Tag: CVE-2026-6684

Critical CVEs

Seven Unpatched FatFs Flaws Expose Millions of Embedded Devices to Code Execution

Security firm runZero has disclosed seven unpatched vulnerabilities in FatFs, a widely used filesystem library for FAT and exFAT formats, embedded in…

ArduPilot CVE-2026-46817 CVE-2026-55200 CVE-2026-6682

July 3, 2026

Critical CVEs

CVE-2026-6684: FatFs Malformed GPT Partition Table Hang

A malformed GPT partition table can hang the device during mount. Fixed in FatFs R0.16. CVSS 4.6 (Medium).

CVE-2026-6684 denial of service FatFs GPT

July 3, 2026