{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2025-38109",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2025-38109",
    "idYear": 2025,
    "status": "PUBLISHED",
    "publishedAt": "2025-07-03T08:35:19.240Z",
    "updatedAt": "2026-06-11T18:44:22.282Z",
    "importedAt": "2026-10-24T01:57:34.152Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "net/mlx5: Fix ECVF vports unload on shutdown flow",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet/mlx5: Fix ECVF vports unload on shutdown flow\n\nFix shutdown flow UAF when a virtual function is created on the embedded\nchip (ECVF) of a BlueField device. In such case the vport acl ingress\ntable is not properly destroyed.\n\nECVF functionality is independent of ecpf_vport_exists capability and\nthus functions mlx5_eswitch_(enable|disable)_pf_vf_vports() should not\ntest it when enabling/disabling ECVF vports.\n\nkernel log:\n[] refcount_t: underflow; use-after-free.\n[] WARNING: CPU: 3 PID: 1 at lib/refcount.c:28\n   refcount_warn_saturate+0x124/0x220\n----------------\n[] Call trace:\n[] refcount_warn_saturate+0x124/0x220\n[] tree_put_node+0x164/0x1e0 [mlx5_core]\n[] mlx5_destroy_flow_table+0x98/0x2c0 [mlx5_core]\n[] esw_acl_ingress_table_destroy+0x28/0x40 [mlx5_core]\n[] esw_acl_ingress_lgcy_cleanup+0x80/0xf4 [mlx5_core]\n[] esw_legacy_vport_acl_cleanup+0x44/0x60 [mlx5_core]\n[] esw_vport_cleanup+0x64/0x90 [mlx5_core]\n[] mlx5_esw_vport_disable+0xc0/0x1d0 [mlx5_core]\n[] mlx5_eswitch_unload_ec_vf_vports+0xcc/0x150 [mlx5_core]\n[] mlx5_eswitch_disable_sriov+0x198/0x2a0 [mlx5_core]\n[] mlx5_device_disable_sriov+0xb8/0x1e0 [mlx5_core]\n[] mlx5_sriov_detach+0x40/0x50 [mlx5_core]\n[] mlx5_unload+0x40/0xc4 [mlx5_core]\n[] mlx5_unload_one_devl_locked+0x6c/0xe4 [mlx5_core]\n[] mlx5_unload_one+0x3c/0x60 [mlx5_core]\n[] shutdown+0x7c/0xa4 [mlx5_core]\n[] pci_device_shutdown+0x3c/0xa0\n[] device_shutdown+0x170/0x340\n[] __do_sys_reboot+0x1f4/0x2a0\n[] __arm64_sys_reboot+0x2c/0x40\n[] invoke_syscall+0x78/0x100\n[] el0_svc_common.constprop.0+0x54/0x184\n[] do_el0_svc+0x30/0xac\n[] el0_svc+0x48/0x160\n[] el0t_64_sync_handler+0xa4/0x12c\n[] el0t_64_sync+0x1a4/0x1a8\n[] --[ end trace 9c4601d68c70030e ]---",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "a7719b29a82199b90ebbf355d3332e0fbfbf6045",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5953ae44dfe5dbad374318875be834c3b7b71ee6"
            },
            {
              "version": "a7719b29a82199b90ebbf355d3332e0fbfbf6045",
              "status": "affected",
              "versionType": "git",
              "lessThan": "da15ca0553325acf68039015f2f4db750c8e2b96"
            },
            {
              "version": "a7719b29a82199b90ebbf355d3332e0fbfbf6045",
              "status": "affected",
              "versionType": "git",
              "lessThan": "24db585d369f949f698e03d7d8017e5ae19d0497"
            },
            {
              "version": "a7719b29a82199b90ebbf355d3332e0fbfbf6045",
              "status": "affected",
              "versionType": "git",
              "lessThan": "687560d8a9a2d654829ad0da1ec24242f1de711d"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.5",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.5"
            },
            {
              "version": "6.6.94",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.34",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.15.3",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.15.*"
            },
            {
              "version": "6.16",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}