Unrated severityNVD Advisory· Published Feb 27, 2026· Updated Mar 2, 2026
Vim has a heap-buffer-overflow and a segmentation fault
CVE-2026-28421
Description
Vim is an open source, command line text editor. Versions prior to 9.2.0077 have a heap-buffer-overflow and a segmentation fault (SEGV) exist in Vim's swap file recovery logic. Both are caused by unvalidated fields read from crafted pointer blocks within a swap file. Version 9.2.0077 fixes the issue.
Affected products
2Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
3- github.com/vim/vim/commit/65c1a143c331c886dc28mitrex_refsource_MISC
- github.com/vim/vim/releases/tag/v9.2.0077mitrex_refsource_MISC
- github.com/vim/vim/security/advisories/GHSA-r2gw-2x48-jj5pmitrex_refsource_CONFIRM
News mentions
0No linked articles in our index yet.