{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "cdfad4db7756563db7d458216d9e3c2651dddc7d"
            },
            {
              "fixed": "d3c12ed33e8923f3090909a1738f3e59292996a6"
            },
            {
              "fixed": "fa598556ecef412edcb391f144b7642e18fdfd45"
            },
            {
              "fixed": "4e5047cc94bea1cc7b670b7f503358e9af0542df"
            },
            {
              "fixed": "fb176425837693f50c5c9fc8db6fbb04af22bd0a"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.11.0"
            },
            {
              "fixed": "6.12.94"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.36"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.0.13"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53203.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\naccel/ivpu: Add buffer overflow check in MS get_info_ioctl\n\nAdd validation that the info size returned from the metric stream info\nquery is not exceeded when checked against the allocated buffer size.\nIf the firmware returns a size larger than the buffer, reject the\noperation with -EOVERFLOW instead of proceeding with an incorrect\nbuffer copy.",
  "id": "CVE-2026-53203",
  "modified": "2026-07-08T05:36:48.213302510Z",
  "published": "2026-06-25T08:39:10.950Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4e5047cc94bea1cc7b670b7f503358e9af0542df"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d3c12ed33e8923f3090909a1738f3e59292996a6"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fa598556ecef412edcb391f144b7642e18fdfd45"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fb176425837693f50c5c9fc8db6fbb04af22bd0a"
    },
    {
      "type": "WEB",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-53203.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/security/cve/CVE-2026-53203"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53203.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-53203"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2492798"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.7.5",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "accel/ivpu: Add buffer overflow check in MS get_info_ioctl"
}