{
  "affected": [
    {
      "database_specific": {
        "unresolved_ranges": [
          {
            "events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "5.42+dfsg1-1"
              }
            ]
          }
        ]
      }
    }
  ],
  "details": "The Debian xscreensaver 5.42+dfsg1-1 package for XScreenSaver has cap_net_raw enabled for the /usr/libexec/xscreensaver/sonar file, which allows local users to gain privileges because this is arguably incompatible with the design of the Mesa 3D Graphics library dependency.",
  "id": "CVE-2021-31523",
  "modified": "2026-03-13T21:57:41.552563618Z",
  "published": "2021-04-21T19:15:35.877Z",
  "references": [
    {
      "type": "FIX",
      "url": "http://www.openwall.com/lists/oss-security/2021/04/21/3"
    },
    {
      "type": "FIX",
      "url": "https://www.openwall.com/lists/oss-security/2021/04/17/1"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}