ghsa-4qxv-phx5-f6fx
Vulnerability from github
Published
2023-05-08 21:31
Modified
2024-04-04 03:52
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details

In the Linux kernel through 6.3.1, a use-after-free in Netfilter nf_tables when processing batch requests can be abused to perform arbitrary read and write operations on kernel memory. Unprivileged local users can obtain root privileges. This occurs because anonymous sets are mishandled.

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{
  "affected": [],
  "aliases": [
    "CVE-2023-32233"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-416"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2023-05-08T20:15:20Z",
    "severity": "HIGH"
  },
  "details": "In the Linux kernel through 6.3.1, a use-after-free in Netfilter nf_tables when processing batch requests can be abused to perform arbitrary read and write operations on kernel memory. Unprivileged local users can obtain root privileges. This occurs because anonymous sets are mishandled.",
  "id": "GHSA-4qxv-phx5-f6fx",
  "modified": "2024-04-04T03:52:38Z",
  "published": "2023-05-08T21:31:08Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-32233"
    },
    {
      "type": "WEB",
      "url": "https://github.com/torvalds/linux/commit/c1592a89942e9678f7d9c8030efa777c0d57edab"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2196105"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c1592a89942e9678f7d9c8030efa777c0d57edab"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2023/06/msg00008.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2023/07/msg00030.html"
    },
    {
      "type": "WEB",
      "url": "https://news.ycombinator.com/item?id=35879660"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20230616-0002"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2023/dsa-5402"
    },
    {
      "type": "WEB",
      "url": "https://www.openwall.com/lists/oss-security/2023/05/08/4"
    },
    {
      "type": "WEB",
      "url": "http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.html"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2023/05/15/5"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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