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usb: typec: hd3ss3220: track VBUS enable state per consumer

Type: advisorySources: OSV

In the Linux kernel, the following vulnerability has been resolved: usb: typec: hd3ss3220: track VBUS enable state per consumer regulator_is_enabled() reports the aggregate regulator state, not whether this consumer holds an enable reference. If another consumer enables VBUS first, the driver can skip its own regulator_enable() call and later attempt to drop a reference it never acquired, triggering an unbalanced regulator disable warning. Track successful enable and disable calls locally. Keep the state unchanged when an operation fails so a later role or ID notification retries the operation while this consumer keeps balanced references.

Products
Kernel
Affected versions
Not specified
Fixed versions
7.2.5
CVEs
CVE-2026-90028
Confirmed fixed CVEs
Not specified
Updated in this feed
4 Nov 2026, 15:06 UTC · Revision 1

Source evidence

usb: typec: hd3ss3220: track VBUS enable state per consumer

core-osv · Original source

Published 16 Sept 2026, 10:33 UTC

In the Linux kernel, the following vulnerability has been resolved: usb: typec: hd3ss3220: track VBUS enable state per consumer regulator_is_enabled() reports the aggregate regulator state, not whether this consumer holds an enable reference. If another consumer enables VBUS first, the driver can skip its own regulator_enable() call and later attempt to drop a reference it never acquired, triggering an unbalanced regulator disable warning. Track successful enable and disable calls locally. Keep the state unchanged when an operation fails so a later role or ID notification retries the operation while this consumer keeps balanced references.

osv:CVE-2026-90028

Kernel

Fixed versions: 7.2.5

Complete source record
{
  "id": "b622eca03132d08917cf7030536c13bcde9d7c9ed39732d5946351f8d901eb31",
  "url": "https://osv.dev/vulnerability/CVE-2026-90028",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "usb: typec: hd3ss3220: track VBUS enable state per consumer",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: usb: typec: hd3ss3220: track VBUS enable state per consumer regulator_is_enabled() reports the aggregate regulator state, not whether this consumer holds an enable reference. If another consumer enables VBUS first, the driver can skip its own regulator_enable() call and later attempt to drop a reference it never acquired, triggering an unbalanced regulator disable warning. Track successful enable and disable calls locally. Keep the state unchanged when an operation fails so a later role or ID notification retries the operation while this consumer keeps balanced references.",
    "evidence": "osv:CVE-2026-90028",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "7.2.5",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2026-90028",
      "aliases": [
        "CVE-2026-90028"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "b3f9d6e491fda73c319547881b78cdd2a222b293"
                },
                {
                  "fixed": "df7cd3908e07503fa7e9737dacf44208530e58d9"
                },
                {
                  "fixed": "c9a48db776d7184981630ecc01a3ad30a8f7dc24"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-90028.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "7.0.0"
                },
                {
                  "fixed": "7.2.5"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-90028.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:36.594904580Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/c9a48db776d7184981630ecc01a3ad30a8f7dc24",
        "https://git.kernel.org/stable/c/df7cd3908e07503fa7e9737dacf44208530e58d9",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90028.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-90028",
        "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/2026/90xxx/CVE-2026-90028.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-90028",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 503949,
  "published_at": "2026-09-16T10:33:30.4+00:00"
}