Thunderbird 38.4.0 Mozilla mail client released with various fixes

Thunderbird 38.4.0 Mozilla mail client recently released, is a free, cross-platform email application for managing email and news feeds. It is a local (rather than a web-based)email application that is powerful yet easy-to-use. Thunderbird is easy to set up and customize – and it’s loaded with great features.

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Thunderbird 38.4.0 changelog

  • Fixed issue where messages moves of multiple messages from a maildir folder to an mbox folder failed.
  • NSS and NSPR memory corruption issues
  • Mixed content WebSocket policy bypass through workers
  • Vulnerabilities found through code inspection
  • JavaScript garbage collection crash with Java applet
  • Memory corruption in libjar through zip files
  • CORS preflight is bypassed when non-standard Content-Type headers are received
  • Buffer overflow during image interactions in canvas
  • Trailing whitespace in IP address hostnames can bypass same-origin policy
  • Miscellaneous memory safety hazards

Install Thunderbird 38.4.0 on Ubuntu OS

32bit OS

wget https://ftp.mozilla.org/pub/mozilla.org/thunderbird/releases/38.4.0/linux-i686/en-US/thunderbird-38.4.0.tar.bz2

tar -xjvf thunderbird*.tar.bz2

sudo rm -rf /opt/thunderbird*

sudo mv thunderbird /opt/thunderbird

sudo ln -sf /opt/thunderbird/thunderbird /usr/bin/thunderbird

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64bit OS

wget https://ftp.mozilla.org/pub/mozilla.org/thunderbird/releases/38.4.0/linux-i686/en-US/thunderbird-38.4.0.tar.bz2

tar -xjvf thunderbird*.tar.bz2

sudo rm -rf /opt/thunderbird*

sudo mv thunderbird /opt/thunderbird.beta

sudo ln -sf /opt/thunderbird.beta/thunderbird /usr/bin/thunderbird

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