CVE-2025-9389 – Vim Local Memory Corruption Vulnerability

CVE ID : CVE-2025-9389

Published : Aug. 24, 2025, 1:15 p.m. | 1 hour, 16 minutes ago

Description : 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”.

Severity: 4.8 | MEDIUM

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