CVE-2019-9023

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CVE-2019-9023

Summary:

Details: An issue was discovered in PHP before 5.6.40, 7.x before 7.1.26, 7.2.x before 7.2.14, and 7.3.x before 7.3.1. A number of heap-based buffer over-read instances are present in mbstring regular expression functions when supplied with invalid multibyte data. These occur in ext/mbstring/oniguruma/regcomp.c, ext/mbstring/oniguruma/regexec.c, ext/mbstring/oniguruma/regparse.c, ext/mbstring/oniguruma/enc/unicode.c, and ext/mbstring/oniguruma/src/utf32_be.c when a multibyte regular expression pattern contains invalid multibyte sequences.

References: http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00041.html, http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00044.html, http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00083.html, http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00104.html, http://www.securityfocus.com/bid/107156, https://access.redhat.com/errata/RHSA-2019:2519, https://access.redhat.com/errata/RHSA-2019:3299, https://support.f5.com/csp/article/K06372014, https://usn.ubuntu.com/3902-1/, https://usn.ubuntu.com/3902-2/, https://www.debian.org/security/2019/dsa-4398, https://bugs.php.net/bug.php?id=77370, https://bugs.php.net/bug.php?id=77371, https://bugs.php.net/bug.php?id=77381, https://bugs.php.net/bug.php?id=77382, https://bugs.php.net/bug.php?id=77385, https://bugs.php.net/bug.php?id=77394, https://bugs.php.net/bug.php?id=77418, https://security.netapp.com/advisory/ntap-20190321-0001/