Heap Buffer Overflow in texlive-bin Package - CVE-2022-35459
Summary
DEBIAN-CVE-2022-35459: OTFCC v0.10.4 was discovered to contain a heap-buffer overflow via /release-x64/otfccdump+0x6e412a. 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, providing essential binaries for typesetting documents. It is widely used in academia and publishing for creating high-quality documents. However, vulnerabilities in this package can lead to severe security risks, affecting users who rely on it for their document processing needs.
Vulnerability Detail
CVE-2022-35459 is a vulnerability found in OTFCC v0.10.4, which is part of the texlive-bin package. It is characterized by a heap-buffer overflow that can be exploited through the otfccdump utility. This overflow can lead to arbitrary code execution, potentially allowing an attacker to manipulate the system or execute malicious code. The vulnerability originates from improper handling of memory allocation, which can be exploited if the affected software processes specially crafted input.
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. Additionally, restricting access to the texlive-bin package can help mitigate potential exploitation.
Conclusion
CVE-2022-35459 poses a significant risk to users of the texlive-bin package due to a heap-buffer overflow vulnerability. It is crucial for users to update their packages to the latest version to protect against potential exploits. Utilizing tools like Vulert can help monitor and alert for such vulnerabilities in real-time.
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FAQ
CVE-2022-35459 is a vulnerability in the texlive-bin package that allows for a heap-buffer overflow, potentially leading to arbitrary code execution.
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The risks include the potential for arbitrary code execution, which can compromise system integrity and allow attackers to manipulate or control the affected system.
Yes, a patched version of the texlive-bin package is available. Users should update to the latest version to mitigate the vulnerability.
If an immediate update is not possible, consider using workarounds such as avoiding the use of the otfccdump utility and restricting access to the texlive-bin package.
References
Related vulnerabilities
Recent vulnerabilities recorded for texlive-bin.
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