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Ubuntu 20.04/18.04 LTS USN-6074-1 Critical: Firefox Denial Of Service

ubuntu
Calendar Grey May 15, 2023
Dist Ubuntu Esm H88
Numerous vulnerabilities in Firefox necessitate immediate updates for Ubuntu 20.04 and 18.04 LTS to protect user security.
Several security issues were fixed in Firefox.

Summary

Several security issues were fixed in Firefox.

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-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)

Anne van Kesteren discovered that Firefox did not properly validate the

import() call in service workers. An attacker could potentially exploits

this to obtain sensitive information. (CVE-2023-32208)

Sam Ezeh discovered that Firefox did not properly handle certain favicon

imag...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory denial of service Ubuntu firefox update instructions information disclosure attack vector

Update Instructions

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

Ubuntu 20.04 LTS:
  firefox                         113.0+build2-0ubuntu0.20.04.1

Ubuntu 18.04 LTS:
  firefox                         113.0+build2-0ubuntu0.18.04.1

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

References

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

CVE-2023-32205, CVE-2023-32206, CVE-2023-32207, CVE-2023-32208,

CVE-2023-32209, CVE-2023-32210, CVE-2023-32211, CVE-2023-32212,

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

Severity
critical
Lowest
Low
Medium
High
Critical

May 15, 2023

Topics%20covered

Topics Covered

security advisory denial of service Ubuntu firefox update instructions information disclosure attack vector

Package Information

https://launchpad.net/ubuntu/+source/firefox/113.0+build2-0ubuntu0.20.04.1
https://launchpad.net/ubuntu/+source/firefox/113.0+build2-0ubuntu0.18.04.1

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