{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "c948b5da6bbec742b433138e3e3f9537a85af2e5"
            },
            {
              "fixed": "aaf414bf81ab4b680580871784b0b929818188eb"
            },
            {
              "fixed": "b250943f3f8351385a17972bda001664a5c51008"
            },
            {
              "fixed": "217f9e7bb02558759be9d9ecfe532e9708741c50"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.110"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "7.2.6"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90380.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt792x: fix use-after-free in mt76_rx_poll_complete\n\nA use-after-free issue occurs in mt76_rx_poll_complete due to a race\ncondition. The STA has already been removed, but the rx_status still\nhad a pointer to the wcid in the STA.\n\nSet the links' wcid pointers to be NULL for a MLD in\nmt7925_sta_pre_rcu_remove()\n\nBUG: KASAN: invalid-access in mt76_rx_poll_complete+0x280/0x470\nCall trace:\ndump_backtrace+0xec/0x128\nshow_stack+0x18/0x28\ndump_stack_lvl+0x40/0xc8\nprint_report+0x1b8/0x710\nkasan_report+0xe0/0x144\ndo_bad_area+0x120/0x260\ndo_tag_check_fault+0x20/0x34\ndo_mem_abort+0x54/0xa8\nel1_abort+0x3c/0x5c\nel1h_64_sync_handler+0x40/0xcc\nel1h_64_sync+0x7c/0x80\nmt76_rx_poll_complete+0x280/0x470\nmt76_dma_rx_poll+0x114/0x51c\nmt792x_poll_rx+0x60/0xf8\nnapi_threaded_poll_loop+0xe0/0x450\nnapi_threaded_poll+0x80/0x9c\nkthread+0x11c/0x158\nret_from_fork+0x10/0x20",
  "id": "CVE-2026-90380",
  "modified": "2026-09-19T03:30:17.660217998Z",
  "published": "2026-09-17T16:09:17.948Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/217f9e7bb02558759be9d9ecfe532e9708741c50"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/aaf414bf81ab4b680580871784b0b929818188eb"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b250943f3f8351385a17972bda001664a5c51008"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90380.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-90380"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "wifi: mt76: mt792x: fix use-after-free in mt76_rx_poll_complete"
}