Vim is an open source, command line text editor. Prior to version 9.2.0078, a stack-buffer-overflow occurs in `build_stl_str_hl()` when rendering a statusline with a multi-byte fill character on a very wide terminal. Version 9.2.0078 patches the issue.
Attack Parameters
Attack Vector
Local
Requires local access
Attack Complexity
High
Difficult to exploit
Privileges Required
Low
Basic privileges needed
User Interaction
Required
User action required
Impact Assessment
Confidentiality
None
No data leak
Integrity
Low
Partial data modification
Availability
None
No disruption
CVSS Vector v3.1
Weakness Type (CWE)
References 4
https://github.com/vim/vim/commit/4e5b9e31cb7484ad156f
security-advisories@github.com
https://github.com/vim/vim/releases/tag/v9.2.0078
security-advisories@github.com
https://github.com/vim/vim/security/advisories/GHSA-gmqx-prf2-8mwf
security-advisories@github.com
http://www.openwall.com/lists/oss-security/2026/02/27/11
af854a3a-2127-422b-91ae-364da2661108