CVE-2025-21765 (GCVE-0-2025-21765)
Vulnerability from cvelistv5
Published
2025-02-27 02:18
Modified
2025-05-04 07:20
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: ipv6: use RCU protection in ip6_default_advmss() ip6_default_advmss() needs rcu protection to make sure the net structure it reads does not disappear.
References
Impacted products
Vendor Product Version
Linux Linux Version: 5578689a4e3c04f2d43ea39736fd3fa396d80c6e
Version: 5578689a4e3c04f2d43ea39736fd3fa396d80c6e
Version: 5578689a4e3c04f2d43ea39736fd3fa396d80c6e
Version: 5578689a4e3c04f2d43ea39736fd3fa396d80c6e
Version: 5578689a4e3c04f2d43ea39736fd3fa396d80c6e
Version: 5578689a4e3c04f2d43ea39736fd3fa396d80c6e
Version: 5578689a4e3c04f2d43ea39736fd3fa396d80c6e
Version: 5578689a4e3c04f2d43ea39736fd3fa396d80c6e
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{
  "containers": {
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        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "net/ipv6/route.c"
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          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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              "version": "2.6.26"
            },
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              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
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              "lessThanOrEqual": "5.4.*",
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              "version": "5.4.291",
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            {
              "lessThanOrEqual": "5.10.*",
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            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.179",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
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              "version": "6.1.129",
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            {
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              "version": "6.13.4",
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            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.14",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
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              "cpeMatch": [
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              "negate": false,
              "operator": "OR"
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        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nipv6: use RCU protection in ip6_default_advmss()\n\nip6_default_advmss() needs rcu protection to make\nsure the net structure it reads does not disappear."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-04T07:20:38.487Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/78ad057472d8c76e0602402269222f9f9c698790"
        },
        {
          "url": "https://git.kernel.org/stable/c/d02f30d220ef9511568a48dba8a9004c65f8d904"
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          "url": "https://git.kernel.org/stable/c/713a40c892f40300d63691d9f85b2a23b48fe1e8"
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        },
        {
          "url": "https://git.kernel.org/stable/c/3c8ffcd248da34fc41e52a46e51505900115fc2a"
        }
      ],
      "title": "ipv6: use RCU protection in ip6_default_advmss()",
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  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-21765",
    "datePublished": "2025-02-27T02:18:16.078Z",
    "dateReserved": "2024-12-29T08:45:45.761Z",
    "dateUpdated": "2025-05-04T07:20:38.487Z",
    "state": "PUBLISHED"
  },
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  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-21765\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-02-27T03:15:17.173\",\"lastModified\":\"2025-03-13T13:15:53.707\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nipv6: use RCU protection in ip6_default_advmss()\\n\\nip6_default_advmss() needs rcu protection to make\\nsure the net structure it reads does not disappear.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ipv6: usar protecci\u00f3n RCU en ip6_default_advmss() ip6_default_advmss() necesita protecci\u00f3n RCU para asegurarse de que la estructura de red que lee no desaparezca.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/28de355b63ad42309ed5a03ee7c436c90512265b\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/3c8ffcd248da34fc41e52a46e51505900115fc2a\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/4176a68b0db8fc74ac14fcd00ba8231371051dc2\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/550ed693f47370502a71b85382e7f9e6417300b8\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/713a40c892f40300d63691d9f85b2a23b48fe1e8\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/78ad057472d8c76e0602402269222f9f9c698790\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/84212387caadb211cd9dadd6fd5563bd37dc1f5e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/d02f30d220ef9511568a48dba8a9004c65f8d904\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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