The vulnerability of the zsdata function in file-transfer tools such as zmodem/xmodem/ymodem Lrzsz, related to integer overflow, allows attackers to access confidential data and also cause service interruptions.

The vulnerability of the zsdata function in tools for transmitting files such as zmodem/xmodem/ymodem Lrzsz is related to incorrect length checking. Exploiting this vulnerability can allow attackers to access confidential data and also cause service failures...