{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "e371a77255b837f5d64c9d2520f87e41ea5350b9"
            },
            {
              "fixed": "bb81b608db6342e5adccb6aabe900d739dc7cddb"
            },
            {
              "fixed": "eb525edd48907795c0d4e498ff57ad168070b289"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "7.0.0"
            },
            {
              "fixed": "7.1.10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80523.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nclk: spacemit: k3: set hdma clock as critical\n\nHDMA clock is responsible for the internal TCM access path of X100 RISC-V\ncore, so set the clock flag as critical to prevent it from being shut off,\notherwise the Linux system will hang, for example in the case of a vector\ninstruction access generates a page fault.",
  "id": "CVE-2026-80523",
  "modified": "2026-08-28T03:30:24.219107077Z",
  "published": "2026-08-26T14:37:03.779Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/bb81b608db6342e5adccb6aabe900d739dc7cddb"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/eb525edd48907795c0d4e498ff57ad168070b289"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80523.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-80523"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "clk: spacemit: k3: set hdma clock as critical"
}