Debian 8: DLA-1397-1 Critical PHP5 Security Advisory on Buffer Overflow

A stack-buffer-overflow while parsing HTTP response results in copying a
large string and possible memory corruption and/or denial of service

CVE-2018-10545

Dumpable FPM child processes allow bypassing opcache access controls
resulting in potential information disclosure where one user can obtain
information about another user's running PHP applications

CVE-2018-10546

An invalid sequence of bytes can trigger an infinite loop in the stream
filter convert.iconv

CVE-2018-10547

A previous fix for CVE-2018-5712 may not be complete, resulting in an
additional vulnerability in the form of a reflected XSS in the PHAR 403
and 404 error pages

CVE-2018-10548

A malicious remote LDAP server can send a crafted response that will
cause a denial of service (NULL pointer dereference resulting in an
application crash)

CVE-2018-10549

A crafted JPEG file can case an out-of-bounds read and heap buffer
overflow

For Debian 8 "Jessie", these problems have been fixed in version
5.6.36+dfsg-0+deb8u1.