{"id":"UBUNTU-CVE-2020-6105","details":"An exploitable code execution vulnerability exists in the multiple devices functionality of F2fs-Tools F2fs.Fsck 1.13. A specially crafted f2fs filesystem can cause Information overwrite resulting in a code execution. An attacker can provide a malicious file to trigger this vulnerability.","modified":"2026-04-22T14:28:26.729112Z","published":"2020-10-15T15:15:00Z","upstream":["CVE-2020-6105"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-6105"},{"type":"REPORT","url":"https://talosintelligence.com/vulnerability_reports/TALOS-2020-1047"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-6105"}],"affected":[{"package":{"name":"f2fs-tools","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/f2fs-tools@1.6.1-1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.4.1-1","1.6.0-1","1.6.0-2","1.6.1-1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.6.1-1","binary_name":"f2fs-tools"},{"binary_version":"1.6.1-1","binary_name":"libf2fs0"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-6105.json"}},{"package":{"name":"f2fs-tools","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/f2fs-tools@1.11.0-1.1~18.04?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.7.0-1.1","1.10.0-1","1.11.0-1.1~18.04"],"ecosystem_specific":{"binaries":[{"binary_version":"1.11.0-1.1~18.04","binary_name":"f2fs-tools"},{"binary_version":"1.11.0-1.1~18.04","binary_name":"libf2fs-format4"},{"binary_version":"1.11.0-1.1~18.04","binary_name":"libf2fs5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-6105.json"}},{"package":{"name":"f2fs-tools","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/f2fs-tools@1.11.0-1.1ubuntu1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.11.0-1.1","1.11.0-1.1ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.11.0-1.1ubuntu1","binary_name":"f2fs-tools"},{"binary_version":"1.11.0-1.1ubuntu1","binary_name":"libf2fs-format4"},{"binary_version":"1.11.0-1.1ubuntu1","binary_name":"libf2fs5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-6105.json"}},{"package":{"name":"f2fs-tools","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/f2fs-tools@1.14.0-2build1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.14.0-2build1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.14.0-2build1","binary_name":"f2fs-tools"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-6105.json"}},{"package":{"name":"f2fs-tools","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/f2fs-tools@1.16.0-1?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.16.0-1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.16.0-1","binary_name":"f2fs-tools"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-6105.json"}},{"package":{"name":"f2fs-tools","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/f2fs-tools@1.16.0-2?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.16.0-1.1","1.16.0-2"],"ecosystem_specific":{"binaries":[{"binary_version":"1.16.0-2","binary_name":"f2fs-tools"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-6105.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H"},{"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"}]}