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Unrated severityNVD Advisory· Published Jun 19, 2022· Updated Aug 3, 2024

Buffer Over-read in vim/vim

CVE-2022-2124

Description

A buffer over-read vulnerability in Vim prior to version 8.2 could allow arbitrary code execution via a crafted file.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

A buffer over-read vulnerability in Vim prior to version 8.2 could allow arbitrary code execution via a crafted file.

Vulnerability

A buffer over-read issue exists in Vim versions prior to 8.2. The bug is triggered when processing specially crafted files, potentially allowing an attacker to read beyond the intended buffer boundaries. The vulnerability is present in the core editing engine and can be reached through normal file opening workflows.

Exploitation

An attacker must provide a maliciously crafted file to the target user. The user must open the file with Vim (or an application that embeds Vim, such as certain text editors). No special privileges are required on the attacker's part beyond the ability to deliver the file. The over-read occurs during parsing or processing of the malformed content.

Impact

Successful exploitation can lead to arbitrary code execution, as evidenced by Apple's security advisory [1] which lists the same CVE for macOS components that incorporate Vim. The attacker could achieve code execution in the context of the Vim process, potentially leading to full system compromise depending on the environment.

Mitigation

Users should upgrade to Vim version 8.2 or later. Apple released macOS Ventura 13 on October 24, 2022, which addresses this issue [1]. Fedora package announcements also reference the fix [4]. No workaround is available for unpatched versions.

References
  1. About the security content of macOS Ventura 13 - Apple Support
  2. Making sure you're not a bot!

AI Insight generated on May 27, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.

Affected products

39

Patches

0

No patches discovered yet.

Vulnerability mechanics

No source-code context for this CVE — mechanics is only generated when we can read the actual fix diff. Without that, the four sections (root cause, attack vector, affected code, fix) would be speculation rather than analysis.

References

14

News mentions

0

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