phonet/pep: fix racy skb_queue_empty() use

{
  "id": "5196fe5a8d77eb4f3713dc63fa451c60bc8cf1877a18abf26e7abceaa35cd24f",
  "url": "https://osv.dev/vulnerability/CVE-2024-27402",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "phonet/pep: fix racy skb_queue_empty() use",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: phonet/pep: fix racy skb_queue_empty() use The receive queues are protected by their respective spin-lock, not the socket lock. This could lead to skb_peek() unexpectedly returning NULL or a pointer to an already dequeued socket buffer.",
    "evidence": "osv:CVE-2024-27402",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
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        "prerequisites": [],
        "fixed_versions": [
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            "evidence": "/affected/1/ranges"
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        "affected_versions": []
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    ],
    "severity": "medium",
    "structured": {
      "id": "CVE-2024-27402",
      "aliases": [
        "CVE-2024-27402"
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      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H"
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            "ecosystem": "Linux"
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      "modified": "2026-10-28T02:30:48.873549316Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/0a9f558c72c47472c38c05fcb72c70abb9104277",
        "https://git.kernel.org/stable/c/7d2a894d7f487dcb894df023e9d3014cf5b93fe5",
        "https://git.kernel.org/stable/c/7d3914a477eed92b48c493a8631cc4554ab4fd4f",
        "https://git.kernel.org/stable/c/8ef4fcc7014b9f93619851d6b78d6cc2789a4c88",
        "https://git.kernel.org/stable/c/9d5523e065b568e79dfaa2ea1085a5bcf74baf78",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/27xxx/CVE-2024-27402.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2024-27402",
        "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/2024/27xxx/CVE-2024-27402.json"
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    "related_cves": [
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        "value": "CVE-2024-27402",
        "evidence": "/id"
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    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 516791,
  "published_at": "2024-05-17T11:40:14.365+00:00"
}