A double free vulnerability was discovered in the HDF5 library. Processing a crafted HDF5 file containing an oversized chunk size field via h5repack may cause the application to abort due to a double free.
{
"license": "CC-BY-4.0",
"sources": [
{
"id": "CVE-2026-17573",
"html_url": "https://nvd.nist.gov/vuln/detail/CVE-2026-17573",
"url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-17573",
"published": "2026-07-27T16:17:04.807Z",
"modified": "2026-08-18T18:56:16.187Z",
"affected": {
"hdfgroup:hdf5": [
"< 2.2.0"
]
},
"imported": "2026-08-24T14:03:03.178Z",
"database_specific": {
"status": "Analyzed"
}
}
]
}