CWE
399
Advisory Published
Updated

CVE-2010-1986

First published: Thu May 20 2010(Updated: )

Mozilla Firefox 3.6.3 on Windows XP SP3 allows remote attackers to cause a denial of service (memory consumption and application crash) via JavaScript code that creates multiple arrays containing elements with long string values, and then appends long strings to the content of a P element, related to the gfxWindowsFontGroup::MakeTextRun function in xul.dll, a different vulnerability than CVE-2009-1571.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Firefox=3.6.3
Microsoft Windows XP=sp3
All of
Firefox=3.6.3
Microsoft Windows XP=sp3

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Frequently Asked Questions

  • What is the severity of CVE-2010-1986?

    CVE-2010-1986 is classified as a denial of service vulnerability.

  • How do I fix CVE-2010-1986?

    To fix CVE-2010-1986, updating to a later version of Mozilla Firefox is recommended.

  • Which versions of Firefox are affected by CVE-2010-1986?

    CVE-2010-1986 specifically affects Mozilla Firefox version 3.6.3.

  • Can CVE-2010-1986 be exploited remotely?

    Yes, CVE-2010-1986 can be exploited remotely through malicious JavaScript.

  • What operating system is impacted by CVE-2010-1986?

    CVE-2010-1986 affects users running Windows XP SP3.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2025 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203