Integer Overflow Vulnerability in Vim Package: Low Impact Risk
Summary
DEBIAN-CVE-2023-48237: Vim is an open source command line text editor. Affects vim versions < 2:9.0.2116-1. Fixed in 2:9.0.2116-1. How to fix ↓
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Background
Vim is a widely-used open source command line text editor known for its efficiency and versatility in text manipulation. It supports various programming languages and offers features like syntax highlighting, multi-level undo, and extensive customization options. However, certain versions of Vim are vulnerable to an integer overflow issue when shifting lines in operator pending mode with large values, which could potentially lead to unexpected behavior.
Vulnerability Detail
The vulnerability arises from the handling of large integer values during line shifting operations in Vim's operator pending mode. When users attempt to shift lines using excessively large values, it may cause an overflow of the integer size, leading to unpredictable behavior. Although the impact is considered low and requires user interaction, it could result in crashes or other unintended consequences in specific scenarios. This issue has been addressed in commit 6bf131888, included in version 9.0.2112.
How To Fix
Minimum fixed version
2:9.0.2116-1
This is the first release that contains the fix.
sudo apt-get install --only-upgrade vimTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
There are no known workarounds for this vulnerability. Users are advised to upgrade to the patched version as soon as possible.
Conclusion
In summary, the integer overflow vulnerability in Vim poses a low risk but requires user attention to mitigate. Users should promptly update to the patched version to ensure their systems remain secure. Regular monitoring for vulnerabilities, such as through tools like Vulert, can help maintain software integrity.
See every vulnerability recorded for vim →
FAQ
The vulnerability is an integer overflow issue that occurs when shifting lines in operator pending mode with very large values.
The vulnerability affects Vim versions prior to 2:9.0.2116-1.
Yes, user interaction is required, as the issue arises during specific operations performed by the user.
The consequences may include crashes or unexpected behavior, although the overall impact is considered low.
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References
Related vulnerabilities
Recent vulnerabilities recorded for vim.
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