{"id":"UBUNTU-CVE-2016-5766","details":"Integer overflow in the _gd2GetHeader function in gd_gd2.c in the GD Graphics Library (aka libgd) before 2.2.3, as used in PHP before 5.5.37, 5.6.x before 5.6.23, and 7.x before 7.0.8, allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via crafted chunk dimensions in an image.","modified":"2026-04-22T10:53:21.831248Z","published":"2016-06-24T00:00:00Z","related":["USN-3030-1"],"upstream":["CVE-2016-5766"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2016-5766"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3030-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2016-5766"}],"affected":[{"package":{"name":"libgd2","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/libgd2@2.1.0-3ubuntu0.2?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.0-3ubuntu0.2"}]}],"versions":["2.1.0-2","2.1.0-3","2.1.0-3ubuntu0.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libgd-tools","binary_version":"2.1.0-3ubuntu0.2"},{"binary_name":"libgd3","binary_version":"2.1.0-3ubuntu0.2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-5766.json"}},{"package":{"name":"libgd2","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/libgd2@2.1.1-4ubuntu0.16.04.2?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.1-4ubuntu0.16.04.2"}]}],"versions":["2.1.1-4build1","2.1.1-4build2","2.1.1-4ubuntu0.16.04.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libgd-tools","binary_version":"2.1.1-4ubuntu0.16.04.2"},{"binary_name":"libgd3","binary_version":"2.1.1-4ubuntu0.16.04.2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-5766.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}