",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-97029",
      "released": "2026-09-29T20:26:41Z"
    },
    {
      "platform": "linux",
      "product": "flatpak",
      "release": "Debian 14",
      "fixedVersion": "1.18.4-1",
      "fix": "DEBIAN-CVE-2026-97029",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-97029",
      "released": "2026-09-29T20:26:41Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T00:53:09Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}