{
  "cveId": "CVE-2021-33657",
  "url": "https://patchblox.com/security/cve/CVE-2021-33657",
  "summary": "CVE-2021-33657 is fixed in 3 products on 1 platform, first by libsdl1.2debian 1.2.15\u002Bdfsg2-0.1ubuntu0.2, released April 1, 2022. It is not reported as exploited. Patch Radar priority: High.",
  "title": "libsdl1.2: There is a heap overflow problem in video/SDL_pixels.c in SDL (Simple DirectMedia Layer) 2.x to 2.0.18 versions",
  "description": "There is a heap overflow problem in video/SDL_pixels.c in SDL (Simple DirectMedia Layer) 2.x to 2.0.18 versions. By crafting a malicious .BMP file, an attacker can cause the application using this library to crash, denial of service or Code execution.",
  "published": "2022-04-01T16:15:00Z",
  "severity": "high",
  "cvss": 8.8,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
  "epss": 0.02055,
  "epssPercentile": 0.81403,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "libsdl1.2",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "1.2.15\u002Bdfsg2-7",
      "fix": "DEBIAN-CVE-2021-33657",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-33657",
      "released": "2022-04-01T23:15:10Z"
    },
    {
      "platform": "linux",
      "product": "libsdl1.2debian",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1.2.15\u002Bdfsg2-0.1ubuntu0.2",
      "fix": "libsdl1.2debian 1.2.15\u002Bdfsg2-0.1ubuntu0.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libsdl1.2debian-1.2.15-dfsg2-0.1ubuntu0.2",
      "released": "2022-04-01T16:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libsdl2",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "2.0.20\u002Bdfsg-2",
      "fix": "DEBIAN-CVE-2021-33657",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-33657",
      "released": "2022-04-01T23:15:10Z"
    },
    {
      "platform": "linux",
      "product": "libsdl2",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "2.0.20\u002Bdfsg-2",
      "fix": "DEBIAN-CVE-2021-33657",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-33657",
      "released": "2022-04-01T23:15:10Z"
    },
    {
      "platform": "linux",
      "product": "libsdl2",
      "release": "Debian 14",
      "fixedVersion": "2.0.20\u002Bdfsg-2",
      "fix": "DEBIAN-CVE-2021-33657",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-33657",
      "released": "2022-04-01T23:15:10Z"
    }
  ],
  "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"
  }
}