Heap Buffer Overflow in texlive-bin Package: CVE-2022-35474
Summary
DEBIAN-CVE-2022-35474: OTFCC v0.10.4 was discovered to contain a heap-buffer overflow via /release-x64/otfccdump+0x6b544e. Affects texlive-bin versions 2022.20220321.62855-5.1 – 2025.20250727.75242+ds-5~hurd.1. No fix is published. How to fix ↓
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Background
The texlive-bin package is a collection of binaries for the TeX Live distribution, which is widely used for typesetting documents. It provides essential tools for processing TeX documents and is integral for users in academia and publishing. The package is available across multiple Debian versions, including Debian 12, 13, and 14. This vulnerability exposes the package to potential exploitation due to a heap buffer overflow, which can lead to arbitrary code execution.
Vulnerability Detail
CVE-2022-35474 is a vulnerability found in OTFCC version 0.10.4, specifically a heap-buffer overflow that occurs through the otfccdump utility. This flaw can be exploited by attackers to execute arbitrary code, potentially compromising the integrity and confidentiality of the system. The vulnerability arises from improper handling of memory allocation, which can lead to memory corruption and unexpected behavior in the application.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
As a temporary workaround, users can avoid using the otfccdump utility until the package is updated. This will help mitigate the risk of exploitation until a patch is applied.
Conclusion
The CVE-2022-35474 vulnerability in the texlive-bin package poses a significant risk due to a heap buffer overflow. Users are strongly encouraged to update their packages to mitigate this risk and ensure the security of their systems. Utilizing tools like Vulert can help in monitoring for such vulnerabilities in real-time.
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FAQ
CVE-2022-35474 is a vulnerability in the texlive-bin package that allows for a heap buffer overflow, potentially leading to arbitrary code execution.
You can use the Vulert platform to monitor and alert for open-source vulnerabilities in your software. Visit Vulert Scanner to check if your application is affected without any signup.
The risks include potential unauthorized access to system resources, data corruption, and the ability for attackers to execute malicious code.
Yes, users are advised to update the texlive-bin package to the latest version to apply the necessary security patches.
If an immediate update is not possible, refrain from using the otfccdump utility as a temporary measure to reduce the risk of exploitation.
References
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