CVE-2026-6687

FatFs R0.16 and earlier contains a stack overflow bug in fgetlabel because exFAT label length XDIRNumLabel is trusted without enforcing spec maximums. This maps to CWE-121 Stack-based Buffer Overflow. Estimated CVSS v3.1 vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H 7.6, High. The estimate...

EUVD-2026-40999

FatFs R0.16 and earlier contains a stack overflow bug in fgetlabel because exFAT label length XDIRNumLabel is trusted without enforcing spec maximums. This maps to CWE-121 Stack-based Buffer Overflow. Estimated CVSS v3.1 vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H 7.6, High. The estimate...