Vulnerability in flac - security update

flac Updated 02 Oct 2025

Summary

30/11/2014
N/A
Yes i
Unrated
Not published

DSA-3082-1: flac - security update. Affects flac versions < 1.2.1-6+deb7u1. Fixed in 1.2.1-6+deb7u1. How to fix ↓

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Background

The flac package is a library that handles Free Lossless Audio Codec (FLAC) media. FLAC is a popular audio format known for its lossless compression. The flac library is used by various applications to encode, decode, and manipulate FLAC files. It is widely used in the music industry and by audio enthusiasts for its high-quality audio reproduction.

Vulnerability Detail

Michele Spagnuolo of Google Security Team and Miroslav Lichvar of Red Hat discovered two vulnerabilities in the flac library. These vulnerabilities allow an attacker to execute arbitrary code by providing a specially crafted FLAC file. The vulnerabilities are identified as CVE-2014-8962 and CVE-2014-9028. An attacker can exploit these vulnerabilities by tricking a user into opening a malicious FLAC file, potentially leading to remote code execution and compromise of the system.

How To Fix

Minimum fixed version

1.2.1-6+deb7u1

This is the first release that contains the fix.

sudo apt-get install --only-upgrade flac

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Workaround

There is no known workaround for these vulnerabilities. It is essential to upgrade the flac package to the fixed versions to mitigate the risk of exploitation.

Conclusion

The flac package has been found to have two vulnerabilities that can be exploited by providing a specially crafted FLAC file. To mitigate the risk, it is crucial to upgrade the flac package to the fixed versions. Failure to do so may result in remote code execution and compromise of the system. For further support on vulnerability remediation, you can contact DevNack.com.

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FAQ

FLAC (Free Lossless Audio Codec) is a popular audio format known for its lossless compression. It provides high-quality audio reproduction while reducing file size.

These vulnerabilities allow an attacker to execute arbitrary code by tricking a user into opening a malicious FLAC file. This can lead to remote code execution and compromise of the system.

You can use the Vulert Playground at Vulert Scanner to check if your system is affected by this vulnerability. Simply upload your manifest file (e.g., package-lock.json) to the playground, and it will alert you in real-time if your application is vulnerable.

There are no known workarounds for these vulnerabilities. It is crucial to upgrade the flac package to the fixed versions to mitigate the risk.

To upgrade the flac package, you can use the package manager of your distribution. For example, on Debian-based systems, you can use the 'apt-get' command to upgrade the package.

Related vulnerabilities

Recent vulnerabilities recorded for flac.

How To Fix

Minimum fixed version

1.2.1-6+deb7u1

This is the first release that contains the fix.

sudo apt-get install --only-upgrade flac

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