{"id":"CVE-2016-7412","details":"ext/mysqlnd/mysqlnd_wireprotocol.c in PHP before 5.6.26 and 7.x before 7.0.11 does not verify that a BIT field has the UNSIGNED_FLAG flag, which allows remote MySQL servers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via crafted field metadata.","modified":"2026-07-08T12:43:29.167845Z","published":"2016-09-17T21:59:03.900Z","related":["SUSE-SU-2016:2459-1","SUSE-SU-2016:2460-1","SUSE-SU-2016:2460-2","SUSE-SU-2016:2461-1","SUSE-SU-2016:2477-1","SUSE-SU-2016:2477-2"],"references":[{"type":"WEB","url":"http://www.securityfocus.com/bid/93005"},{"type":"WEB","url":"http://www.securitytracker.com/id/1036836"},{"type":"WEB","url":"https://www.tenable.com/security/tns-2016-19"},{"type":"ADVISORY","url":"http://www.php.net/ChangeLog-5.php"},{"type":"ADVISORY","url":"http://www.php.net/ChangeLog-7.php"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:1296"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201611-22"},{"type":"REPORT","url":"https://bugs.php.net/bug.php?id=72293"},{"type":"FIX","url":"https://github.com/php/php-src/commit/28f80baf3c53e267c9ce46a2a0fadbb981585132?w=1"},{"type":"ARTICLE","url":"http://www.openwall.com/lists/oss-security/2016/09/15/10"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/php/php-src","events":[{"introduced":"0"},{"last_affected":"e37064dae4a80c70405899bb591969bbe6aad9a8"},{"introduced":"60fffd296abce5fc071f3c173c25a2696cf683c6"},{"last_affected":"da12ca9c1ed03084e6803f5e81e46f2e0a80460a"},{"fixed":"28f80baf3c53e267c9ce46a2a0fadbb981585132"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"last_affected":"5.6.25"},{"introduced":"7.0.0"},{"last_affected":"7.0.0"},{"introduced":"7.0.1"},{"last_affected":"7.0.1"},{"introduced":"7.0.2"},{"last_affected":"7.0.2"},{"introduced":"7.0.3"},{"last_affected":"7.0.3"},{"introduced":"7.0.4"},{"last_affected":"7.0.4"},{"introduced":"7.0.5"},{"last_affected":"7.0.5"},{"introduced":"7.0.6"},{"last_affected":"7.0.6"},{"introduced":"7.0.7"},{"last_affected":"7.0.7"},{"introduced":"7.0.8"},{"last_affected":"7.0.8"},{"introduced":"7.0.9"},{"last_affected":"7.0.9"},{"introduced":"7.0.10"},{"last_affected":"7.0.10"}],"cpe":["cpe:2.3:a:php:php:*:*:*:*:*:*:*:*","cpe:2.3:a:php:php:7.0.0:*:*:*:*:*:*:*","cpe:2.3:a:php:php:7.0.1:*:*:*:*:*:*:*","cpe:2.3:a:php:php:7.0.2:*:*:*:*:*:*:*","cpe:2.3:a:php:php:7.0.3:*:*:*:*:*:*:*","cpe:2.3:a:php:php:7.0.4:*:*:*:*:*:*:*","cpe:2.3:a:php:php:7.0.5:*:*:*:*:*:*:*","cpe:2.3:a:php:php:7.0.6:*:*:*:*:*:*:*","cpe:2.3:a:php:php:7.0.7:*:*:*:*:*:*:*","cpe:2.3:a:php:php:7.0.8:*:*:*:*:*:*:*","cpe:2.3:a:php:php:7.0.9:*:*:*:*:*:*:*","cpe:2.3:a:php:php:7.0.10:*:*:*:*:*:*:*"],"source":["CPE_RANGE","CPE_STRING","REFERENCES"]}}],"versions":["7.0.0","7.0.1","7.0.10","7.0.2","7.0.3","7.0.4","7.0.5","7.0.6","7.0.7","7.0.8","7.0.9","php-5.6.25","php-7.0.10","php-5.6.25RC1","php-7.0.10RC1","POST_PHP7_NSAPI_REMOVAL","PRE_PHP7_NSAPI_REMOVAL","PRE_PHP7_EREG_MYSQL_REMOVALS","PRE_PHP7_REMOVALS","POST_PHP7_REMOVALS","POST_AST_MERGE","PRE_AST_MERGE","POST_64BIT_BRANCH_MERGE","PRE_64BIT_BRANCH_MERGE","POST_PHPNG_MERGE"],"database_specific":{"vanir_signatures":[{"target":{"file":"ext/mysqlnd/mysqlnd_wireprotocol.c"},"signature_type":"Line","id":"CVE-2016-7412-3762bf47","signature_version":"v1","digest":{"threshold":0.9,"line_hashes":["249684498042240104919474913087959312133","294106856008990921454682331070541347290","291790975272401864220714640723204659645","182463667427846090686334541930162249051","23221408885960602770248951632829372883","102519181322775604896206692251875183170","217819109308750851380110347289940526217","229437743912094742651351551469076772872"]},"deprecated":false,"source":"https://github.com/php/php-src/commit/28f80baf3c53e267c9ce46a2a0fadbb981585132"}],"vanir_signatures_modified":"2026-07-08T12:43:29Z","source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-7412.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}