{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "f70000ef23527f6d928d1175c66c5fafa968814b"
            },
            {
              "fixed": "64b95bbc08bacf3e4b05c8604e6a4fec43bb712a"
            },
            {
              "fixed": "3b32b7f638fe61e9d29290960172f4e360e38233"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/21xxx/CVE-2025-21843.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/panthor: avoid garbage value in panthor_ioctl_dev_query()\n\n'priorities_info' is uninitialized, and the uninitialized value is copied\nto user object when calling PANTHOR_UOBJ_SET(). Using memset to initialize\n'priorities_info' to avoid this garbage value problem.",
  "id": "CVE-2025-21843",
  "modified": "2026-04-01T23:08:08.622988590Z",
  "published": "2025-03-07T09:10:01.189Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3b32b7f638fe61e9d29290960172f4e360e38233"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/64b95bbc08bacf3e4b05c8604e6a4fec43bb712a"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/21xxx/CVE-2025-21843.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-21843"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.7.3",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "drm/panthor: avoid garbage value in panthor_ioctl_dev_query()"
}