Amazon Linux 2 Security Advisory: ALAS-2018-1052
Advisory Release Date: 2018-08-09 22:15 Pacific
A heap-based buffer overflow has been found in the Curl_smtp_escape_eob() function of curl. An attacker could exploit this by convincing a user to use curl to upload data over SMTP with a reduced buffer to cause a crash or corrupt memory.(CVE-2018-0500 )
Run yum update curl to update your system.