{
  "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:  cxl/fwctl: Fix __fortify_panic  Fix a runtime assertion in cxlctl_get_supported_features(). Fortify complains that it is potentially overflowing the entries array per __counted_by_le(num_entries). Quiet the false positive by initializing @num_entries earlier.   memcpy: detected buffer overflow: 48 byte write of buffer size 0  WARNING: lib/string_helpers.c:1036 at __fortify_report+0x4d/0xa0, CPU#7: fwctl/1398  RIP: 0010:__fortify_report+0x50/0xa0  Call Trace:   __fortify_panic+0xd/0xf   cxlctl_get_supported_features.cold+0x23/0x35 [cxl_core]",
  "id": "DEBIAN-CVE-2026-80640",
  "modified": "2026-09-14T16:47:48.390687602Z",
  "published": "2026-08-28T08:16:48.910Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://security-tracker.debian.org/tracker/CVE-2026-80640"
    }
  ],
  "upstream": [
    "CVE-2026-80640"
  ]
}