usb: renesas_usbhs: Fix synchronous external abort on unbind

{
  "id": "2edd983714c558f5f96dc9f3d4473e2c99382c985aa7bfe8dcd6e0f05009d6ee",
  "url": "https://osv.dev/vulnerability/CVE-2025-68327",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "usb: renesas_usbhs: Fix synchronous external abort on unbind",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: usb: renesas_usbhs: Fix synchronous external abort on unbind A synchronous external abort occurs on the Renesas RZ/G3S SoC if unbind is executed after the configuration sequence described above: modprobe usb_f_ecm modprobe libcomposite modprobe configfs cd /sys/kernel/config/usb_gadget mkdir -p g1 cd g1 echo \"0x1d6b\" > idVendor echo \"0x0104\" > idProduct mkdir -p strings/0x409 echo \"0123456789\" > strings/0x409/serialnumber echo \"Renesas.\" > strings/0x409/manufacturer echo \"Ethernet Gadget\" > strings/0x409/product mkdir -p functions/ecm.usb0 mkdir -p configs/c.1 mkdir -p configs/c.1/strings/0x409 echo \"ECM\" > configs/c.1/strings/0x409/configuration if [ ! -L configs/c.1/ecm.usb0 ]; then ln -s functions/ecm.usb0 configs/c.1 fi echo 11e20000.usb > UDC echo 11e20000.usb > /sys/bus/platform/drivers/renesas_usbhs/unbind The displayed trace is as follows: Internal error: synchronous external abort: 0000000096000010 [#1] SMP CPU: 0 UID: 0 PID: 188 Comm: sh Tainted: G M 6.17.0-rc7-next-20250922-00010-g41050493b2bd #55 PREEMPT Tainted: [M]=MACHINE_CHECK Hardware name: Renesas SMARC EVK version 2 based on r9a08g045s33 (DT) pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : usbhs_sys_function_pullup+0x10/0x40 [renesas_usbhs] lr : usbhsg_update_pullup+0x3c/0x68 [renesas_usbhs] sp : ffff8000838b3920 x29: ffff8000838b3920 x28: ffff00000d585780 x27: 0000000000000000 x26: 0000000000000000 x25: 000000000000000",
    "evidence": "osv:CVE-2025-68327",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.10.247",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.15.197",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.159",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.6.119",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.12.61",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.17.11",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2025-68327",
      "aliases": [
        "CVE-2025-68327"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
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                  "introduced": "f1407d5c66240b33d11a7f1a41d55ccf6a9d7647"
                },
                {
                  "fixed": "fd1a7bf3a8cac13f6d2d52d8c7570ba41621db9a"
                },
                {
                  "fixed": "cd5e86e34c66a831b5cb9b720ad411a006962cc8"
                },
                {
                  "fixed": "230b1bc1310edcd5c1b71dcd6b77ccba43139cb5"
                },
                {
                  "fixed": "9d86bc8b188a77c8d6f7252280ec2bd24ad6fbc1"
                },
                {
                  "fixed": "26838f147aeaa8f820ff799d72815fba5e209bd9"
                },
                {
                  "fixed": "aa658a6d5ac21c7cde54c6d015f2d4daff32e02d"
                },
                {
                  "fixed": "eb9ac779830b2235847b72cb15cf07c7e3333c5e"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-68327.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "3.0.0"
                },
                {
                  "fixed": "5.10.247"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.11.0"
                },
                {
                  "fixed": "5.15.197"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "6.1.159"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.2.0"
                },
                {
                  "fixed": "6.6.119"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.7.0"
                },
                {
                  "fixed": "6.12.61"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.13.0"
                },
                {
                  "fixed": "6.17.11"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-68327.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:33.029771014Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/230b1bc1310edcd5c1b71dcd6b77ccba43139cb5",
        "https://git.kernel.org/stable/c/26838f147aeaa8f820ff799d72815fba5e209bd9",
        "https://git.kernel.org/stable/c/9d86bc8b188a77c8d6f7252280ec2bd24ad6fbc1",
        "https://git.kernel.org/stable/c/aa658a6d5ac21c7cde54c6d015f2d4daff32e02d",
        "https://git.kernel.org/stable/c/cd5e86e34c66a831b5cb9b720ad411a006962cc8",
        "https://git.kernel.org/stable/c/eb9ac779830b2235847b72cb15cf07c7e3333c5e",
        "https://git.kernel.org/stable/c/fd1a7bf3a8cac13f6d2d52d8c7570ba41621db9a",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/68xxx/CVE-2025-68327.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-68327",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/68xxx/CVE-2025-68327.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-68327",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 500204,
  "published_at": "2025-12-22T16:12:21.402+00:00"
}