One of the World`s Most Popular Web Browsers for Mac

Firefox for Mac

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Download Firefox 43.0.2

  -  79.08 MB  -  Freeware

What's new in this version:

Fixed:
- Cross-site reading attack through data and view-source URIs
- Privilege escalation vulnerabilities in WebExtension APIs
- Integer underflow and buffer overflow processing MP4 metadata in libstagefright
- Integer overflow in MP4 playback in 64-bit versions
- Underflow through code inspection
- Buffer overflows found through code inspection
- DOS due to malformed frames in HTTP/2
- Hash in data URI is incorrectly parsed
- Cross-origin information leak through web workers error events
- Integer overflow allocating extremely large textures
- Use-after-free in WebRTC when datachannel is used after being destroyed
- Firefox allows for control characters to be set in cookies
- Same-origin policy violation using perfomance.getEntries and history navigation
- Crash with JavaScript variable assignment with unboxed objects
- Miscellaneous memory safety hazards (rv:43.0 / rv:38.5)

Changed:
- Use a SHA-256 signing certificate for Windows builds, to meet new signing requirements

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