{
  "cveId": "CVE-2025-37966",
  "url": "https://patchblox.com/security/cve/CVE-2025-37966",
  "summary": "CVE-2025-37966 is fixed in linux on 1 platform by DEBIAN-CVE-2025-37966 (version 6.16.3-1), released May 20, 2025. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  riscv: Fix kernel crash due to PR_SET_TAGGED_ADD...",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  riscv: Fix kernel crash due to PR_SET_TAGGED_ADDR_CTRL  When userspace does PR_SET_TAGGED_ADDR_CTRL, but Supm extension is not available, the kernel crashes:  Oops - illegal instruction [#1]     [snip] epc : set_tagged_addr_ctrl\u002B0x112/0x15a  ra : set_tagged_addr_ctrl\u002B0x74/0x15a epc : ffffffff80011ace ra : ffffffff80011a30 sp : ffffffc60039be10     [snip] status: 0000000200000120 badaddr: 0000000010a79073 cause: 0000000000000002     set_tagged_addr_ctrl\u002B0x112/0x15a     __riscv_sys_prctl\u002B0x352/0x73c     do_trap_ecall_u\u002B0x17c/0x20c     andle_exception\u002B0x150/0x15c  Fix it by checking if Supm is available.",
  "published": "2025-05-20T17:15:47Z",
  "severity": "",
  "epss": 0.0016,
  "epssPercentile": 0.0519,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "6.16.3-1",
      "fix": "DEBIAN-CVE-2025-37966",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-37966",
      "released": "2025-05-20T17:15:47Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T13:31:49Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}