Critical Out-of-Bounds Write Vulnerability in Vim Package
Summary
UBUNTU-CVE-2022-2210: Out-of-bounds Write in GitHub repository vim/vim prior to 8.2. Affects vim versions < 2:7.4.052-1ubuntu3.1+esm11. Fixed in 2:7.4.052-1ubuntu3.1+esm11. How to fix ↓
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Background
Vim is a highly configurable text editor built to enable efficient text editing. It is widely used by developers and system administrators for its powerful features and extensibility. The package is available across various Linux distributions, including Ubuntu. The vulnerability in question affects multiple versions of Vim, making it crucial for users to be aware of potential risks and updates.
Vulnerability Detail
The vulnerability, identified as CVE-2022-2210, is an out-of-bounds write issue that arises from improper handling of memory in the Vim codebase. This flaw can lead to arbitrary code execution, potentially allowing an attacker to gain unauthorized access or control over the affected system. The vulnerability was introduced in versions prior to 8.2 and has a CVSS score of 7.8, indicating a high severity level. Users are advised to take immediate action to mitigate risks associated with this vulnerability.
How To Fix
Minimum fixed version
2:7.4.052-1ubuntu3.1+esm11
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
If immediate updating is not feasible, users can mitigate the risk by restricting access to the Vim editor or using alternative text editors until the package is updated. Additionally, running Vim in a controlled environment or container can help isolate potential threats.
Conclusion
The out-of-bounds write vulnerability in the Vim package poses significant risks to users, potentially allowing unauthorized access and control. It is essential to update to the latest patched versions to mitigate these risks. Users should also consider using tools like Vulert to monitor for vulnerabilities in their software.
See every vulnerability recorded for vim →
FAQ
CVE-2022-2210 is a vulnerability in the Vim text editor that allows for out-of-bounds writes, which can lead to arbitrary code execution.
You can check your version of Vim by running 'vim --version' in the terminal. Compare it with the affected versions listed in the vulnerability report.
If you cannot update Vim right away, consider using alternative text editors or restricting access to Vim until a patch is applied.
Yes, you can use Vulert, which monitors and alerts in real-time for open-source vulnerabilities using just a manifest file like package-lock.json.
The CVSS score for CVE-2022-2210 is 7.8, indicating a high severity level.
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