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Ubuntu 20.04 LTS USN-6143-1 Moderate: Firefox Open Redirect Risks

ubuntu
Calendar Grey June 7, 2023
Dist Ubuntu Esm H88
Critical vulnerabilities patched in Chrome for Ubuntu 20.04 LTS. Update advised to protect from possible threats.
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-2023-34414,

CVE-2023-34416, CVE-2023-34417)

Jun Kokatsu discovered that Firefox did not properly validate site-isolated

process for a document loaded from a data: URL that was the result of a

redirect, leading to an open redirect attack. An attacker could possibly

use this issue to perform phishing attacks. (CVE-2023-34415)

Topics%20covered

Topics Covered

security advisory moderate denial of service security issue Firefox open redirect Ubuntu 20.04

Update Instructions

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

Ubuntu 20.04 LTS:
  firefox                         114.0+build3-0ubuntu0.20.04.1

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

References

https://ubuntu.com/security/notices/USN-6143-1

CVE-2023-34414, CVE-2023-34415, CVE-2023-34416, CVE-2023-34417

Severity
important
Lowest
Low
Medium
High
Critical

June 07, 2023

Topics%20covered

Topics Covered

security advisory moderate denial of service security issue Firefox open redirect Ubuntu 20.04

Package Information

https://launchpad.net/ubuntu/+source/firefox/114.0+build3-0ubuntu0.20.04.1

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