critical
9.3
CWE
416
Advisory Published
Updated

CVE-2014-1555: Use After Free

First published: Wed Jul 23 2014(Updated: )

Use-after-free vulnerability in the nsDocLoader::OnProgress function in Mozilla Firefox before 31.0, Firefox ESR 24.x before 24.7, and Thunderbird before 24.7 allows remote attackers to execute arbitrary code via vectors that trigger a FireOnStateChange event.

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

Affected SoftwareAffected VersionHow to fix
Mozilla Firefox<=30.0
Mozilla Firefox ESR=24.0
Mozilla Firefox ESR=24.0.1
Mozilla Firefox ESR=24.0.2
Mozilla Firefox ESR=24.1.0
Mozilla Firefox ESR=24.1.1
Mozilla Firefox ESR=24.2
Mozilla Firefox ESR=24.3
Mozilla Firefox ESR=24.4
Mozilla Firefox ESR=24.5
Mozilla Firefox ESR=24.6
Mozilla Thunderbird<=24.6
Mozilla Thunderbird=24.0
Mozilla Thunderbird=24.0.1
Mozilla Thunderbird=24.1
Mozilla Thunderbird=24.1.1
Mozilla Thunderbird=24.2
Mozilla Thunderbird=24.3
Mozilla Thunderbird=24.4
Mozilla Thunderbird=24.5
Mozilla Firefox=24.0
Mozilla Firefox=24.1.0
Mozilla Firefox=24.1.1

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2014-1555?

    CVE-2014-1555 is considered to have a high severity rating due to its potential for remote code execution.

  • How do I fix CVE-2014-1555?

    To fix CVE-2014-1555, update Mozilla Firefox or Thunderbird to the latest version beyond those affected by this vulnerability.

  • What versions are affected by CVE-2014-1555?

    CVE-2014-1555 affects Mozilla Firefox versions before 31.0, Firefox ESR versions before 24.7, and Thunderbird versions before 24.7.

  • What can attackers do with CVE-2014-1555?

    Attackers can exploit CVE-2014-1555 to execute arbitrary code on the victim's system.

  • Is CVE-2014-1555 a known vulnerability?

    Yes, CVE-2014-1555 is a well-documented vulnerability reported in 2014 affecting multiple Mozilla applications.

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