{
  "affected": [
    {
      "ecosystem_specific": {
        "urgency": "not yet assigned"
      },
      "package": {
        "ecosystem": "Debian:14",
        "name": "linux"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "7.1.5-1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "details": "In the Linux kernel, the following vulnerability has been resolved:  accel/amdxdna: Guard management mailbox channel cleanup against NULL pointer  The management mailbox channel cleanup helpers can be called from error handling paths when mgmt_chann has already been destroyed.  Add NULL checks to xdna_mailbox_free_channel() and xdna_mailbox_stop_channel() so the cleanup path safely returns instead of dereferencing a NULL mailbox channel pointer.",
  "id": "DEBIAN-CVE-2026-80657",
  "modified": "2026-09-14T16:47:27.489435446Z",
  "published": "2026-08-28T08:16:50.817Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://security-tracker.debian.org/tracker/CVE-2026-80657"
    }
  ],
  "upstream": [
    "CVE-2026-80657"
  ]
}