Critical Memory Management Vulnerabilities in Vim Package
Summary
USN-6557-1: vim vulnerabilities. Affects vim versions < 2:7.4.052-1ubuntu3.1+esm15. Fixed in 2:7.4.052-1ubuntu3.1+esm15. 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 across various platforms due to its powerful features and extensibility. However, recent vulnerabilities have been identified that could potentially allow attackers to exploit memory management issues, leading to denial of service or arbitrary code execution.
Vulnerability Detail
Multiple vulnerabilities have been discovered in the Vim package, including issues that allow for dereferencing invalid memory, infinite recursion, out-of-bounds writes, and improper memory management. These vulnerabilities could lead to denial of service attacks or allow attackers to execute arbitrary code. Specific CVEs associated with these vulnerabilities include CVE-2022-1725, CVE-2022-1771, CVE-2022-1886, CVE-2022-1897, CVE-2022-2000, CVE-2022-2042, CVE-2023-46246, CVE-2023-48231, CVE-2023-48232, CVE-2023-48233, CVE-2023-48234, CVE-2023-48235, CVE-2023-48236, CVE-2023-48237, and CVE-2023-48706. These vulnerabilities affect various versions of Vim across multiple Ubuntu LTS releases.
How To Fix
Minimum fixed version
2:7.4.052-1ubuntu3.1+esm15
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 patching is not possible, consider limiting the use of Vim in sensitive environments until the vulnerabilities are addressed. Additionally, avoid opening untrusted files with Vim to mitigate potential risks.
Conclusion
The identified vulnerabilities in the Vim package pose significant risks to users, particularly in terms of memory management issues that could lead to denial of service or arbitrary code execution. It is crucial for users to update their Vim installations to the latest patched versions to mitigate these risks.
See every vulnerability recorded for vim →
FAQ
The vulnerabilities affect multiple versions of Vim across Ubuntu LTS releases, including 14.04, 16.04, 18.04, 20.04, and 22.04.
Exploitation of these vulnerabilities could lead to denial of service or arbitrary code execution, compromising system security.
You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time. Check your application using the Vulert playground at Vulert Scanner.
While the best practice is to update, you can limit the use of Vim in sensitive environments and avoid opening untrusted files.
If you cannot update, ensure that you are not using Vim to edit sensitive files and monitor for any unusual activity on your system.
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