PX4 Autopilot contains a heap buffer overflow vulnerability in the sdbench command that writes a four-byte block number into a user-supplied sized allocation. Attackers can invoke sdbench with a block size below four bytes to overflow the heap buffer and potentially execute code or crash the system.
{
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/84xxx/CVE-2026-84698.json",
"cna_assigner": "VulnCheck",
"cwe_ids": [
"CWE-787"
]
}