USN-4278-1: Firefox vulnerabilities

USN-4278-1: Firefox vulnerabilities

firefox vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 19.10
  • Ubuntu 18.04 LTS

Summary

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

Software Description

  • firefox – Mozilla Open Source web browser

Details

Multiple security issues were discovered in Firefox. If a user were tricked
in to opening a specially crafted website, an attacker could potentially
exploit these to cause a denial of service, conduct cross-site scripting
(XSS) attacks, or execute arbitrary code.

Update instructions

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

Ubuntu 19.10
firefox73.0+build3-0ubuntu0.19.10.1
Ubuntu 18.04 LTS
firefox73.0+build3-0ubuntu0.18.04.1

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References

Source: USN-4278-1: Firefox vulnerabilities

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