{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "6d45c81d229d71da54d374143e7d6abad4c0cf31"
            },
            {
              "fixed": "30165a09f76eaf34951c818eb5d9d6e4771d76f6"
            },
            {
              "fixed": "fd87d6966041e33ef7d2e5dc59f9a52b71c6ae5f"
            },
            {
              "fixed": "e0ce103e89d61eef70edc1d1ae3bfd4c0aacbc2e"
            },
            {
              "fixed": "c034aa0b1ba5f49cbdf8ef193d6ec714d74aac27"
            },
            {
              "fixed": "02f5e4db57c0cdd7bac89d503b301a093a0fa95c"
            },
            {
              "fixed": "4fc692dc6df5bc777cc1bcebf95179e28594875f"
            },
            {
              "fixed": "5d563a5da8717629ae72f9eadf1e0e340bd1658b"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.8.0"
            },
            {
              "fixed": "5.15.210"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.176"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.143"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "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-2026-53213.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/vc4: fix krealloc() memory leak\n\nDon't just overwrite the original pointer passed to krealloc()\nwith its return value without checking latter:\n\n    MEM = krealloc(MEM, SZ, GFP);\n\nIf krealloc() returns NULL, that erases the pointer\nto the still allocated memory, hence leaks this memory.\nInstead, use a temporary variable, check it's not NULL\nand only then assign it to the original pointer:\n\n    TMP = krealloc(MEM, SZ, GFP);\n    if (!TMP) return;\n    MEM = TMP;\n\nWhile on it, use krealloc_array().",
  "id": "CVE-2026-53213",
  "modified": "2026-07-08T05:35:53.191102679Z",
  "published": "2026-06-25T08:39:17.552Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/02f5e4db57c0cdd7bac89d503b301a093a0fa95c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/30165a09f76eaf34951c818eb5d9d6e4771d76f6"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4fc692dc6df5bc777cc1bcebf95179e28594875f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5d563a5da8717629ae72f9eadf1e0e340bd1658b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/c034aa0b1ba5f49cbdf8ef193d6ec714d74aac27"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e0ce103e89d61eef70edc1d1ae3bfd4c0aacbc2e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fd87d6966041e33ef7d2e5dc59f9a52b71c6ae5f"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53213.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-53213"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.7.5",
  "summary": "drm/vc4: fix krealloc() memory leak"
}