{
  "cveId": "CVE-2025-71180",
  "url": "https://patchblox.com/security/cve/CVE-2025-71180",
  "summary": "CVE-2025-71180 is fixed in linux on 1 platform, first by DEBIAN-CVE-2025-71180, released January 31, 2026. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  counter: interrupt-cnt: Drop IRQF_NO_THREAD flag...",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  counter: interrupt-cnt: Drop IRQF_NO_THREAD flag  An IRQ handler can either be IRQF_NO_THREAD or acquire spinlock_t, as CONFIG_PROVE_RAW_LOCK_NESTING warns: ============================= [ BUG: Invalid wait context ] 6.18.0-rc1\u002Bgit... #1 ----------------------------- some-user-space-process/1251 is trying to lock: (\u0026counter-\u003Eevents_list_lock){....}-{3:3}, at: counter_push_event [counter] other info that might help us debug this: context-{2:2} no locks held by some-user-space-process/.... stack backtrace: CPU: 0 UID: 0 PID: 1251 Comm: some-user-space-process 6.18.0-rc1\u002Bgit... #1 PREEMPT Call trace:  show_stack (C)  dump_stack_lvl  dump_stack  __lock_acquire  lock_acquire  _raw_spin_lock_irqsave  counter_push_event [counter]  interrupt_cnt_isr [interrupt_cnt]  __handle_irq_event_percpu  handle_irq_event  handle_simple_irq  handle_irq_desc  generic_handle_domain_irq  gpio_irq_handler  handle_irq_desc  generic_handle_domain_irq  gic_handle_irq  call_on_irq_stack  do_interrupt_handler  el0_interrupt  __el0_irq_handler_common  el0t_64_irq_handler  el0t_64_irq  ... and Sebastian correctly points out. Remove IRQF_NO_THREAD as an alternative to switching to raw_spinlock_t, because the latter would limit all potential nested locks to raw_spinlock_t only.",
  "published": "2026-01-31T12:16:02Z",
  "severity": "medium",
  "cvss": 5.5,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
  "epss": 0.00179,
  "epssPercentile": 0.07515,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "6.1.162-1",
      "fix": "DEBIAN-CVE-2025-71180",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-71180",
      "released": "2026-01-31T12:16:02Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "6.12.69-1",
      "fix": "DEBIAN-CVE-2025-71180",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-71180",
      "released": "2026-01-31T12:16:02Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "6.18.8-1",
      "fix": "DEBIAN-CVE-2025-71180",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-71180",
      "released": "2026-01-31T12:16:02Z"
    }
  ],
  "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"
  }
}