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GHSA-VCWV-JW38-8HQP

Vulnerability from github – Published: 2024-03-06 09:30 – Updated: 2025-02-14 18:30
VLAI
Details

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

powerpc/lib: Validate size for vector operations

Some of the fp/vmx code in sstep.c assume a certain maximum size for the instructions being emulated. The size of those operations however is determined separately in analyse_instr().

Add a check to validate the assumption on the maximum size of the operations, so as to prevent any unintended kernel stack corruption.

Show details on source website

{
  "affected": [],
  "aliases": [
    "CVE-2023-52606"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-770"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-03-06T07:15:11Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\npowerpc/lib: Validate size for vector operations\n\nSome of the fp/vmx code in sstep.c assume a certain maximum size for the\ninstructions being emulated. The size of those operations however is\ndetermined separately in analyse_instr().\n\nAdd a check to validate the assumption on the maximum size of the\noperations, so as to prevent any unintended kernel stack corruption.",
  "id": "GHSA-vcwv-jw38-8hqp",
  "modified": "2025-02-14T18:30:45Z",
  "published": "2024-03-06T09:30:29Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-52606"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/0580f4403ad33f379eef865c2a6fe94de37febdf"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/28b8ba8eebf26f66d9f2df4ba550b6b3b136082c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/42084a428a139f1a429f597d44621e3a18f3e414"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/848e1d7fd710900397e1d0e7584680c1c04e3afd"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/8f9abaa6d7de0a70fc68acaedce290c1f96e2e59"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/abd26515d4b767ba48241eea77b28ce0872aef3e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/beee482cc4c9a6b1dcffb2e190b4fd8782258678"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/de4f5ed63b8a199704d8cdcbf810309d7eb4b36b"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}



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