critical
9.3
CWE
416
Advisory Published
Updated

CVE-2013-0763: Use After Free

First published: Sun Jan 13 2013(Updated: )

Use-after-free vulnerability in Mozilla Firefox before 18.0, Firefox ESR 17.x before 17.0.1, Thunderbird before 17.0.2, Thunderbird ESR 17.x before 17.0.1, and SeaMonkey before 2.15 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via vectors related to Mesa drivers and a resized WebGL canvas.

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

Affected SoftwareAffected VersionHow to fix
Firefox<18.0
Firefox>=10.0<10.0.12
Firefox>=17.0<17.0.2
Mozilla SeaMonkey<2.15
Thunderbird<17.0.2
Mozilla Thunderbird>=10.0<10.0.12
Mozilla Thunderbird>=17.0<17.0.2
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
Red Hat Enterprise Linux Desktop=5.0
Red Hat Enterprise Linux Desktop=6.0
Red Hat Enterprise Linux Server EUS=5.9
Red Hat Enterprise Linux Server EUS=6.3
Red Hat Enterprise Linux Server=5.0
Red Hat Enterprise Linux Server=6.0
Red Hat Enterprise Linux Server=5.9
Red Hat Enterprise Linux Workstation=5.0
Red Hat Enterprise Linux Workstation=6.0
Ubuntu=10.04
Ubuntu=11.10
Ubuntu=12.04
Ubuntu=12.10
Firefox ESR>=10.0<10.0.12
Firefox ESR>=17.0<17.0.2

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2013-0763?

    CVE-2013-0763 has a high severity level as it can lead to remote code execution or denial of service due to heap memory corruption.

  • How do I fix CVE-2013-0763?

    To fix CVE-2013-0763, update to the latest version of affected software such as Mozilla Firefox, Thunderbird, or SeaMonkey.

  • What software is affected by CVE-2013-0763?

    CVE-2013-0763 affects multiple versions of Mozilla Firefox, Thunderbird, Thunderbird ESR, and SeaMonkey prior to specified versions.

  • Can CVE-2013-0763 be exploited remotely?

    Yes, CVE-2013-0763 can be exploited remotely, allowing attackers to execute arbitrary code on the victim's machine.

  • Is there a workaround for CVE-2013-0763?

    There is no effective workaround for CVE-2013-0763; updating the affected software is the recommended action.

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