{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2"
            },
            {
              "fixed": "6c601410d1a9ae645f604fe2f61b9f4942c77dfb"
            },
            {
              "fixed": "2df8f7720ed91f1aad4f128553b6e90c7c5fac1e"
            },
            {
              "fixed": "67c6726dd6048a2781aa43a2bf9fcf1e16ee3a7d"
            },
            {
              "fixed": "553c375e86a49882e95840565512e17bff31cc3a"
            },
            {
              "fixed": "8c38049879f2108f57c98f03cc7f3db51a12bdab"
            },
            {
              "fixed": "838455cc8bfe1278150d1d776529edea6cd4c1dd"
            },
            {
              "fixed": "e22428f0c038c23109c0383a235aa607b0cd4c95"
            },
            {
              "fixed": "2430eb81e44111b30eeb5273bbcf8b24ca517ef9"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "2.6.12"
            },
            {
              "fixed": "5.10.270"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.221"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.188"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.157"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.110"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.51"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.2.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90034.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: image: mdc800: change kmalloc() to kzalloc()\n\nChange the kmalloc() calls in usb_mdc800_init() for irq_urb_buffer and\ndownload_urb_buffer to kzalloc(), avoiding potential stack leaks if a\nshorter message is received in mdc800_usb_irq() and\nmdc800_usb_download_notify()",
  "id": "CVE-2026-90034",
  "modified": "2026-09-19T03:30:39.790548765Z",
  "published": "2026-09-16T10:33:34.586Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2430eb81e44111b30eeb5273bbcf8b24ca517ef9"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2df8f7720ed91f1aad4f128553b6e90c7c5fac1e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/553c375e86a49882e95840565512e17bff31cc3a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/67c6726dd6048a2781aa43a2bf9fcf1e16ee3a7d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6c601410d1a9ae645f604fe2f61b9f4942c77dfb"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/838455cc8bfe1278150d1d776529edea6cd4c1dd"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/8c38049879f2108f57c98f03cc7f3db51a12bdab"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e22428f0c038c23109c0383a235aa607b0cd4c95"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90034.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-90034"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "usb: image: mdc800: change kmalloc() to kzalloc()"
}