USN-7065-1: Firefox vulnerability

14 October 2024

Firefox could be made to run programs as your login if it opened a malicious website.

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Releases

Packages

  • firefox - Mozilla Open Source web browser

Details

Damien Schaeffer discovered that Firefox did not properly manage memory in
the content process when handling Animation timelines, leading to a use
after free vulnerability. An attacker could possibly use this issue to
achieve remote code execution.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 20.04

After a standard system update you need to restart Firefox to make all the
necessary changes.

References

Related notices

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Further reading