USN-3599-1: Firefox vulnerability

firefox vulnerability

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

  • Ubuntu 17.10
  • Ubuntu 16.04 LTS
  • Ubuntu 14.04 LTS


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


An out-of-bounds write was discovered when processing Vorbis audio data.
If a user were tricked in to opening a specially crafted website, an
attacker could exploit this to cause a denial of service, or execute
arbitrary code. (CVE-2018-5146)

Update instructions

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

Ubuntu 17.10
Ubuntu 16.04 LTS
Ubuntu 14.04 LTS

To update your system, please follow these instructions:

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


Source From:
Original article title: USN-3599-1: Firefox vulnerability.
This full article can be read at: USN-3599-1: Firefox vulnerability.

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