{
  "$type": "site.standard.document",
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    "uri": "at://did:plc:b3tz6srl4ochk2wxn6dv6xpy/app.bsky.feed.post/3mnicctlet4q2"
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  "path": "/Articles/1075838/",
  "publishedAt": "2026-06-04T16:22:46.000Z",
  "site": "https://lwn.net",
  "tags": [
    "splice()",
    "vmsplice()"
  ],
  "textContent": "The splice() and vmsplice() system calls are meant to improve performance for certain data-movement tasks by minimizing (or avoiding altogether) system calls and the copying of data. They also have a long history of security problems. The recent flood of LLM-discovered vulnerabilities has drawn attention, once again, to `splice()` and `vmsplice()`; as a result, they may end up being removed altogether.",
  "title": "[$] Splicing out vmsplice()"
}