{"id":"USN-3117-1","summary":"libgd2 vulnerabilities","details":"Ibrahim El-Sayed discovered that the GD library incorrectly handled certain\nmalformed Tiff images. If a user or automated system were tricked into\nprocessing a specially crafted Tiff image, an attacker could cause a denial\nof service. (CVE-2016-6911)\n\nKe Liu discovered that the GD library incorrectly handled certain integers\nwhen processing WebP images. If a user or automated system were tricked\ninto processing a specially crafted WebP image, an attacker could cause a\ndenial of service, or possibly execute arbitrary code. This issue only\napplied to Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 16.10.\n(CVE-2016-7568)\n\nEmmanuel Law discovered that the GD library incorrectly handled certain\nstrings when creating images. If a user or automated system were tricked\ninto processing a specially crafted image, an attacker could cause a denial\nof service, or possibly execute arbitrary code. (CVE-2016-8670)\n","modified":"2026-02-10T04:41:02Z","published":"2016-11-01T17:10:21Z","related":["UBUNTU-CVE-2016-6911","UBUNTU-CVE-2016-7568","UBUNTU-CVE-2016-8670"],"upstream":["CVE-2016-6911","CVE-2016-7568","CVE-2016-8670","UBUNTU-CVE-2016-6911","UBUNTU-CVE-2016-7568","UBUNTU-CVE-2016-8670"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3117-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2016-6911"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2016-7568"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2016-8670"}],"affected":[{"package":{"name":"libgd2","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/libgd2@2.1.0-3ubuntu0.5?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.0-3ubuntu0.5"}]}],"versions":["2.1.0-2","2.1.0-3","2.1.0-3ubuntu0.1","2.1.0-3ubuntu0.2","2.1.0-3ubuntu0.3"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libgd-dev","binary_version":"2.1.0-3ubuntu0.5"},{"binary_name":"libgd-tools","binary_version":"2.1.0-3ubuntu0.5"},{"binary_name":"libgd2-noxpm-dev","binary_version":"2.1.0-3ubuntu0.5"},{"binary_name":"libgd2-xpm-dev","binary_version":"2.1.0-3ubuntu0.5"},{"binary_name":"libgd3","binary_version":"2.1.0-3ubuntu0.5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3117-1.json","cves_map":{"ecosystem":"Ubuntu:14.04:LTS","cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2016-6911"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2016-7568"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2016-8670"}]}}},{"package":{"name":"libgd2","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/libgd2@2.1.1-4ubuntu0.16.04.5?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.1-4ubuntu0.16.04.5"}]}],"versions":["2.1.1-4build1","2.1.1-4build2","2.1.1-4ubuntu0.16.04.1","2.1.1-4ubuntu0.16.04.2","2.1.1-4ubuntu0.16.04.3"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libgd-dev","binary_version":"2.1.1-4ubuntu0.16.04.5"},{"binary_name":"libgd-tools","binary_version":"2.1.1-4ubuntu0.16.04.5"},{"binary_name":"libgd3","binary_version":"2.1.1-4ubuntu0.16.04.5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3117-1.json","cves_map":{"ecosystem":"Ubuntu:16.04:LTS","cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2016-6911"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2016-7568"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2016-8670"}]}}}],"schema_version":"1.7.3"}