Ubuntu 21.10 USN-5370-1 Moderate: Firefox Crash From Malicious Site

ubuntu

April 7, 2022

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

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 into opening a specially crafted website, an attacker could

potentially exploit these to cause a denial of service, execute script

unexpectedly, obtain sensitive information, conduct spoofing attacks,

or execute arbitrary code. (CVE-2022-1097, CVE-2022-24713, CVE-2022-28281,

CVE-2022-28282, CVE-2022-28284, CVE-2022-28285, CVE-2022-28286,

CVE-2022-28288, CVE-2022-28289)

A security issue was discovered with the sourceMapURL feature of devtools.

An attacker could potentially exploit this to include local files that

should have been inaccessible. (CVE-2022-28283)

It was discovered that selecting text caused Firefox to crash in some

circumstances. An attacker could potentially exploit this to cause a

denial of service....

Read the Full Advisory

Topics Covered

security advisory moderate Ubuntu Denial of Service Firefox malicious website

Update Instructions

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

Ubuntu 21.10:
  firefox                         99.0+build2-0ubuntu0.21.10.2

Ubuntu 20.04 LTS:
  firefox                         99.0+build2-0ubuntu0.20.04.2

Ubuntu 18.04 LTS:
  firefox                         99.0+build2-0ubuntu0.18.04.2

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