{"id":"UBUNTU-CVE-2026-57452","details":"Vim is an open source, command line text editor. Prior to 9.2.0671, when Vim opens a file encrypted with the VimCrypt~04! or VimCrypt~05! method (xchacha20poly1305, requires the +sodium feature) whose body is shorter than a single libsodium secretstream header, an unsigned length calculation underflows and a subsequent decryption call reads far past the end of the input buffer, crashing Vim. This vulnerability is fixed in 9.2.0671.","modified":"2026-07-02T22:49:17.320397902Z","published":"2026-06-25T16:16:00Z","related":["USN-8500-1"],"upstream":["CVE-2026-57452"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-57452"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-57452"},{"type":"REPORT","url":"https://github.com/vim/vim/security/advisories/GHSA-c4j9-wr9j-4486"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8500-1"}],"affected":[{"package":{"name":"vim","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/vim?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:8.2.3995-1ubuntu2.33"}]}],"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","2:8.2.3995-1ubuntu2.1","2:8.2.3995-1ubuntu2.3","2:8.2.3995-1ubuntu2.4","2:8.2.3995-1ubuntu2.5","2:8.2.3995-1ubuntu2.7","2:8.2.3995-1ubuntu2.8","2:8.2.3995-1ubuntu2.9","2:8.2.3995-1ubuntu2.10","2:8.2.3995-1ubuntu2.11","2:8.2.3995-1ubuntu2.12","2:8.2.3995-1ubuntu2.13","2:8.2.3995-1ubuntu2.15","2:8.2.3995-1ubuntu2.16","2:8.2.3995-1ubuntu2.17","2:8.2.3995-1ubuntu2.18","2:8.2.3995-1ubuntu2.19","2:8.2.3995-1ubuntu2.20","2:8.2.3995-1ubuntu2.21","2:8.2.3995-1ubuntu2.22","2:8.2.3995-1ubuntu2.23","2:8.2.3995-1ubuntu2.24","2:8.2.3995-1ubuntu2.26","2:8.2.3995-1ubuntu2.27","2:8.2.3995-1ubuntu2.28","2:8.2.3995-1ubuntu2.29","2:8.2.3995-1ubuntu2.30","2:8.2.3995-1ubuntu2.31","2:8.2.3995-1ubuntu2.32"],"ecosystem_specific":{"binaries":[{"binary_name":"vim","binary_version":"2:8.2.3995-1ubuntu2.33"},{"binary_name":"vim-athena","binary_version":"2:8.2.3995-1ubuntu2.33"},{"binary_name":"vim-common","binary_version":"2:8.2.3995-1ubuntu2.33"},{"binary_version":"2:8.2.3995-1ubuntu2.33","binary_name":"vim-gtk"},{"binary_name":"vim-gtk3","binary_version":"2:8.2.3995-1ubuntu2.33"},{"binary_version":"2:8.2.3995-1ubuntu2.33","binary_name":"vim-gui-common"},{"binary_name":"vim-nox","binary_version":"2:8.2.3995-1ubuntu2.33"},{"binary_version":"2:8.2.3995-1ubuntu2.33","binary_name":"vim-runtime"},{"binary_version":"2:8.2.3995-1ubuntu2.33","binary_name":"vim-tiny"},{"binary_name":"xxd","binary_version":"2:8.2.3995-1ubuntu2.33"}],"availability":"No subscription 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subscription required","binaries":[{"binary_name":"vim","binary_version":"2:9.1.2141-1ubuntu4.6"},{"binary_name":"vim-common","binary_version":"2:9.1.2141-1ubuntu4.6"},{"binary_name":"vim-gtk3","binary_version":"2:9.1.2141-1ubuntu4.6"},{"binary_version":"2:9.1.2141-1ubuntu4.6","binary_name":"vim-gui-common"},{"binary_name":"vim-motif","binary_version":"2:9.1.2141-1ubuntu4.6"},{"binary_name":"vim-nox","binary_version":"2:9.1.2141-1ubuntu4.6"},{"binary_name":"vim-runtime","binary_version":"2:9.1.2141-1ubuntu4.6"},{"binary_version":"2:9.1.2141-1ubuntu4.6","binary_name":"vim-tiny"},{"binary_name":"xxd","binary_version":"2:9.1.2141-1ubuntu4.6"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-57452.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}