{"id":"UBUNTU-CVE-2019-15133","details":"In GIFLIB before 2019-02-16, a malformed GIF file triggers a divide-by-zero exception in the decoder function DGifSlurp in dgif_lib.c if the height field of the ImageSize data structure is equal to zero.","modified":"2026-04-22T12:11:32.193243Z","published":"2019-08-17T00:00:00Z","related":["USN-4107-1"],"upstream":["CVE-2019-15133"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-15133"},{"type":"REPORT","url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=13008"},{"type":"REPORT","url":"https://sourceforge.net/p/giflib/bugs/119/"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4107-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2019-15133"}],"affected":[{"package":{"name":"giflib","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/giflib@5.1.4-0.3~16.04.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.1.4-0.3~16.04.1"}]}],"versions":["4.1.6-11","5.1.1-0ubuntu1","5.1.1-0.1","5.1.1-0.2","5.1.2-0.1","5.1.2-0.2","5.1.4-0.3~16.04"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"5.1.4-0.3~16.04.1","binary_name":"giflib-tools"},{"binary_name":"libgif7","binary_version":"5.1.4-0.3~16.04.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-15133.json"}},{"package":{"name":"giflib","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/giflib@5.1.4-2ubuntu0.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.1.4-2ubuntu0.1"}]}],"versions":["5.1.4-1","5.1.4-2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"giflib-tools","binary_version":"5.1.4-2ubuntu0.1"},{"binary_name":"libgif7","binary_version":"5.1.4-2ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-15133.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}