{
  "affected": [
    {
      "ecosystem_specific": {
        "urgency": "not yet assigned"
      },
      "package": {
        "ecosystem": "Debian:12",
        "name": "linux"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6.1.170-1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {
        "urgency": "not yet assigned"
      },
      "package": {
        "ecosystem": "Debian:13",
        "name": "linux"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6.12.85-1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {
        "urgency": "not yet assigned"
      },
      "package": {
        "ecosystem": "Debian:14",
        "name": "linux"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6.19.11-1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "details": "In the Linux kernel, the following vulnerability has been resolved:  tracing: Fix potential deadlock in cpu hotplug with osnoise  The following sequence may leads deadlock in cpu hotplug:      task1        task2        task3     -----        -----        -----   mutex_lock(\u0026interface_lock)              [CPU GOING OFFLINE]              cpus_write_lock();             osnoise_cpu_die();               kthread_stop(task3);                 wait_for_completion();                        osnoise_sleep();                         mutex_lock(\u0026interface_lock);   cpus_read_lock();   [DEAD LOCK]  Fix by swap the order of cpus_read_lock() and mutex_lock(\u0026interface_lock).",
  "id": "DEBIAN-CVE-2026-31480",
  "modified": "2026-09-14T16:47:34.720583289Z",
  "published": "2026-04-22T14:16:45.170Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://security-tracker.debian.org/tracker/CVE-2026-31480"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "upstream": [
    "CVE-2026-31480"
  ]
}