fkie_cve-2025-21762
Vulnerability from fkie_nvd
Published
2025-02-27 03:15
Modified
2025-03-21 18:02
Summary
In the Linux kernel, the following vulnerability has been resolved: arp: use RCU protection in arp_xmit() arp_xmit() can be called without RTNL or RCU protection. Use RCU protection to avoid potential UAF.



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  "cveTags": [],
  "descriptions": [
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      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\narp: use RCU protection in arp_xmit()\n\narp_xmit() can be called without RTNL or RCU protection.\n\nUse RCU protection to avoid potential UAF."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: arp: usar protecci\u00f3n RCU en arp_xmit(). Se puede llamar a arp_xmit() sin protecci\u00f3n RTNL o RCU. Use protecci\u00f3n RCU para evitar posibles UAF."
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  "id": "CVE-2025-21762",
  "lastModified": "2025-03-21T18:02:07.183",
  "metrics": {
    "cvssMetricV31": [
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        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
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        "impactScore": 5.9,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
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  "published": "2025-02-27T03:15:16.857",
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  "vulnStatus": "Analyzed",
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}


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