fkie_cve-2025-37798
Vulnerability from fkie_nvd
Published
2025-05-02 15:15
Modified
2025-05-05 20:54
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: codel: remove sch->q.qlen check before qdisc_tree_reduce_backlog() After making all ->qlen_notify() callbacks idempotent, now it is safe to remove the check of qlen!=0 from both fq_codel_dequeue() and codel_qdisc_dequeue().
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/2f9761a94bae33d26e6a81b31b36e7d776d93dc1
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/342debc12183b51773b3345ba267e9263bdfaaef
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/4d55144b12e742404bb3f8fee6038bafbf45619d
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/829c49b6b2ff45b043739168fd1245e4e1a91a30
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a57fe60ef4cf96bfbb6b58397ec28bdb5a5c6b31
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/e73c838c80dccb9e4f19becc11d9f3cb4a27d483
Impacted products
Vendor Product Version


To clipboard 

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncodel: remove sch-\u003eq.qlen check before qdisc_tree_reduce_backlog()\n\nAfter making all -\u003eqlen_notify() callbacks idempotent, now it is safe to\nremove the check of qlen!=0 from both fq_codel_dequeue() and\ncodel_qdisc_dequeue()."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: codel: eliminar la comprobaci\u00f3n de sch-\u0026gt;q.qlen antes de qdisc_tree_reduce_backlog() Despu\u00e9s de hacer que todas las devoluciones de llamadas -\u0026gt;qlen_notify() sean idempotentes, ahora es seguro eliminar la comprobaci\u00f3n de qlen!=0 de fq_codel_dequeue() y codel_qdisc_dequeue()."
    }
  ],
  "id": "CVE-2025-37798",
  "lastModified": "2025-05-05T20:54:45.973",
  "metrics": {},
  "published": "2025-05-02T15:15:48.657",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/2f9761a94bae33d26e6a81b31b36e7d776d93dc1"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/342debc12183b51773b3345ba267e9263bdfaaef"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/4d55144b12e742404bb3f8fee6038bafbf45619d"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/829c49b6b2ff45b043739168fd1245e4e1a91a30"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/a57fe60ef4cf96bfbb6b58397ec28bdb5a5c6b31"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/e73c838c80dccb9e4f19becc11d9f3cb4a27d483"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Awaiting Analysis"
}


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