{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "bd72d4acda1069579b35123e3cc0b21ec1193a21"
            },
            {
              "fixed": "1500b31db94374a6669e73ce94d6f71cf8e85e06"
            },
            {
              "fixed": "972bf4a23478fcb247b4f507d47a584bc8aea5bd"
            },
            {
              "fixed": "03808abb1d868aed7478a11a82e5bb4b3f1ca6d6"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.18.0"
            },
            {
              "fixed": "6.18.17"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "6.19.7"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/23xxx/CVE-2026-23280.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\naccel/amdxdna: Prevent ubuf size overflow\n\nThe ubuf size calculation may overflow, resulting in an undersized\nallocation and possible memory corruption.\n\nUse check_add_overflow() helpers to validate the size calculation before\nallocation.",
  "id": "CVE-2026-23280",
  "modified": "2026-04-01T23:08:15.027249703Z",
  "published": "2026-03-25T10:26:41.088Z",
  "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/03808abb1d868aed7478a11a82e5bb4b3f1ca6d6"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1500b31db94374a6669e73ce94d6f71cf8e85e06"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/972bf4a23478fcb247b4f507d47a584bc8aea5bd"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/23xxx/CVE-2026-23280.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-23280"
    }
  ],
  "schema_version": "1.7.3",
  "summary": "accel/amdxdna: Prevent ubuf size overflow"
}