|Description||In PHP versions 7.2.x below 7.2.26, 7.3.x below 7.3.13 and 7.4.0, PHP bcmath extension functions on some systems, including Windows, can be tricked into reading beyond the allocated space by supplying it with string containing characters that are identified as numeric by the OS but aren't ASCII numbers. This can read to disclosure of the content of some memory locations.|
|Source||CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)|
|References||DLA-2050-1, DSA-4626-1, DSA-4628-1|
Vulnerable and fixed packages
The table below lists information on source packages.
|php7.0 (PTS)||stretch (security), stretch||7.0.33-0+deb9u8||fixed|
|php7.3 (PTS)||buster, buster (security)||7.3.19-1~deb10u1||fixed|
The information below is based on the following data on fixed versions.
Fixed in PHP 7.4.1, 7.3.13
PHP Bug: http://bugs.php.net/78878