VYPR

freemodbus

by Cwalter At

CVEs (1)

  • CVE-2026-71263Aug 5, 2026
    risk 0.00cvss epss

    The LINUXTCP port of FreeModbus contains an off-by-one bounds check in xMBPortTCPPool() (demo/LINUXTCP/port/porttcp.c). The check `if (usTCPFrameBytesLeft > MB_TCP_BUF_SIZE)` uses a strict greater-than comparison instead of greater-than-or-equal against the 263-byte…