Heap-Buffer Overflow in texlive-bin Package - CVE-2022-35470
Summary
DEBIAN-CVE-2022-35470: OTFCC v0.10.4 was discovered to contain a heap-buffer overflow via /release-x64/otfccdump+0x65fc97. 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 of tools for typesetting documents. It includes various utilities for processing TeX documents, making it essential for users in academia and publishing. However, vulnerabilities in this package can lead to severe security risks, especially when handling untrusted input.
Vulnerability Detail
CVE-2022-35470 is a heap-buffer overflow vulnerability found in OTFCC version 0.10.4, which is utilized by the texlive-bin package. This flaw arises from improper handling of memory allocation, allowing an attacker to exploit the overflow to execute arbitrary code or crash the application. The vulnerability can be triggered through specially crafted input files, posing a significant risk to systems using this package.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
As a temporary workaround, users are advised to avoid processing untrusted input files with the texlive-bin utilities until the package is updated. Additionally, consider using alternative tools for document processing that do not exhibit this vulnerability.
Conclusion
The CVE-2022-35470 vulnerability in the texlive-bin package poses a significant risk due to its potential for heap-buffer overflow. Users are strongly encouraged to update their packages to mitigate this risk and to monitor their applications for vulnerabilities using tools like Vulert.
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FAQ
CVE-2022-35470 is a vulnerability in the texlive-bin package that allows for heap-buffer overflow, potentially leading to arbitrary code execution.
You can use Vulert, which monitors open-source vulnerabilities in your software. Simply upload your manifest file like package-lock.json to check for vulnerabilities.
If you cannot update the package right away, avoid using the texlive-bin utilities with untrusted input files as a precaution.
Detailed information about CVE-2022-35470 can be found in the Debian security advisories and the official CVE database.
Yes, you can use Vulert's playground to monitor and alert for open-source vulnerabilities in your software without requiring installation.
References
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