{
  "cveId": "CVE-2021-31318",
  "url": "https://patchblox.com/security/cve/CVE-2021-31318",
  "summary": "CVE-2021-31318 is fixed in librlottie0-1 on 1 platform by librlottie0-1 0~git20200305.a717479\u002Bdfsg-1ubuntu0.1~esm1 (version 0~git20200305.a717479\u002Bdfsg-1ubuntu0.1~esm1), released May 18, 2021. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "librlottie0-1: Telegram Android \u0026lt;7.1.0 (2090), Telegram iOS \u0026lt;7.1, and Telegram macOS \u0026lt;7.1 are affected by a Type Confusion...",
  "description": "Telegram Android \u0026lt;7.1.0 (2090), Telegram iOS \u0026lt;7.1, and Telegram macOS \u0026lt;7.1 are affected by a Type Confusion in the LOTCompLayerItem::LOTCompLayerItem function of their custom fork of the rlottie library. A remote attacker might be able to access heap memory out-of-bounds on a victim device via a malicious animated sticker.",
  "published": "2021-05-18T13:15:00Z",
  "severity": "Medium",
  "epss": 0.01288,
  "epssPercentile": 0.70372,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "librlottie0-1",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0~git20200305.a717479\u002Bdfsg-1ubuntu0.1~esm1",
      "fix": "librlottie0-1 0~git20200305.a717479\u002Bdfsg-1ubuntu0.1~esm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-librlottie0-1-0-git20200305.a717479-dfsg-1ubuntu0.1-esm1",
      "released": "2021-05-18T13:15:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T06:59:42Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}