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Ubuntu 20.04 LTS: USN-6074-3 Moderate: Firefox Regression Fix

ubuntu
Calendar Grey May 24, 2023
Dist Ubuntu Esm H88
Corrections for small Firefox issues resulting from USN-6074-2 impacting users of Ubuntu 20.04 and 18.04 LTS.
USN-6074-2 caused some minor regressions in Firefox.

Summary

USN-6074-2 caused some minor regressions in Firefox.

Software Description:

- firefox: Mozilla Open Source web browser

Details:

USN-6074-1 fixed vulnerabilities and USN-6074-2 fixed minor regressions in

Firefox. The update introduced several minor regressions. This update fixes

the problem.

We apologize for the inconvenience.

Original advisory 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-2023-32205,

CVE-2023-32207, CVE-2023-32210, CVE-2023-32211, CVE-2023-32212,

CVE-2023-32213, CVE-2023-32215, CVE-2023-32216)

Irvan Kurniawan discovered that Firefox did not properly manage memory

when using RLBox Expat driver. An attacker could potentially exploits this

issue to cause a denial of service. (CVE-2023-32206)

Ann...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory denial of service firefox ubuntu regression

Update Instructions

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

Ubuntu 20.04 LTS:
  firefox                         113.0.2+build1-0ubuntu0.20.04.1

Ubuntu 18.04 LTS:
  firefox                         113.0.2+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-6074-3

https://ubuntu.com/security/notices/USN-6074-1

https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/2020649

May 24, 2023

Topics%20covered

Topics Covered

security advisory denial of service firefox ubuntu regression

Package Information

https://launchpad.net/ubuntu/+source/firefox/113.0.2+build1-0ubuntu0.20.04.1
https://launchpad.net/ubuntu/+source/firefox/113.0.2+build1-0ubuntu0.18.04.1

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