{"id":"UBUNTU-CVE-2021-3973","details":"vim is vulnerable to Heap-based Buffer Overflow","modified":"2026-01-30T02:15:38.355848Z","published":"2021-11-19T12:15:00Z","related":["USN-5247-1","USN-5433-1","USN-6965-1"],"upstream":["CVE-2021-3973"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-3973"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5247-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5433-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2021-3973"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6965-1"}],"affected":[{"package":{"name":"vim","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/vim@2:7.4.052-1ubuntu3.1+esm17?arch=source&distro=trusty/esm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:7.4.052-1ubuntu3.1+esm17"}]}],"versions":["2:7.4.000-1ubuntu2","2:7.4.052-1ubuntu1","2:7.4.052-1ubuntu2","2:7.4.052-1ubuntu3","2:7.4.052-1ubuntu3.1","2:7.4.052-1ubuntu3.1+esm1","2:7.4.052-1ubuntu3.1+esm3","2:7.4.052-1ubuntu3.1+esm4","2:7.4.052-1ubuntu3.1+esm5","2:7.4.052-1ubuntu3.1+esm6","2:7.4.052-1ubuntu3.1+esm7","2:7.4.052-1ubuntu3.1+esm8","2:7.4.052-1ubuntu3.1+esm9","2:7.4.052-1ubuntu3.1+esm10","2:7.4.052-1ubuntu3.1+esm11","2:7.4.052-1ubuntu3.1+esm12","2:7.4.052-1ubuntu3.1+esm13","2:7.4.052-1ubuntu3.1+esm14","2:7.4.052-1ubuntu3.1+esm15","2:7.4.052-1ubuntu3.1+esm16"],"ecosystem_specific":{"binaries":[{"binary_name":"vim","binary_version":"2:7.4.052-1ubuntu3.1+esm17"},{"binary_name":"vim-athena","binary_version":"2:7.4.052-1ubuntu3.1+esm17"},{"binary_name":"vim-common","binary_version":"2:7.4.052-1ubuntu3.1+esm17"},{"binary_name":"vim-gnome","binary_version":"2:7.4.052-1ubuntu3.1+esm17"},{"binary_name":"vim-gtk","binary_version":"2:7.4.052-1ubuntu3.1+esm17"},{"binary_name":"vim-gui-common","binary_version":"2:7.4.052-1ubuntu3.1+esm17"},{"binary_name":"vim-lesstif","binary_version":"2:7.4.052-1ubuntu3.1+esm17"},{"binary_name":"vim-nox","binary_version":"2:7.4.052-1ubuntu3.1+esm17"},{"binary_name":"vim-runtime","binary_version":"2:7.4.052-1ubuntu3.1+esm17"},{"binary_name":"vim-tiny","binary_version":"2:7.4.052-1ubuntu3.1+esm17"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3973.json"}},{"package":{"name":"vim","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/vim@2:7.4.1689-3ubuntu1.5+esm4?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:7.4.1689-3ubuntu1.5+esm4"}]}],"versions":["2:7.4.712-2ubuntu4","2:7.4.826-1ubuntu1","2:7.4.826-1ubuntu2","2:7.4.826-1ubuntu3","2:7.4.963-1ubuntu1","2:7.4.963-1ubuntu4","2:7.4.963-1ubuntu5","2:7.4.1689-3ubuntu1","2:7.4.1689-3ubuntu1.1","2:7.4.1689-3ubuntu1.2","2:7.4.1689-3ubuntu1.3","2:7.4.1689-3ubuntu1.4","2:7.4.1689-3ubuntu1.5","2:7.4.1689-3ubuntu1.5+esm2","2:7.4.1689-3ubuntu1.5+esm3"],"ecosystem_specific":{"binaries":[{"binary_name":"vim","binary_version":"2:7.4.1689-3ubuntu1.5+esm4"},{"binary_name":"vim-athena","binary_version":"2:7.4.1689-3ubuntu1.5+esm4"},{"binary_name":"vim-athena-py2","binary_version":"2:7.4.1689-3ubuntu1.5+esm4"},{"binary_name":"vim-common","binary_version":"2:7.4.1689-3ubuntu1.5+esm4"},{"binary_name":"vim-gnome","binary_version":"2:7.4.1689-3ubuntu1.5+esm4"},{"binary_name":"vim-gnome-py2","binary_version":"2:7.4.1689-3ubuntu1.5+esm4"},{"binary_name":"vim-gtk","binary_version":"2:7.4.1689-3ubuntu1.5+esm4"},{"binary_