CyberRota Analysis
AI-GeneratedVim versions prior to 9.2.0725 are vulnerable to a stack buffer overflow in the spell_soundfold_sal() function, which can be triggered by processing boundary-length words during spell checking. This vulnerability may lead to a crash of the text editor, potentially disrupting workflows for users reliant on Vim for text editing. Users and organizations utilizing Vim in environments where stability is critical should prioritize upgrading to the patched version to mitigate this risk.
Public Exploit Signal
A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.
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Original NVD Description
Vim is an open source, command line text editor. Prior to 9.2.0725, the single-byte branch of spell_soundfold_sal() in src/spell.c translates a word through a spell file's SAL sound-folding rules into a caller-owned result buffer, but its result writes are guarded with reslen < MAXWLEN, allowing reslen to reach MAXWLEN before res[reslen] = NUL writes one byte past the end of the MAXWLEN-element stack buffer. A boundary-length word passed to soundfold(), or reached via sound-based spell suggestion while a SAL-based spell language is active under a non-multibyte 8-bit encoding, can corrupt the eval_soundfold() stack frame and crash the editor. This issue is fixed in version 9.2.0725.
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