Amazon Linux AMI Security Advisory: ALAS-2017-813
Advisory Release Date: 2017-04-04 12:00 Pacific
Advisory Updated Date: 2017-04-04 12:00 Pacific
Several denial of service flaws were found in Wireshark. Wireshark could crash or stop responding if it read a malformed packet off a network, or opened a malicious dump file.
Run yum update wireshark to update your system.