php 7.1.28、7.2.17、7.3.4 发布，主要是安全更新-尊龙凯时官方旗舰店

php是一种通用开源脚本语言。语法吸收了c语言、java和perl的特点，利于学习，使用广泛，主要适用于web开发领域。php 独特的语法混合了c、java、perl以及php自创的语法。它可以比cgi或者perl更快速地执行动态网页。近日发布了三个更新版本，这三个版本主要都是安全方面的更新，详细改进记录如下：

version 7.1.28

04 apr 2019

exif:

fixed bug #77753 (heap-buffer-overflow in php_ifd_get32s).

fixed bug #77831 (heap-buffer-overflow in exif_iif_add_value).

sqlite3:

added sqlite3.defensive ini directive.

version 7.3.4

04 apr 2019

core:

fixed bug #77738 (nullptr deref in zend_compile_expr).

fixed bug #77660 (segmentation fault on break 2147483648).

fixed bug #77652 (anonymous classes can lose their interface information).

fixed bug #77345 (stack overflow caused by circular reference in garbage collection).

fixed bug #76956 (wrong value for 'syslog.filter' documented in php.ini).

apache2handler:

fixed bug #77648 (bom in sapi/apache2handler/php_functions.c).

bcmath:

fixed bug #77742 (bcpow() implementation related to gcc compiler optimization).

cli server:

fixed bug #77722 (incorrect ip set to $_server['remote_addr'] on the localhost).

com:

fixed bug #77578 (crash when php unload).

exif:

fixed bug #77753 (heap-buffer-overflow in php_ifd_get32s).

fixed bug #77831 (heap-buffer-overflow in exif_iif_add_value).

fpm:

fixed bug #77677 (fpm fails to build on aix due to missing wcoredump).

gd:

fixed bug #77700 (writing truecolor images as gif ignores interlace flag).

mysqli:

fixed bug #77597 (mysqli_fetch_field hangs scripts).

opcache:

fixed bug #77743 (incorrect pi node insertion for jmpznz with identical successors).

pcre:

fixed bug #76127 (preg_split does not raise an error on invalid utf-8).

phar:

fixed bug #77697 (crash on big_endian platform).

phpdbg:

fixed bug #77767 (phpdbg break cmd aliases listed in help do not match actual aliases).

sodium:

fixed bug #77646 (sign_detached() strings not terminated).

sqlite3:

added sqlite3.defensive ini directive.

standard:

fixed bug #77664 (segmentation fault when using undefined constant in custom wrapper).

fixed bug #77669 (crash in extract() when overwriting extracted array).

fixed bug #76717 (var_export() does not create a parsable value for php_int_min).

fixed bug #77765 (ftp stream wrapper should set the directory as executable).

下载地址：

https://www.php.net/downloads.php