PHP Loop with Unreachable Exit Condition (Infinite Loop) Vulnerability - CVE-2018-10546
An issue was discovered in PHP before 5.6.36 7.0.x before 7.0.30 7.1.x before 7.1.17 and 7.2.x before 7.2.5. An infinite loop exists in ext/iconv/iconv.c because the iconv stream filter does not reject invalid multibyte sequences.