{
  "schema_version": "1.4.0",
  "id": "GHSA-cxmw-4jm5-5gx9",
  "modified": "2022-05-24T19:02:40Z",
  "published": "2022-05-24T19:02:40Z",
  "aliases": [
    "CVE-2021-31318"
  ],
  "details": "Telegram Android <7.1.0 (2090), Telegram iOS <7.1, and Telegram macOS <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.",
  "severity": [],
  "affected": [],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-31318"
    },
    {
      "type": "WEB",
      "url": "https://www.shielder.it/advisories/telegram-rlottie-lotcomplayeritem-lotcomplayeritem-type-confusion"
    },
    {
      "type": "WEB",
      "url": "https://www.shielder.it/blog/2021/02/hunting-for-bugs-in-telegrams-animated-stickers-remote-attack-surface"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-843"
    ],
    "severity": "MODERATE",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-05-18T20:15:00Z"
  }
}