{"id":"UBUNTU-CVE-2018-11489","details":"The DGifDecompressLine function in dgif_lib.c in GIFLIB (possibly version 3.0.x), as later shipped in cgif.c in sam2p 0.49.4, has a heap-based buffer overflow because a certain CrntCode array index is not checked. This will lead to a denial of service or possibly unspecified other impact.","modified":"2025-07-16T08:22:10.050629Z","published":"2018-05-26T18:29:00Z","withdrawn":"2025-07-18T16:44:37Z","upstream":["CVE-2018-11489"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-11489"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2018-11489"}],"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-dbg"},{"binary_version":"5.1.4-0.3~16.04.1","binary_name":"giflib-tools"},{"binary_version":"5.1.4-0.3~16.04.1","binary_name":"giflib-tools-dbgsym"},{"binary_version":"5.1.4-0.3~16.04.1","binary_name":"libgif-dev"},{"binary_version":"5.1.4-0.3~16.04.1","binary_name":"libgif-dev-dbgsym"},{"binary_version":"5.1.4-0.3~16.04.1","binary_name":"libgif7"},{"binary_version":"5.1.4-0.3~16.04.1","binary_name":"libgif7-dbgsym"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-11489.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_version":"5.1.4-2ubuntu0.1","binary_name":"giflib-tools"},{"binary_version":"5.1.4-2ubuntu0.1","binary_name":"giflib-tools-dbgsym"},{"binary_version":"5.1.4-2ubuntu0.1","binary_name":"libgif-dev"},{"binary_version":"5.1.4-2ubuntu0.1","binary_name":"libgif7"},{"binary_version":"5.1.4-2ubuntu0.1","binary_name":"libgif7-dbgsym"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-11489.json"}},{"package":{"name":"giflib","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/giflib@5.1.9-1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.1.9-1"}]}],"versions":["5.1.4-3ubuntu1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"5.1.9-1","binary_name":"giflib-tools"},{"binary_version":"5.1.9-1","binary_name":"giflib-tools-dbgsym"},{"binary_version":"5.1.9-1","binary_name":"libgif-dev"},{"binary_version":"5.1.9-1","binary_name":"libgif7"},{"binary_version":"5.1.9-1","binary_name":"libgif7-dbgsym"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-11489.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"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":"low"}]}