A rogue Velociraptor client can upload a malformed sparse file such that if the GUI attempts to expand the file, a panic occurs which may crash the server process.
The problem is a Divide by Zero bug in the ShouldPadFile() function.
{
"cna_assigner": "rapid7",
"cwe_ids": [
"CWE-369"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64951.json"
}{
"extracted_events": [
{
"range": [
{
"introduced": "0"
},
{
"fixed": "0.77.2"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandardRange"
}
]
}