GHSA-PX76-4WR3-JJW7

Vulnerability from github – Published: 2026-08-28 09:31 – Updated: 2026-08-29 09:30
VLAI
Details

In the Linux kernel, the following vulnerability has been resolved:

ipv6: guard against possible NULL deref in __in6_dev_stats_get()

dev_get_by_index_rcu() could return NULL if the original physical device is unregistered.

Found by Sashiko.

Severity
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Show details on source website
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{
  "affected": [],
  "aliases": [
    "CVE-2026-80646"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-28T08:16:49Z",
    "severity": "HIGH"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nipv6: guard against possible NULL deref in __in6_dev_stats_get()\n\ndev_get_by_index_rcu() could return NULL if the original physical\ndevice is unregistered.\n\nFound by Sashiko.",
  "id": "GHSA-px76-4wr3-jjw7",
  "modified": "2026-08-29T09:30:26Z",
  "published": "2026-08-28T09:31:48Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-80646"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/0db1949084e85a72d174a7dea3259b94fe5a9305"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1a4adfbeb47a212a64539137411f1ca168474d33"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1e3db30a88815bae6e9d5db6f64ac735e615a07e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/507541c2a8eeb76c02bd2511958f73a8cfa3e1bc"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/952426a83ca75cea25c09d58944abafaa3ebd242"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a23f2c68c6635e41404f189f8f7ae910738cebdb"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e14db43677946bf2095febd294bb3c13ab375ab7"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fc920c0659cdea5afd8721c1155a51564859e075"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}



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