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CVE-2026-73072

Vim: Heap Buffer Overflow when Loading a Spell File

Published: Aug 11, 2026Updated: Sep 9, 2026 Sources: CVE List NVDCWE-122

Description

Vim is an open source, command line text editor. Prior to 9.2.0846, set_sofo() in src/spellfile.c reuses sl_sal_first[] without resetting values left by set_sal_first(), so a crafted spell file containing an SN_SAL section before an SN_SOFO section causes under-counted mapping lists and attacker-influenced writes beyond a heap allocation. This issue is fixed in version 9.2.0846.

No summary for this CVE yet.

Weaknesses

Affected Products

vim
oss-projectaka gvim, vi, vim/vim

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
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References

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