CVE-2014-1512: Use After Free

Published Mar 19, 2014
·
Updated

Use-after-free vulnerability in the TypeObject class in the JavaScript engine in Mozilla Firefox before 28.0, Firefox ESR 24.x before 24.4, Thunderbird before 24.4, and SeaMonkey before 2.25 allows remote attackers to execute arbitrary code by triggering extensive memory consumption while garbage collection is occurring, as demonstrated by improper handling of BumpChunk objects.

Affected Software

27 affected components
Mozilla Firefox<28.0
Mozilla Firefox ESR>=24.0<24.4
Mozilla SeaMonkey<2.25
Mozilla Thunderbird<24.4
Debian Debian Linux=7.0
Debian Debian Linux=8.0
Canonical Ubuntu Linux=12.04
Canonical Ubuntu Linux=12.10
Canonical Ubuntu Linux=13.10
redhat Enterprise Linux Desktop=5.0
redhat Enterprise Linux Desktop=6.0
redhat Enterprise Linux Eus=6.5
redhat Enterprise Linux Server=5.0
redhat Enterprise Linux Server=6.0
redhat Enterprise Linux Server Aus=6.5
redhat Enterprise Linux Server Eus=6.5
redhat Enterprise Linux Server Tus=6.5
redhat Enterprise Linux Workstation=5.0
redhat Enterprise Linux Workstation=6.0
SUSE Suse Linux Enterprise Software Development Kit=11.0-sp3
openSUSE openSUSE=11.4
openSUSE openSUSE=12.3
openSUSE openSUSE=13.1
SUSE SUSE Linux Enterprise Desktop=11-sp3
SUSE SUSE Linux Enterprise Server=11-sp3
SUSE Suse Linux Enterprise Server Vmware=11-sp3
Mozilla Firefox>=24.0<24.4

Event History

Mar 19, 2014
CVE Published
via MITRE·10:00 AM
Data Sourced
via MITRE·10:00 AM
Description
Data Sourced
via NVD·10:55 AM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2014-1512?

CVE-2014-1512 is classified as high severity due to its potential for remote code execution.

2

How do I fix CVE-2014-1512?

To fix CVE-2014-1512, update to the latest versions of affected software, including Firefox 28.0, Firefox ESR 24.4, Thunderbird 24.4, or SeaMonkey 2.25.

3

What software is affected by CVE-2014-1512?

CVE-2014-1512 affects Mozilla Firefox, Firefox ESR, Thunderbird, SeaMonkey, and various versions of Debian and Ubuntu.

4

How does CVE-2014-1512 exploit user systems?

CVE-2014-1512 exploits user systems by causing extensive memory consumption that leads to a use-after-free vulnerability.

5

What are the potential impacts of CVE-2014-1512?

The impact of CVE-2014-1512 includes the possibility of arbitrary code execution, which can lead to a complete compromise of the affected system.

Contact

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