{"id":"UBUNTU-CVE-2021-3968","details":"vim is vulnerable to Heap-based Buffer Overflow","modified":"2025-07-16T08:15:52.102977Z","published":"2021-11-19T12:15:00Z","withdrawn":"2025-07-18T16:46:31Z","upstream":["CVE-2021-3968"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-3968"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2021-3968"}],"affected":[{"package":{"name":"vim","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/vim@2:8.2.3995-1ubuntu2.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:8.2.3995-1ubuntu2.1"}]}],"versions":["2:8.2.2434-3ubuntu3","2:8.2.2434-3ubuntu4","2:8.2.3565-1ubuntu1","2:8.2.3565-1ubuntu2","2:8.2.3565-1ubuntu3","2:8.2.3565-1ubuntu5","2:8.2.3995-1ubuntu1","2:8.2.3995-1ubuntu2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"vim","binary_version":"2:8.2.3995-1ubuntu2.1"},{"binary_name":"vim-athena","binary_version":"2:8.2.3995-1ubuntu2.1"},{"binary_name":"vim-athena-dbgsym","binary_version":"2:8.2.3995-1ubuntu2.1"},{"binary_version":"2:8.2.3995-1ubuntu2.1","binary_name":"vim-common"},{"binary_version":"2:8.2.3995-1ubuntu2.1","binary_name":"vim-dbgsym"},{"binary_name":"vim-doc","binary_version":"2:8.2.3995-1ubuntu2.1"},{"binary_name":"vim-gtk","binary_version":"2:8.2.3995-1ubuntu2.1"},{"binary_name":"vim-gtk3","binary_version":"2:8.2.3995-1ubuntu2.1"},{"binary_name":"vim-gtk3-dbgsym","binary_version":"2:8.2.3995-1ubuntu2.1"},{"binary_name":"vim-gui-common","binary_version":"2:8.2.3995-1ubuntu2.1"},{"binary_name":"vim-nox","binary_version":"2:8.2.3995-1ubuntu2.1"},{"binary_name":"vim-nox-dbgsym","binary_version":"2:8.2.3995-1ubuntu2.1"},{"binary_name":"vim-runtime","binary_version":"2:8.2.3995-1ubuntu2.1"},{"binary_version":"2:8.2.3995-1ubuntu2.1","binary_name":"vim-tiny"},{"binary_version":"2:8.2.3995-1ubuntu2.1","binary_name":"vim-tiny-dbgsym"},{"binary_name":"xxd","binary_version":"2:8.2.3995-1ubuntu2.1"},{"binary_name":"xxd-dbgsym","binary_version":"2:8.2.3995-1ubuntu2.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3968.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"low"}]}