hb-ot-layout-gsubgpos.hh in HarfBuzz through 6.0.0 allows attackers to trigger O(n^2) growth via consecutive marks during the process of looking back for base glyphs when attaching marks.
{
"sources": [
{
"modified": "2025-03-25T21:15:41.240Z",
"url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2023-25193",
"imported": "2025-10-21T15:02:12.901Z",
"published": "2023-02-04T20:15:08.027Z",
"html_url": "https://nvd.nist.gov/vuln/detail/CVE-2023-25193",
"id": "CVE-2023-25193"
}
],
"license": "CC-BY-4.0"
}