ghsa-4x48-ph6h-wfmf
Vulnerability from github
Published
2024-12-29 12:30
Modified
2024-12-29 12:30
Details

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

bpf, sockmap: Several fixes to bpf_msg_pop_data

Several fixes to bpf_msg_pop_data, 1. In sk_msg_shift_left, we should put_page 2. if (len == 0), return early is better 3. pop the entire sk_msg (last == msg->sg.size) should be supported 4. Fix for the value of variable "a" 5. In sk_msg_shift_left, after shifting, i has already pointed to the next element. Addtional sk_msg_iter_var_next may result in BUG.

Show details on source website


{
  "affected": [],
  "aliases": [
    "CVE-2024-56720"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-12-29T12:15:06Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nbpf, sockmap: Several fixes to bpf_msg_pop_data\n\nSeveral fixes to bpf_msg_pop_data,\n1. In sk_msg_shift_left, we should put_page\n2. if (len == 0), return early is better\n3. pop the entire sk_msg (last == msg-\u003esg.size) should be supported\n4. Fix for the value of variable \"a\"\n5. In sk_msg_shift_left, after shifting, i has already pointed to the next\nelement. Addtional sk_msg_iter_var_next may result in BUG.",
  "id": "GHSA-4x48-ph6h-wfmf",
  "modified": "2024-12-29T12:30:40Z",
  "published": "2024-12-29T12:30:40Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-56720"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/275a9f3ef8fabb0cb282a62b9e164dedba7284c5"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5d609ba262475db450ba69b8e8a557bd768ac07a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/785180bed9879680d8e5c5e1b54c8ae8d948f4c8"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/98c7ea7d11f2588e8197db042e0291e4ac8f8346"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d26d977633d1d0b8bf9407278189bd0a8d973323"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d3f5763b3062514a234114e97bbde74d8d702449"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e1f54c61c4c9a5244eb8159dce60d248f7d97b32"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f58d3aa457e77a3d9b3df2ab081dcf9950f6029f"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}


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