Heap Buffer Overflow in OTFCC

texlive-bin Updated 02 Oct 2025

Summary

22/09/2022

Disclosed on

N/A

Severity

No i

Fix available

Medium

Severity

6.5

CVSS Score

CVE-2022-35035: OTFCC commit 617837b was discovered to contain a heap buffer overflow via /release-x64/otfccdump+0x6b559f. 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 part of the Debian ecosystem and is responsible for providing the TeX Live system. It includes various binaries and tools for working with TeX documents. One of the components in this package is OTFCC, which is used for manipulating OpenType and TrueType fonts.

Vulnerability Detail

A heap buffer overflow vulnerability (CVE-2022-35035) has been discovered in the OTFCC component of the texlive-bin package. The specific commit 617837b is affected by this issue. The vulnerability allows an attacker to trigger the overflow by using the otfccdump tool. By exploiting this vulnerability, an attacker can potentially execute arbitrary code or cause a denial of service.

How To Fix

No fixed version is published for this vulnerability.

To fix this vulnerability, it is recommended to update the texlive-bin package to a version that includes the fix for this issue. The maintainers of the package have released a patch or an updated version that addresses the heap buffer overflow. Users should update their texlive-bin package to the latest available version.

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Workaround

At the moment, there is no known workaround for this vulnerability. It is essential to apply the provided fix or update the package to mitigate the risk of exploitation.

Conclusion

The heap buffer overflow vulnerability in OTFCC can lead to arbitrary code execution or denial of service. Users of the texlive-bin package should update to the latest version or apply the provided patch to mitigate the risk. For further support on vulnerability remediation, please contact DevNack.com.

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FAQ

What is the impact of this vulnerability?

The vulnerability allows an attacker to execute arbitrary code or cause a denial of service.

How can I check if my texlive-bin package is affected?

You can use the Vulert Playground (https://vulert.com/scanner) to check if your application is affected by this vulnerability. It requires no signup and uses a manifest file like package-lock.json to monitor and alert in real-time for open-source vulnerabilities.