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Ubuntu 20.04 LTS: USN-7056-1 moderate: firefox denial of service

ubuntu
Calendar Grey October 7, 2024
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Multiple security flaws in Firefox have been addressed in Ubuntu 20.04 LTS through the most recent update notifications.
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-2024-9392,

CVE-2024-9396, CVE-2024-9397, CVE-2024-9398, CVE-2024-9399, CVE-2024-9400,

CVE-2024-9401, CVE-2024-9402, CVE-2024-9403)

Masato Kinugawa discovered that Firefox did not properly validate

javascript under the "resource://pdf.js" origin. An attacker could

potentially exploit this issue to execute arbitrary javascript code and

access cross-origin PDF content. (CVE-2024-9393)

Masato Kinugawa discovered that Firefox did not properly validate

javascript under the "resource://devtools" origin. An attacker could

potentially exploit this issue to execute arbitrary javascript code and

access cr...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory denial of service code execution firefox information disclosure ubuntu

Update Instructions

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

Ubuntu 20.04 LTS
  firefox                         131.0+build1.1-0ubuntu0.20.04.1

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

References

https://ubuntu.com/security/notices/USN-7056-1

CVE-2024-9392, CVE-2024-9393, CVE-2024-9394, CVE-2024-9396,

CVE-2024-9397, CVE-2024-9398, CVE-2024-9399, CVE-2024-9400,

CVE-2024-9401, CVE-2024-9402, CVE-2024-9403

Ubuntu Security Notice USN-7056-1

Topics%20covered

Topics Covered

security advisory denial of service code execution firefox information disclosure ubuntu

Package Information

https://launchpad.net/ubuntu/+source/firefox/131.0+build1.1-0ubuntu0.20.04.1

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