{
  "schema_version": "1.4.0",
  "id": "GHSA-jxh7-q7rm-43ww",
  "modified": "2023-06-12T09:30:19Z",
  "published": "2022-05-24T19:20:45Z",
  "aliases": [
    "CVE-2021-3939"
  ],
  "details": "Ubuntu-specific modifications to accountsservice (in patch file debian/patches/0010-set-language.patch) caused the fallback_locale variable, pointing to static storage, to be freed, in the user_change_language_authorized_cb function. This is reachable via the SetLanguage dbus function. This is fixed in versions 0.6.55-0ubuntu12~20.04.5, 0.6.55-0ubuntu13.3, 0.6.55-0ubuntu14.1.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
    }
  ],
  "affected": [],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3939"
    },
    {
      "type": "WEB",
      "url": "https://bugs.launchpad.net/ubuntu/+source/accountsservice/+bug/1950149"
    },
    {
      "type": "WEB",
      "url": "https://ubuntu.com/security/notices/USN-5149-1"
    },
    {
      "type": "WEB",
      "url": "http://packetstormsecurity.com/files/172848/Ubuntu-accountsservice-Double-Free-Memory-Corruption.html"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-590",
      "CWE-763"
    ],
    "severity": "HIGH",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-11-17T04:15:00Z"
  }
}