PHP 7.0.31, 7.1.20, 7.2.8 正式发布了。PHP（PHP：Hypertext Preprocessor）是一种在电脑上执行的脚本语言，主要是用途在于处理动态网页，也包含了命令列执行接口（command line interface），或者产生图形使用者接口（GUI）程式。
版本主要还是修复 bug，改进日志如下：
PHP 7.0.31
Exif:
. Fixed bug #76423 (Int Overflow lead to Heap OverFlow in
exif_thumbnail_extract of exif.c). (Stas)
. Fixed bug #76557 (heap-buffer-overflow (READ of size 48) while reading exif
data). (Stas)Win32:
. Fixed bug #76459 (windows linkinfo lacks openbasedir check). (Anatol)
PHP 7.1.20
Core:
. Fixed bug #76534 (PHP hangs on ‘illegal string offset on string references
with an error handler). (Laruence)
. Fixed bug #76502 (Chain of mixed exceptions and errors does not serialize
properly). (Nikita)Date:
. Fixed bug #76462 (Undefined property: DateInterval::$f). (Anatol)FPM:
. Fixed bug #73342 (Vulnerability in php-fpm by changing stdin to
non-blocking). (Nikita)GMP:
. Fixed bug #74670 (Integer Underflow when unserializing GMP and possible
other classes). (Nikita)intl:
. Fixed bug #76556 (get_debug_info handler for BreakIterator shows wrong
type). (cmb)mbstring:
. Fixed bug #76532 (Integer overflow and excessive memory usage
in mb_strimwidth). (MarcusSchwarz)PGSQL:
. Fixed bug #76548 (pg_fetch_result did not fetch the next row). (Anatol)phpdbg:
. Fix arginfo wrt. optional/required parameters. (cmb)Reflection:
. Fixed bug #76536 (PHP crashes with core dump when throwing exception in
error handler). (Laruence)
. Fixed bug #75231 (ReflectionProperty#getValue() incorrectly works with
inherited classes). (Nikita)Standard:
. Fixed bug #76505 (array_merge_recursive() is duplicating sub-array keys).
(Laruence)
. Fixed bug #71848 (getimagesize with $imageinfo returns false). (cmb)
PHP 7.2.8
Core:
. Fixed bug #76534 (PHP hangs on ‘illegal string offset on string references
with an error handler). (Laruence)
. Fixed bug #76520 (Object creation leaks memory when executed over HTTP).
(Nikita)
. Fixed bug #76502 (Chain of mixed exceptions and errors does not serialize
properly). (Nikita)Date:
. Fixed bug #76462 (Undefined property: DateInterval::$f). (Anatol)EXIF:
. Fixed bug #76409 (heap use after free in _php_stream_free). (cmb)
. Fixed bug #76423 (Int Overflow lead to Heap OverFlow in
exif_thumbnail_extract of exif.c). (Stas)
. Fixed bug #76557 (heap-buffer-overflow (READ of size 48) while reading exif
data). (Stas)FPM:
. Fixed bug #73342 (Vulnerability in php-fpm by changing stdin to
non-blocking). (Nikita)GMP:
. Fixed bug #74670 (Integer Underflow when unserializing GMP and possible
other classes). (Nikita)intl:
. Fixed bug #76556 (get_debug_info handler for BreakIterator shows wrong
type). (cmb)mbstring:
. Fixed bug #76532 (Integer overflow and excessive memory usage
in mb_strimwidth). (MarcusSchwarz)Opcache:
. Fixed bug #76477 (Opcache causes empty return value).
(Nikita, Laruence)PGSQL:
. Fixed bug #76548 (pg_fetch_result did not fetch the next row). (Anatol)phpdbg:
. Fix arginfo wrt. optional/required parameters. (cmb)Reflection:
. Fixed bug #76536 (PHP crashes with core dump when throwing exception in
error handler). (Laruence)
. Fixed bug #75231 (ReflectionProperty#getValue() incorrectly works with
inherited classes). (Nikita)Standard:
. Fixed bug #76505 (array_merge_recursive() is duplicating sub-array keys).
(Laruence)
. Fixed bug #71848 (getimagesize with $imageinfo returns false). (cmb)Win32:
. Fixed bug #76459 (windows linkinfo lacks openbasedir check). (Anatol)ZIP:
. Fixed bug #76461 (OPSYS_Z_CPM defined instead of OPSYS_CPM).
(Dennis Birkholz, Remi)
