{"id":"USN-8583-1","summary":"giflib vulnerabilities","details":"It was discovered that GIFLIB incorrectly handled certain GIF image files.\nIf a user or automated system were tricked into opening a specially crafted\nGIF file, a remote attacker could use this issue to cause GIFLIB to crash,\nresulting in a denial of service, or possibly execute arbitrary code.","modified":"2026-07-22T20:59:38.396563207Z","published":"2026-07-22T12:42:04Z","related":["UBUNTU-CVE-2026-23868","UBUNTU-CVE-2026-26740"],"upstream":["CVE-2026-23868","CVE-2026-26740","UBUNTU-CVE-2026-23868","UBUNTU-CVE-2026-26740"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8583-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-23868"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-26740"}],"affected":[{"package":{"name":"giflib","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/giflib?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.1.9-2ubuntu0.3"}]}],"versions":["5.1.9-2build1","5.1.9-2build2","5.1.9-2ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_version":"5.1.9-2ubuntu0.3","binary_name":"giflib-tools"},{"binary_version":"5.1.9-2ubuntu0.3","binary_name":"libgif7"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:22.04:LTS","cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2026-23868"},{"id":"CVE-2026-26740","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"medium"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8583-1.json"}},{"package":{"name":"giflib","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/giflib?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.2.2-1ubuntu1.2"}]}],"versions":["5.2.1-2.5","5.2.2-1ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"giflib-tools","binary_version":"5.2.2-1ubuntu1.2"},{"binary_name":"libgif7","binary_version":"5.2.2-1ubuntu1.2"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2026-23868","severity":[{"score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2026-26740","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}],"ecosystem":"Ubuntu:24.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8583-1.json"}},{"package":{"name":"giflib","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/giflib?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.2.2-1ubuntu3.2"}]}],"versions":["5.2.2-1ubuntu2","5.2.2-1ubuntu3"],"ecosystem_specific":{"binaries":[{"binary_name":"giflib-tools","binary_version":"5.2.2-1ubuntu3.2"},{"binary_name":"libgif7","binary_version":"5.2.2-1ubuntu3.2"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2026-23868","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2026-26740","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:26.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8583-1.json"}}],"schema_version":"1.7.5"}