{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "45064d19fd3af6aeb0887b35b5564927980cf150"
            },
            {
              "fixed": "153bcba36c87a1ba555b57b6c49028d5812f895b"
            },
            {
              "fixed": "2d8e0053bca29143ace51e08c980ff076844a4b0"
            },
            {
              "fixed": "dd08ca3f092f4185ece69ce2a835c23198b1628a"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "978d1756b3ae1b857826eb7ed8181f3c5180dce9"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "6.11.2"
            },
            {
              "fixed": "6.12"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.12.0"
            },
            {
              "fixed": "6.18.33"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.0.10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53103.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7925: fix potential deadlock in mt7925_roc_abort_sync\n\nroc_abort_sync() can deadlock with roc_work(). roc_work() holds\ndev-\u003emt76.mutex, while cancel_work_sync() waits for roc_work()\nto finish. If the caller already owns the same mutex, both\nsides block and no progress is possible.\n\nThis deadlock can occur during station removal when\nmt76_sta_state() -\u003e mt76_sta_remove() -\u003e\nmt7925_mac_sta_remove_link() -\u003e mt7925_mac_link_sta_remove() -\u003e\nmt7925_roc_abort_sync() invokes cancel_work_sync() while\nroc_work() is still running and holding dev-\u003emt76.mutex.\n\nThis avoids the mutex deadlock and preserves exactly-once\nwork ownership.",
  "id": "CVE-2026-53103",
  "modified": "2026-08-12T03:51:45.684355760Z",
  "published": "2026-06-24T16:30:39.184Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/153bcba36c87a1ba555b57b6c49028d5812f895b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2d8e0053bca29143ace51e08c980ff076844a4b0"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/dd08ca3f092f4185ece69ce2a835c23198b1628a"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53103.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-53103"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "wifi: mt76: mt7925: fix potential deadlock in mt7925_roc_abort_sync"
}