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-2022-35037: 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

OTFCC is an open-source font converter and editor. It is used to manipulate OpenType and TrueType fonts. The package texlive-bin, specifically in the Debian 12 and Debian 13 ecosystems, is affected by a heap buffer overflow vulnerability. This vulnerability can be exploited through the otfccdump binary.

Vulnerability Detail

The vulnerability, identified as CVE-2022-35037, originates from a commit (617837b) in the OTFCC source code. It allows an attacker to trigger a heap buffer overflow by providing malicious input to the otfccdump binary. This can lead to arbitrary code execution or a denial of service condition. The severity of this vulnerability is rated as unimportant.

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 CVE-2022-35037. The package maintainers should release a patched version that addresses the heap buffer overflow issue. Users should update their texlive-bin installation as soon as the updated package becomes available.

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Workaround

At the moment, there is no known workaround for this vulnerability. It is essential to apply the official fix provided by the package maintainers.

Conclusion

In conclusion, the OTFCC package in the texlive-bin package of Debian 12 and Debian 13 ecosystems is vulnerable to a heap buffer overflow. It is crucial to update the texlive-bin package to a patched version as soon as it becomes available. For further assistance with vulnerability remediation, please contact DevNack.com.

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