Mozilla Releases Security Updates for Firefox, Firefox ESR, and Thunderbird

Original release date: May 12, 2015

The Mozilla Foundation has released security updates to address vulnerabilities in Firefox, Firefox ESR, and Thunderbird. Exploitation of one of these vulnerabilities may allow a remote attacker to cause a denial-of-service condition or steal sensitive information.

Available updates include:

  • Firefox 38
  • Firefox ESR 31.7
  • Thunderbird 31.7

US-CERT encourages users and administrators to review the Security Advisories for Firefox, Firefox ESR, and Thunderbird and apply the necessary updates.

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