{
  "cveId": "CVE-2026-80639",
  "url": "https://patchblox.com/security/cve/CVE-2026-80639",
  "summary": "CVE-2026-80639 is fixed in linux on 1 platform by DEBIAN-CVE-2026-80639 (version 7.1.5-1), released August 29, 2026. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  cxl/test: Fix __fortify_panic  Fix a runtime ass...",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  cxl/test: Fix __fortify_panic  Fix a runtime assertion in setup_xor_mapping(). Fortify complains that it is potentially overflowing the xormaps array per __counted_by(nr_maps). Quiet the false positive by initializing @nr_maps earlier.   memcpy: detected buffer overflow: 32 byte write of buffer size 0  WARNING: lib/string_helpers.c:1036 at __fortify_report\u002B0x4d/0xa0, CPU#8: modprobe/2728  Call Trace:   __fortify_panic\u002B0xd/0xf   setup_xor_mapping\u002B0x6c/0xa0 [cxl_translate]  [ dj: Fixed up @nr_entries to @nr_maps in commit log. ]",
  "published": "2026-08-28T08:16:48Z",
  "severity": "",
  "epss": 0.00214,
  "epssPercentile": 0.11759,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "7.1.5-1",
      "fix": "DEBIAN-CVE-2026-80639",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-80639",
      "released": "2026-08-29T00:46:20Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T07:25:28Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}