high
8.8
CWE
416
Advisory Published
Updated

CVE-2016-1964: Use After Free

First published: Sun Mar 13 2016(Updated: )

Use-after-free vulnerability in the AtomicBaseIncDec function in Mozilla Firefox before 45.0 and Firefox ESR 38.x before 38.7 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) by leveraging mishandling of XML transformations.

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

Affected SoftwareAffected VersionHow to fix
Oracle Linux=5.0
Oracle Linux=6
Oracle Linux=7
SUSE Linux=42.1
openSUSE=13.1
openSUSE=13.2
SUSE Linux Enterprise Server=12.0
Firefox<=44.0.2
Firefox=38.0
Firefox=38.0.1
Firefox=38.0.5
Firefox=38.1.0
Firefox=38.1.1
Firefox=38.2.0
Firefox=38.2.1
Firefox=38.3.0
Firefox=38.4.0
Firefox=38.5.0
Firefox=38.5.1
Firefox=38.6.0
Firefox=38.6.1
Thunderbird<=38.6.0
Firefox ESR=38.0
Firefox ESR=38.0.1
Firefox ESR=38.0.5
Firefox ESR=38.1.0
Firefox ESR=38.1.1
Firefox ESR=38.2.0
Firefox ESR=38.2.1
Firefox ESR=38.3.0
Firefox ESR=38.4.0
Firefox ESR=38.5.0
Firefox ESR=38.5.1
Firefox ESR=38.6.0
Firefox ESR=38.6.1

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2016-1964?

    CVE-2016-1964 has a severity rating that indicates it can lead to remote code execution or denial of service due to heap memory corruption.

  • How do I fix CVE-2016-1964?

    To remediate CVE-2016-1964, update to Mozilla Firefox version 45.0 or later, or Mozilla Firefox ESR version 38.7 or later.

  • Which versions of Firefox are affected by CVE-2016-1964?

    CVE-2016-1964 affects Mozilla Firefox versions up to 44.0.2 and Firefox ESR versions prior to 38.7.

  • Can CVE-2016-1964 affect systems running Thunderbird?

    Yes, the vulnerability can affect systems running Mozilla Thunderbird versions up to 38.6.0.

  • What type of exploit is associated with CVE-2016-1964?

    CVE-2016-1964 is associated with a use-after-free vulnerability that can be exploited through mishandling of XML transformations.

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