name":"vim-gtk-py2","binary_version":"2:7.4.1689-3ubuntu1.5+esm4"},{"binary_name":"vim-gtk3","binary_version":"2:7.4.1689-3ubuntu1.5+esm4"},{"binary_name":"vim-gtk3-py2","binary_version":"2:7.4.1689-3ubuntu1.5+esm4"},{"binary_name":"vim-gui-common","binary_version":"2:7.4.1689-3ubuntu1.5+esm4"},{"binary_name":"vim-nox","binary_version":"2:7.4.1689-3ubuntu1.5+esm4"},{"binary_name":"vim-nox-py2","binary_version":"2:7.4.1689-3ubuntu1.5+esm4"},{"binary_name":"vim-runtime","binary_version":"2:7.4.1689-3ubuntu1.5+esm4"},{"binary_name":"vim-tiny","binary_version":"2:7.4.1689-3ubuntu1.5+esm4"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3973.json"}},{"package":{"name":"vim","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/vim@2:8.0.1453-1ubuntu1.8?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:8.0.1453-1ubuntu1.8"}]}],"versions":["2:8.0.0197-4ubuntu5","2:8.0.1144-1ubuntu1","2:8.0.1401-1ubuntu1","2:8.0.1401-1ubuntu2","2:8.0.1401-1ubuntu3","2:8.0.1453-1ubuntu1","2:8.0.1453-1ubuntu1.1","2:8.0.1453-1ubuntu1.3","2:8.0.1453-1ubuntu1.4","2:8.0.1453-1ubuntu1.6","2:8.0.1453-1ubuntu1.7"],"ecosystem_specific":{"binaries":[{"binary_name":"vim","binary_version":"2:8.0.1453-1ubuntu1.8"},{"binary_name":"vim-athena","binary_version":"2:8.0.1453-1ubuntu1.8"},{"binary_name":"vim-common","binary_version":"2:8.0.1453-1ubuntu1.8"},{"binary_name":"vim-gnome","binary_version":"2:8.0.1453-1ubuntu1.8"},{"binary_name":"vim-gtk","binary_version":"2:8.0.1453-1ubuntu1.8"},{"binary_name":"vim-gtk3","binary_version":"2:8.0.1453-1ubuntu1.8"},{"binary_name":"vim-gui-common","binary_version":"2:8.0.1453-1ubuntu1.8"},{"binary_name":"vim-nox","binary_version":"2:8.0.1453-1ubuntu1.8"},{"binary_name":"vim-runtime","binary_version":"2:8.0.1453-1ubuntu1.8"},{"binary_name":"vim-tiny","binary_version":"2:8.0.1453-1ubuntu1.8"},{"binary_name":"xxd","binary_version":"2:8.0.1453-1ubuntu1.8"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3973.json"}},{"package":{"name":"vim","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/vim@2:8.1.2269-1ubuntu5.6?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:8.1.2269-1ubuntu5.6"}]}],"versions":["2:8.1.0875-5ubuntu2","2:8.1.0875-5ubuntu3","2:8.1.0875-5ubuntu4","2:8.1.2269-1ubuntu1","2:8.1.2269-1ubuntu4","2:8.1.2269-1ubuntu5","2:8.1.2269-1ubuntu5.3","2:8.1.2269-1ubuntu5.4"],"ecosystem_specific":{"binaries":[{"binary_name":"vim","binary_version":"2:8.1.2269-1ubuntu5.6"},{"binary_name":"vim-athena","binary_version":"2:8.1.2269-1ubuntu5.6"},{"binary_name":"vim-common","binary_version":"2:8.1.2269-1ubuntu5.6"},{"binary_name":"vim-gtk","binary_version":"2:8.1.2269-1ubuntu5.6"},{"binary_name":"vim-gtk3","binary_version":"2:8.1.2269-1ubuntu5.6"},{"binary_name":"vim-gui-common","binary_version":"2:8.1.2269-1ubuntu5.6"},{"binary_name":"vim-nox","binary_version":"2:8.1.2269-1ubuntu5.6"},{"binary_name":"vim-runtime","binary_version":"2:8.1.2269-1ubuntu5.6"},{"binary_name":"vim-tiny","binary_version":"2:8.1.2269-1ubuntu5.6"},{"binary_name":"xxd","binary_version":"2:8.1.2269-1ubuntu5.6"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3973.json"}}],"schema_version":"1.7.3","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":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:H"},{"type":"Ubuntu","score":"low"}]}