PHP 开发团队宣布 PHP 5.6.30 正式发布了。该版本是安全版本，修复了几个安全漏洞。建议所有 PHP 5.6 用户升级到该版本。具体更新如下：
EXIF:
Fixed bug #73737 ((解析 tag 格式时出现 FPE).
GD:
Fixed bug #73549 (Use after free when stream is passed to imagepng).
Fixed bug #73868 (在 gdImageCreateFromGd2Ctx() 中的 DOS 漏洞).
Fixed bug #73869 (Signed Integer Overflow gd_io.c).
Intl:
Fixed bug #68447 (grapheme_extract take an extra trailing character).
Phar:
Fixed bug #73764 (加载 hostile phar 存档时崩溃).
Fixed bug #73768 (加载 hostile phar 时内存损坏).
Fixed bug #73773 (加载 hostile phar 时出现 Seg 错误).
SQLite3:
Reverted fix for bug #73530 (取消设置结果集可能会重置其他结果集).
Standard:
Fixed bug #70213 (Unserialize context shared on double class lookup).
Fixed bug #73825 (Heap out of bounds read on unserialize in finish_nested_data()).
根据发布日历，这个 PHP 5.6 版本是最后计划的发布，包含常规的错误修复。所有后续版本将仅包含与安全相关的修订，为期两年。建议需要更多错误修复的 PHP 5.6 用户升级到 PHP 7。
下载地址
VC11 x86 Non Thread Safe (2017-Jan-19 07:07:55)
Zip [20.36MB]
sha1: b5b8ad6b0996f97e3521e20b0a74fdb255a2dca9
Debug Pack [9.7MB]
sha1: 336c175f49e613e77e6c54acd50ca86a4697586b
VC11 x86 Thread Safe (2017-Jan-19 07:07:55)
Zip [20.46MB]
sha1: e0d22bb387e932326af39842bd0117d408cce0a3
Debug Pack [9.89MB]
sha1: 98bff60a1a164e8ba561090f7b2724d27c285704
VC11 x64 Non Thread Safe (2017-Jan-19 07:07:54)
Note: x64 builds are currently experimental
Zip [21.93MB]
sha1: 1549201a3972ed7916e25f82342d30e4d0a17dea
Debug Pack [9.53MB]
sha1: 4d0643f80334491d91cec7eea29d5bc25f5ca6ee
VC11 x64 Thread Safe (2017-Jan-19 07:07:56)
Note: x64 builds are currently experimental
Zip [22.06MB]
sha1: ae0b41a4e2e3eda219ff44c16b9e7baa6d7fc9bc
Debug Pack [9.69MB]
sha1: 00f5334c9b0d2534bbfb27fb88a853e7ec6081da