Heap Buffer Overflow Vulnerability in texlive-bin Package
Summary
DEBIAN-CVE-2022-35037: OTFCC commit 617837b was discovered to contain a heap buffer overflow via /release-x64/otfccdump+0x6adb1e. 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 crucial component of the TeX Live distribution, which provides a comprehensive suite for typesetting documents. It includes various tools and utilities for processing TeX documents, making it essential for users in academia and publishing. However, a recent vulnerability has been identified that could potentially compromise the integrity of systems utilizing this package.
Vulnerability Detail
The vulnerability, identified as CVE-2022-35037, originates from a commit in the OTFCC project, specifically commit 617837b. It manifests as a heap buffer overflow in the otfccdump utility, which is part of the texlive-bin package. This flaw can lead to arbitrary code execution, allowing attackers to exploit the overflow to manipulate system memory. The ramifications of this vulnerability could be severe, potentially leading to unauthorized access or control over affected systems.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
As a temporary workaround, users can disable the otfccdump utility or avoid using the features that invoke it until the package is updated. This can help mitigate the risk of exploitation until a patch is applied.
Conclusion
The texlive-bin package has a critical vulnerability that can lead to serious security risks. It is essential for users to update their packages promptly and consider workarounds if immediate updates are not possible. Utilizing tools like Vulert can help monitor and alert for such vulnerabilities in real-time.
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FAQ
CVE-2022-35037 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 playground at Vulert Scanner to check if your application is affected by this vulnerability without needing to sign up.
The impacts include unauthorized access to systems, potential data breaches, and the ability for attackers to execute arbitrary code.
Yes, a patched version of the texlive-bin package is available. Users should update to the latest version to mitigate the risk.
If immediate updates are not feasible, consider disabling the otfccdump utility or avoiding its use until a patch is applied.
References
Related vulnerabilities
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