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PHP 7.3.17

PHP 7.3 is no longer officially supported by the PHP project.

Official support refers to that provided direct by the PHP Project.

If you install PHP via third-party packages, support timelines may be different. Please read the Release Support Policy for more information.

The latest release of PHP 7.3 is 7.3.33 which includes important security patches.

Source Code

Change Log

  • core

    • Fixed bug #79364 (When copy empty array, next key is unspecified).
      cmb
    • Fixed bug #78210 (Invalid pointer address).
      cmb
      Nikita

  • curl

    • Fixed bug #79199 (curl_copy_handle() memory leak).
      cmb

  • date

    • Fixed bug #79396 (DateTime hour incorrect during DST jump forward).
      Nate Brunette

  • iconv

    • Fixed bug #79200 (Some iconv functions cut Windows-1258).
      cmb

  • opcache

    • Fixed bug #79412 (Opcache chokes and uses 100% CPU on specific script).
      Dmitry

  • session

    • Fixed bug #79413 (session_create_id() fails for active sessions).
      cmb

  • shmop

    • Fixed bug #79427 (Integer Overflow in shmop_open()).
      cmb

  • simplexml

    • Fixed bug #61597 (SXE properties may lack attributes and content).
      cmb

  • spl

    • Fixed bug #75673 (SplStack::unserialize() behavior).
      cmb
    • Fixed bug #79393 (Null coalescing operator failing with SplFixedArray).
      cmb

  • standard

    • Fixed bug #79330 (shell_exec() silently truncates after a null byte).
      stas
    • Fixed bug #79465 (OOB Read in urldecode()). (CVE-2020-7067)
      stas
    • Fixed bug #79410 (system() swallows last chunk if it is exactly 4095 bytes without newline).
      Christian Schneider

  • zip

    • Fixed Bug #79296 (ZipArchive::open fails on empty file).
      Remi
    • Fixed bug #79424 (php_zip_glob uses gl_pathc after call to globfree).
      Max Rees

PHP 7.3


  Represents a security release