Security update for php53

Open Source Vulnerabilities SUSE-SU-2020:14289-1

This update for php53 fixes the following issues: Security issues fixed: - CVE-2020-7059: Fixed an out-of-bounds read in php_strip_tags_ex (bsc#1162629). - CVE-2019-11045: Fixed an issue with the PHP DirectoryIterator class that accepts filenames with embedded \0 bytes (bsc#1159923). - CVE-2019-11046: Fixed an out-of-bounds read in bc_shift_addsub (bsc#1159924). - CVE-2019-11047: Fixed an information disclosure in exif_read_data (bsc#1159922). - CVE-2019-11050: Fixed a buffer over-read in the EXIF extension (bsc#1159927). - CVE-2019-20433: Fixed a buffer over-read when processing strings ending with a single '\0' byte with ucs-2 and ucs-4 encoding (bsc#1161982).