CVE-2025-9389

A vulnerability was identified in vim 9.1.0000. Affected is the function __memmove_avx_unaligned_erms of the file memmove-vec-unaligned-erms.S. The manipulation leads to memory corruption. The attack needs to be performed locally. The exploit is publicly available and might be used. Some users are not able to reproduce this. One of the users mentions that this appears not to be working, "when coloring is turned on".

• CWE-119
• CWE-787

• https://drive.google.com/file/d/1iFbTpW79vqBPkFjWYzGYIh_E6esPhYVY/view?usp=sharingExploit
• https://github.com/vim/vim/issues/17940Exploit, Issue Tracking, Patch, Vendor Advisory
• https://github.com/vim/vim/issues/17940#issuecomment-3203415781Exploit, Issue Tracking, Patch
• https://vuldb.com/?ctiid.321222Permissions Required, VDB Entry
• https://vuldb.com/?id.321222Third Party Advisory, VDB Entry
• https://vuldb.com/?submit.630898Exploit, Third Party Advisory, VDB Entry
• https://github.com/vim/vim/issues/17940Exploit, Issue Tracking, Patch, Vendor Advisory
• https://github.com/vim/vim/issues/17940#issuecomment-3203415781Exploit, Issue Tracking, Patch
• https://vuldb.com/?submit.630898Exploit, Third Party Advisory, VDB Entry

Published

Aug 24, 2025

Last Modified

Jun 17, 2026

Status

Analyzed

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
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