critical
10
CWE
416
Advisory Published
Updated

CVE-2014-1551: Use After Free

First published: Wed Jul 23 2014(Updated: )

Use-after-free vulnerability in the FontTableRec destructor in Mozilla Firefox before 31.0, Firefox ESR 24.x before 24.7, and Thunderbird before 24.7 on Windows allows remote attackers to execute arbitrary code via crafted use of fonts in MathML content, leading to improper handling of a DirectWrite font-face object.

Credit: security@mozilla.org security@mozilla.org

Affected SoftwareAffected VersionHow to fix
All of
Any of
Firefox<=30.0
Firefox=24.0
Firefox=24.1.0
Firefox=24.1.1
Firefox ESR=24.0.1
Firefox ESR=24.0.2
Firefox ESR=24.2
Firefox ESR=24.3
Firefox ESR=24.4
Firefox ESR=24.5
Firefox ESR=24.6
Thunderbird<=24.6
Thunderbird=24.0
Thunderbird=24.0.1
Thunderbird=24.1
Thunderbird=24.1.1
Thunderbird=24.2
Thunderbird=24.3
Thunderbird=24.4
Thunderbird=24.5
Microsoft Windows
Firefox<=30.0
Firefox ESR=24.0
Firefox ESR=24.0.1
Firefox ESR=24.0.2
Firefox ESR=24.1.0
Firefox ESR=24.1.1
Firefox ESR=24.2
Firefox ESR=24.3
Firefox ESR=24.4
Firefox ESR=24.5
Firefox ESR=24.6
Thunderbird<=24.6
Thunderbird=24.0
Thunderbird=24.0.1
Thunderbird=24.1
Thunderbird=24.1.1
Thunderbird=24.2
Thunderbird=24.3
Thunderbird=24.4
Thunderbird=24.5
Microsoft Windows Operating System

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2014-1551?

    CVE-2014-1551 is rated as a critical severity vulnerability due to its potential to execute arbitrary code remotely.

  • How do I fix CVE-2014-1551?

    To fix CVE-2014-1551, update Mozilla Firefox to version 31.0 or later, and upgrade Thunderbird to version 24.7 or later.

  • What software is affected by CVE-2014-1551?

    CVE-2014-1551 affects Mozilla Firefox versions before 31.0, Firefox ESR versions 24.x before 24.7, and Thunderbird versions before 24.7 on Windows.

  • Can CVE-2014-1551 be exploited through MathML content?

    Yes, CVE-2014-1551 can be exploited by remote attackers via crafted use of fonts within MathML content.

  • Is there a workaround for CVE-2014-1551 if I cannot update immediately?

    There are no official workarounds for CVE-2014-1551, so updating to the latest version is strongly recommended.

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