{"id":"USN-5969-1","summary":"gif2apng vulnerabilities","details":"It was discovered that gif2apng contained multiple heap-base overflows. An\nattacker could potentially exploit this to cause a denial of service (system\ncrash). (CVE-2021-45909, CVE-2021-45910, CVE-2021-45911)\n","modified":"2026-06-25T13:31:54.493149864Z","published":"2023-03-23T22:53:29Z","related":["UBUNTU-CVE-2021-45909","UBUNTU-CVE-2021-45910","UBUNTU-CVE-2021-45911"],"upstream":["CVE-2021-45909","CVE-2021-45910","CVE-2021-45911","UBUNTU-CVE-2021-45909","UBUNTU-CVE-2021-45910","UBUNTU-CVE-2021-45911"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5969-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-45909"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-45910"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-45911"}],"affected":[{"package":{"name":"gif2apng","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/gif2apng?arch=source&distro=esm-apps%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.7-3ubuntu0.1~esm1"}]}],"versions":["1.7-3"],"ecosystem_specific":{"binaries":[{"binary_name":"gif2apng","binary_version":"1.7-3ubuntu0.1~esm1"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:Pro:16.04:LTS","cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2021-45909"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2021-45910"},{"id":"CVE-2021-45911","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5969-1.json"}},{"package":{"name":"gif2apng","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/gif2apng?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.9+srconly-2ubuntu0.1"}]}],"versions":["1.9+srconly-2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"gif2apng","binary_version":"1.9+srconly-2ubuntu0.1"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:18.04:LTS","cves":[{"id":"CVE-2021-45909","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-45910","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2021-45911"}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5969-1.json"}},{"package":{"name":"gif2apng","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/gif2apng?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.9+srconly-3ubuntu0.1"}]}],"versions":["1.9+srconly-3","1.9+srconly-3build1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.9+srconly-3ubuntu0.1","binary_name":"gif2apng"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2021-45909"},{"id":"CVE-2021-45910","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2021-45911","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}],"ecosystem":"Ubuntu:20.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5969-1.json"}}],"schema_version":"1.7.5"}