{"id":"CVE-2019-9023","state":"PUBLISHED","title":"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 mbstr","description":"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.","publishedAt":"2019-02-22T23:00:00.000Z","updatedAt":"2024-08-04T21:38:45.186Z","severity":null,"assigner":"mitre","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["https://usn.ubuntu.com/3902-2/","https://bugs.php.net/bug.php?id=77382","https://bugs.php.net/bug.php?id=77418","https://www.debian.org/security/2019/dsa-4398","https://bugs.php.net/bug.php?id=77371","https://usn.ubuntu.com/3902-1/","http://www.securityfocus.com/bid/107156","https://bugs.php.net/bug.php?id=77370","https://bugs.php.net/bug.php?id=77385","https://bugs.php.net/bug.php?id=77394","https://bugs.php.net/bug.php?id=77381","https://security.netapp.com/advisory/ntap-20190321-0001/","https://support.f5.com/csp/article/K06372014","http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00083.html","http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00104.html","http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00041.html","http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00044.html","https://access.redhat.com/errata/RHSA-2019:2519","https://access.redhat.com/errata/RHSA-2019:3299"],"weaknesses":[],"ingestedAt":"2026-10-29T19:46:15.253Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2019/9xxx/CVE-2019-9023.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2019-9023","state":"PUBLISHED","datePublished":"2019-02-22T23:00:00.000Z","dateUpdated":"2024-08-04T21:38:45.186Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2019-02-22T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://usn.ubuntu.com/3902-2/","name":"USN-3902-2","tags":["vendor-advisory","x_refsource_UBUNTU"]},{"url":"https://bugs.php.net/bug.php?id=77382","tags":["x_refsource_MISC"]},{"url":"https://bugs.php.net/bug.php?id=77418","tags":["x_refsource_MISC"]},{"url":"https://www.debian.org/security/2019/dsa-4398","name":"DSA-4398","tags":["vendor-advisory","x_refsource_DEBIAN"]},{"url":"https://bugs.php.net/bug.php?id=77371","tags":["x_refsource_MISC"]},{"url":"https://usn.ubuntu.com/3902-1/","name":"USN-3902-1","tags":["vendor-advisory","x_refsource_UBUNTU"]},{"url":"http://www.securityfocus.com/bid/107156","name":"107156","tags":["vdb-entry","x_refsource_BID"]},{"url":"https://bugs.php.net/bug.php?id=77370","tags":["x_refsource_MISC"]},{"url":"https://bugs.php.net/bug.php?id=77385","tags":["x_refsource_MISC"]},{"url":"https://bugs.php.net/bug.php?id=77394","tags":["x_refsource_MISC"]},{"url":"https://bugs.php.net/bug.php?id=77381","tags":["x_refsource_MISC"]},{"url":"https://security.netapp.com/advisory/ntap-20190321-0001/","tags":["x_refsource_CONFIRM"]},{"url":"https://support.f5.com/csp/article/K06372014","tags":["x_refsource_CONFIRM"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00083.html","name":"openSUSE-SU-2019:1256","tags":["vendor-advisory","x_refsource_SUSE"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00104.html","name":"openSUSE-SU-2019:1293","tags":["vendor-advisory","x_refsource_SUSE"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00041.html","name":"openSUSE-SU-2019:1572","tags":["vendor-advisory","x_refsource_SUSE"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00044.html","name":"openSUSE-SU-2019:1573","tags":["vendor-advisory","x_refsource_SUSE"]},{"url":"https://access.redhat.com/errata/RHSA-2019:2519","name":"RHSA-2019:2519","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2019:3299","name":"RHSA-2019:3299","tags":["vendor-advisory","x_refsource_REDHAT"]}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"mitre","dateUpdated":"2019-11-01T15:06:23.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca"},"datePublic":"2019-02-22T00:00:00.000Z","x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2019-9023","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"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. 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