critical
9.3
CWE
416
Advisory Published
Updated

CVE-2012-4217: Use After Free

First published: Wed Nov 21 2012(Updated: )

Use-after-free vulnerability in the nsViewManager::ProcessPendingUpdates function in Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Firefox<17.0
Mozilla SeaMonkey<2.14
Thunderbird<17.0
Mozilla Thunderbird<10.0.11
openSUSE=11.4
openSUSE=12.1
openSUSE=12.2
SUSE Linux Enterprise Desktop=10-sp4
SUSE Linux Enterprise Desktop=11-sp2
SUSE Linux Enterprise Server=10-sp4
SUSE Linux Enterprise Server=11-sp2
SUSE Linux Enterprise Server=11-sp2
SUSE Linux Enterprise Software Development Kit=10-sp4
SUSE Linux Enterprise Software Development Kit=11-sp2
Ubuntu=10.04
Ubuntu=11.10
Ubuntu=12.04
Ubuntu=12.10

Remedy

https://bugzilla.mozilla.org/show_bug.cgi?id=802902

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2012-4217?

    CVE-2012-4217 is considered a critical vulnerability due to its potential for remote code execution and denial of service.

  • How do I fix CVE-2012-4217?

    To fix CVE-2012-4217, update Mozilla Firefox, Thunderbird, or SeaMonkey to versions 17.0 or later.

  • Which versions of software are affected by CVE-2012-4217?

    CVE-2012-4217 affects Mozilla Firefox versions before 17.0, Thunderbird versions before 17.0, SeaMonkey versions before 2.14, and various versions of openSUSE and Ubuntu.

  • What systems are impacted by CVE-2012-4217?

    Systems impacted by CVE-2012-4217 include those running outdated versions of Firefox, Thunderbird, SeaMonkey, and specific versions of openSUSE and Ubuntu.

  • What types of attacks can exploit CVE-2012-4217?

    CVE-2012-4217 can be exploited through remote attacks that leverage heap memory corruption to execute arbitrary code.

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