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Ubuntu 20.04: USN-6321-1 Moderate: Firefox Security Vulnerabilities

ubuntu
Calendar Grey August 30, 2023
Dist Ubuntu Esm H88
This patch addresses significant vulnerabilities in Chromium for Linux Mint 20.04, improving protection against various 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-2023-4573,

CVE-2023-4574, CVE-2023-4575, CVE-2023-4578, CVE-2023-4581, CVE-2023-4583,

CVE-2023-4584, CVE-2023-4585)

Lukas Bernhard discovered that Firefox did not properly manage memory when

the "UpdateRegExpStatics" attempted to access "initialStringHeap". An

attacker could potentially exploit this issue to cause a denial of service.

(CVE-2023-4577)

Malte Jürgens discovered that Firefox did not properly handle search

queries if the search query itself was a well formed URL. An attacker could

potentially exploit this issue to perform spoofing attacks. (CVE-2023-4579)

H...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory denial of service firefox memory management ubuntu

Update Instructions

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

Ubuntu 20.04 LTS:
  firefox                         117.0+build2-0ubuntu0.20.04.1

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

References

https://ubuntu.com/security/notices/USN-6320-1

CVE-2023-4573, CVE-2023-4574, CVE-2023-4575, CVE-2023-4577,

CVE-2023-4578, CVE-2023-4579, CVE-2023-4580, CVE-2023-4581,

CVE-2023-4583, CVE-2023-4584, CVE-2023-4585

Ubuntu Security Notice USN-6320-1

Topics%20covered

Topics Covered

security advisory denial of service firefox memory management ubuntu

Package Information

https://launchpad.net/ubuntu/+source/firefox/117.0+build2-0ubuntu0.20.04.1

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