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USN-7078-1: Firefox vulnerability

22 October 2024

Firefox could be made to crash or run programs as your login

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Releases

Packages

  • firefox - Mozilla Open Source web browser

Details

Atte Kettunen discovered that Firefox did not properly validate before
inserting ranges into the selection node cache. An attacker could possibly
use this issue to cause a denial of service or execute arbitrary code.

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

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Further reading