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.
History

No history.

cve-icon MITRE Information

Status: PUBLISHED

Assigner: mitre

Published: 2019-02-22T23:00:00

Updated: 2019-11-01T15:06:23

Reserved: 2019-02-22T00:00:00


Link: CVE-2019-9023

JSON object: View

cve-icon NVD Information

Status : Modified

Published: 2019-02-22T23:29:00.487

Modified: 2019-06-18T18:15:11.873


Link: CVE-2019-9023

JSON object: View

cve-icon Redhat Information

No data.

CWE