{"id":"UBUNTU-CVE-2016-7944","details":"Integer overflow in X.org libXfixes before 5.0.3 on 32-bit platforms might allow remote X servers to gain privileges via a length value of INT_MAX, which triggers the client to stop reading data and get out of sync.","modified":"2026-02-04T02:44:21.543563Z","published":"2016-12-13T20:59:00Z","related":["USN-5437-1"],"upstream":["CVE-2016-7944"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2016-7944"},{"type":"REPORT","url":"http://www.openwall.com/lists/oss-security/2016/10/04/4"},{"type":"REPORT","url":"https://lists.x.org/archives/xorg-announce/2016-October/002720.html"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5437-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2016-7944"}],"affected":[{"package":{"name":"libxfixes","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/libxfixes@1:5.0.1-2ubuntu0.1~esm1?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:5.0.1-2ubuntu0.1~esm1"}]}],"versions":["1:5.0.1-2"],"ecosystem_specific":{"binaries":[{"binary_version":"1:5.0.1-2ubuntu0.1~esm1","binary_name":"libxfixes-dev"},{"binary_version":"1:5.0.1-2ubuntu0.1~esm1","binary_name":"libxfixes3"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-7944.json"}},{"package":{"name":"libxfixes","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/libxfixes@1:5.0.3-1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:5.0.3-1"}]}],"ecosystem_specific":{"binaries":[{"binary_version":"1:5.0.3-1","binary_name":"libxfixes-dev"},{"binary_version":"1:5.0.3-1","binary_name":"libxfixes3"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-7944.json"}},{"package":{"name":"libxfixes","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/libxfixes@1:5.0.3-1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:5.0.3-1"}]}],"ecosystem_specific":{"binaries":[{"binary_version":"1:5.0.3-1","binary_name":"libxfixes-dev"},{"binary_version":"1:5.0.3-1","binary_name":"libxfixes3"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-7944.json"}}],"schema_version":"1.7.3","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":"low"}]}