UBUNTU-CVE-2018-20783

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UBUNTU-CVE-2018-20783

Summary:

Details: In PHP before 5.6.39, 7.x before 7.0.33, 7.1.x before 7.1.25, and 7.2.x before 7.2.13, a buffer over-read in PHAR reading functions may allow an attacker to read allocated or unallocated memory past the actual data when trying to parse a .phar file. This is related to phar_parse_pharfile in ext/phar/phar.c.

References: https://ubuntu.com/security/CVE-2018-20783, http://php.net/ChangeLog-5.php, http://php.net/ChangeLog-7.php, https://ubuntu.com/security/notices/USN-3566-2, https://www.cve.org/CVERecord?id=CVE-2018-20783