{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "22676bc500c27d987a0b42cbe162aebf783f1c38"
            },
            {
              "fixed": "fb5c134ca589fe670430acc9e7ebf2691ca2476d"
            },
            {
              "fixed": "5b14cf37b9f01de0b28c6f8960019d4c7883ce42"
            },
            {
              "fixed": "1d07b7e84276777dad3c8cfebdf8e739606f90c9"
            },
            {
              "fixed": "b71f4ade1b8900d30c661d6c27f87c35214c398c"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "4fe89d07dcc2804c8b562f6c7896a45643d34b2f"
            },
            {
              "fixed": "6ac30d748bb080752d4078d482534b68d62f685f"
            },
            {
              "introduced": "c9c3395d5e3dcc6daee66c6908354d47bf98cb0c"
            },
            {
              "fixed": "4631960b4700dd53f5cebb4f7055fd00ccd556ce"
            },
            {
              "introduced": "ffc253263a1375a65fa6c9f62a893e9767fbebfa"
            },
            {
              "fixed": "bd3a9e5771a8b332f466d06f7c130a69cab0d526"
            }
          ],
          "repo": "https://github.com/gregkh/linux",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52773.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: fix a NULL pointer dereference in amdgpu_dm_i2c_xfer()\n\nWhen ddc_service_construct() is called, it explicitly checks both the\nlink type and whether there is something on the link which will\ndictate whether the pin is marked as hw_supported.\n\nIf the pin isn't set or the link is not set (such as from\nunloading/reloading amdgpu in an IGT test) then fail the\namdgpu_dm_i2c_xfer() call.",
  "id": "CVE-2023-52773",
  "modified": "2026-02-24T07:35:29.923682357Z",
  "published": "2024-05-21T15:30:54.932Z",
  "references": [
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1d07b7e84276777dad3c8cfebdf8e739606f90c9"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5b14cf37b9f01de0b28c6f8960019d4c7883ce42"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b71f4ade1b8900d30c661d6c27f87c35214c398c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fb5c134ca589fe670430acc9e7ebf2691ca2476d"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52773.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-52773"
    }
  ],
  "schema_version": "1.7.3",
  "summary": "drm/amd/display: fix a NULL pointer dereference in amdgpu_dm_i2c_xfer()"
}