critical
9.8
CWE
416
Advisory Published
Updated

CVE-2014-1532: Use After Free

First published: Wed Apr 30 2014(Updated: )

Use-after-free vulnerability in the nsHostResolver::ConditionallyRefreshRecord function in libxul.so in Mozilla Firefox before 29.0, Firefox ESR 24.x before 24.5, Thunderbird before 24.5, and SeaMonkey before 2.26 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via vectors related to host resolution.

Credit: security@mozilla.org

Affected SoftwareAffected VersionHow to fix
Firefox<29.0
Firefox ESR>=24.0<24.5
Mozilla SeaMonkey<2.26
Thunderbird<24.5
Fedora=19
Fedora=20
Ubuntu=12.04
Ubuntu=12.10
Ubuntu=13.10
Ubuntu=14.04
Debian=7.0
Debian=8.0
Red Hat Enterprise Linux Desktop=5.0
Red Hat Enterprise Linux Desktop=6.0
Red Hat Enterprise Linux Server EUS=6.5
Red Hat Enterprise Linux Server=5.0
Red Hat Enterprise Linux Server=6.0
Red Hat Enterprise Linux Server=6.5
Red Hat Enterprise Linux Server=6.5
Red Hat Enterprise Linux Server=6.5
Red Hat Enterprise Linux Workstation=5.0
Red Hat Enterprise Linux Workstation=6.0
SUSE Linux=11.4
SUSE Linux=12.3
SUSE Linux=13.1
SUSE Linux Enterprise Server=10-sp4
SUSE Linux Enterprise Server=11-sp1

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2014-1532?

    CVE-2014-1532 is considered critical, allowing remote attackers to execute arbitrary code or cause a denial of service.

  • How do I fix CVE-2014-1532?

    To fix CVE-2014-1532, update your affected Mozilla applications to the latest versions available.

  • Which software is affected by CVE-2014-1532?

    CVE-2014-1532 affects Mozilla Firefox before 29.0, Firefox ESR 24.x before 24.5, Thunderbird before 24.5, and SeaMonkey before 2.26.

  • What is a use-after-free vulnerability as seen in CVE-2014-1532?

    A use-after-free vulnerability occurs when a program continues to use a pointer after the memory it points to has been freed, which can lead to arbitrary code execution.

  • Is there any exploitation risk associated with CVE-2014-1532?

    Yes, CVE-2014-1532 poses a significant exploitation risk, as attackers can exploit this vulnerability to take control of affected systems.

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