=========================================================================Ubuntu Security Notice USN-5709-1
November 01, 2022

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

- Ubuntu 20.04 LTS
- 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 into opening a specially crafted website, an attacker could
potentially exploit these to cause a denial of service, obtain sensitive
information across domains, or execute arbitrary code. (CVE-2022-42927,
CVE-2022-42928, CVE-2022-42929, CVE-2022-42930, CVE-2022-42932)

It was discovered that Firefox saved usernames to a plaintext file. A
local user could potentially exploit this to obtain sensitive information.
(CVE-2022-42931)

Update instructions:

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

Ubuntu 20.04 LTS:
  firefox                         106.0.2+build1-0ubuntu0.20.04.1

Ubuntu 18.04 LTS:
  firefox                         106.0.2+build1-0ubuntu0.18.04.1

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

References:
  https://ubuntu.com/security/notices/USN-5709-1
  CVE-2022-42927, CVE-2022-42928, CVE-2022-42929, CVE-2022-42930,
  CVE-2022-42931, CVE-2022-42932

Package Information:
  https://launchpad.net/ubuntu/+source/firefox/106.0.2+build1-0ubuntu0.20.04.1
  https://launchpad.net/ubuntu/+source/firefox/106.0.2+build1-0ubuntu0.18.04.1

Ubuntu 5709-1: Firefox vulnerabilities

November 1, 2022
Firefox could be made to crash or run programs as your login if it opened a malicious website.

Summary

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 20.04 LTS: firefox 106.0.2+build1-0ubuntu0.20.04.1 Ubuntu 18.04 LTS: firefox 106.0.2+build1-0ubuntu0.18.04.1 After a standard system update you need to restart Firefox to make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-5709-1

CVE-2022-42927, CVE-2022-42928, CVE-2022-42929, CVE-2022-42930,

CVE-2022-42931, CVE-2022-42932

Severity
November 01, 2022

Package Information

https://launchpad.net/ubuntu/+source/firefox/106.0.2+build1-0ubuntu0.20.04.1 https://launchpad.net/ubuntu/+source/firefox/106.0.2+build1-0ubuntu0.18.04.1

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