{"id":"CVE-2016-7127","details":"The imagegammacorrect function in ext/gd/gd.c in PHP before 5.6.25 and 7.x before 7.0.10 does not properly validate gamma values, which allows remote attackers to cause a denial of service (out-of-bounds write) or possibly have unspecified other impact by providing different signs for the second and third arguments.","modified":"2026-04-11T05:00:42.770753Z","published":"2016-09-12T01:59:05.707Z","related":["SUSE-SU-2016:2328-1","SUSE-SU-2016:2408-1","SUSE-SU-2016:2459-1","SUSE-SU-2016:2460-1","SUSE-SU-2016:2460-2"],"references":[{"type":"WEB","url":"https://www.tenable.com/security/tns-2016-19"},{"type":"WEB","url":"http://www.securityfocus.com/bid/92757"},{"type":"WEB","url":"http://www.securitytracker.com/id/1036680"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-2750.html"},{"type":"ADVISORY","url":"http://www.php.net/ChangeLog-7.php"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201611-22"},{"type":"ADVISORY","url":"http://www.php.net/ChangeLog-5.php"},{"type":"REPORT","url":"https://bugs.php.net/bug.php?id=72730"},{"type":"FIX","url":"https://github.com/php/php-src/commit/1bd103df00f49cf4d4ade2cfe3f456ac058a4eae?w=1"},{"type":"ARTICLE","url":"http://openwall.com/lists/oss-security/2016/09/02/9"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/php/php-src","events":[{"introduced":"0"},{"last_affected":"38980c9ea4156ce52a53f9f3e1007ea3d787fa11"},{"introduced":"0"},{"last_affected":"60fffd296abce5fc071f3c173c25a2696cf683c6"},{"introduced":"0"},{"last_affected":"4054ec69da7631046f19d54ab06f09728a208b8b"},{"introduced":"0"},{"last_affected":"038c63cdea0472176ec2fdb162cfbd96e8c5f83e"},{"introduced":"0"},{"last_affected":"4e1b8701573698f56e12672e4991d7e6239138d2"},{"introduced":"0"},{"last_affected":"e09845d32614a19188632f410316478fbb440ebd"},{"introduced":"0"},{"last_affected":"249a8fd9ae2324c84ede7ecfca6f6026e6d87df6"},{"introduced":"0"},{"last_affected":"734a5fca2c4731e34eca551f28be9a10ffc3f3c9"},{"introduced":"0"},{"last_affected":"fb59213fc461f079bc218abf44cb5e2b4db2182c"},{"introduced":"0"},{"last_affected":"a36407215f69ba2debf77933dcb3faa0c3ba2d04"},{"introduced":"0"},{"last_affected":"9d582eba7448f1495fae62b13d95d2844ce6b28a"},{"fixed":"1bd103df00f49cf4d4ade2cfe3f456ac058a4eae"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"5.6.24"},{"introduced":"0"},{"last_affected":"7.0.0"},{"introduced":"0"},{"last_affected":"7.0.1"},{"introduced":"0"},{"last_affected":"7.0.2"},{"introduced":"0"},{"last_affected":"7.0.3"},{"introduced":"0"},{"last_affected":"7.0.4"},{"introduced":"0"},{"last_affected":"7.0.5"},{"introduced":"0"},{"last_affected":"7.0.6"},{"introduced":"0"},{"last_affected":"7.0.7"},{"introduced":"0"},{"last_affected":"7.0.8"},{"introduced":"0"},{"last_affected":"7.0.9"}]}}],"versions":["POST_64BIT_BRANCH_MERGE","POST_AST_MERGE","POST_PHP7_NSAPI_REMOVAL","POST_PHP7_REMOVALS","POST_PHPNG_MERGE","PRE_64BIT_BRANCH_MERGE","PRE_AST_MERGE","PRE_PHP7_EREG_MYSQL_REMOVALS","PRE_PHP7_NSAPI_REMOVAL","PRE_PHP7_REMOVALS","php-5.6.24","php-5.6.24RC1","php-7.0.0","php-7.0.0RC1","php-7.0.0RC2","php-7.0.0RC3","php-7.0.0RC4","php-7.0.0RC5","php-7.0.0RC6","php-7.0.0RC7","php-7.0.0RC8","php-7.0.0alpha1","php-7.0.0alpha2","php-7.0.0beta1","php-7.0.0beta2","php-7.0.0beta3","php-7.0.1","php-7.0.1RC1","php-7.0.2","php-7.0.2RC1","php-7.0.3","php-7.0.4","php-7.0.4RC1","php-7.0.5","php-7.0.5RC1","php-7.0.6","php-7.0.6RC1","php-7.0.7","php-7.0.7RC1","php-7.0.8","php-7.0.8RC1","php-7.0.9","php-7.0.9RC1"],"database_specific":{"vanir_signatures":[{"signature_version":"v1","deprecated":false,"id":"CVE-2016-7127-b20a7f9e","source":"https://github.com/php/php-src/commit/1bd103df00f49cf4d4ade2cfe3f456ac058a4eae","digest":{"threshold":0.9,"line_hashes":["13061000410432496893915167939260265663","16449094754789311592583499708074726003","249040513906500853715332747983958150376"]},"signature_type":"Line","target":{"file":"ext/gd/gd.c"}},{"signature_version":"v1","deprecated":false,"id":"CVE-2016-7127-c5e74e49","source":"https://github.com/php/php-src/commit/1bd103df00f49cf4d4ade2cfe3f456ac058a4eae","digest":{"length":1319,"function_hash":"182819258980180063651267922896273285635"},"signature_type":"Function","target":{"file":"ext/gd/gd.c","function":"PHP_FUNCTION"}}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-7127.json","vanir_signatures_modified":"2026-04-11T05:00:42Z"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}