Explore top 10 tips to secure your open-source projects now. Read More

×
Alerts This Week
Warning Icon 1 554
Alerts This Week
Warning Icon 1 554

Ubuntu 20.04 LTS: USN-5880-1 Moderate: Firefox Memory Issues

ubuntu
Calendar Grey February 20, 2023
Dist Ubuntu Esm H88
Multiple vulnerabilities found in Firefox for Ubuntu could lead to unauthorized code execution or denial of service. Ensure you update immediately for enhanced protection.
Several security issues were fixed in Firefox.

Summary

Several security issues were fixed in Firefox.

Software Description:

- firefox: Mozilla Open Source web browser

Details:

Christian Holler discovered that Firefox did not properly manage memory

when using PKCS 12 Safe Bag attributes. An attacker could construct a

PKCS 12 cert bundle in such a way that could allow for arbitrary memory

writes. (CVE-2023-0767)

Johan Carlsson discovered that Firefox did not properly manage child

iframe's unredacted URI when using Content-Security-Policy-Report-Only

header. An attacker could potentially exploits this to obtain sensitive

information. (CVE-2023-25728)

Vitor Torres discovered that Firefox did not properly manage permissions

of extensions interaction via ExpandedPrincipals. An attacker could

potentially exploits this issue to download malicious files or execute

arbitrary code. (CVE-2023-25729)

Irvan Kurniawan discovered that Firefox did not properly validate

background script invoking requestFullscreen. An attacker could

potentially ex...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory denial of service code execution firefox memory management ubuntu security issues

Update Instructions

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

Ubuntu 20.04 LTS:
  firefox                         110.0+build3-0ubuntu0.20.04.1

Ubuntu 18.04 LTS:
  firefox                         110.0+build3-0ubuntu0.18.04.1

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

References

https://ubuntu.com/security/notices/USN-5880-1

CVE-2023-0767, CVE-2023-25728, CVE-2023-25729, CVE-2023-25730,

CVE-2023-25731, CVE-2023-25732, CVE-2023-25733, CVE-2023-25735,

CVE-2023-25736, CVE-2023-25737, CVE-2023-25739, CVE-2023-25741,

CVE-2023-25742, CVE-2023-25744, CVE-2023-25745

Severity
important
Lowest
Low
Medium
High
Critical

February 20, 2023

Topics%20covered

Topics Covered

security advisory denial of service code execution firefox memory management ubuntu security issues

Package Information

https://launchpad.net/ubuntu/+source/firefox/110.0+build3-0ubuntu0.20.04.1
https://launchpad.net/ubuntu/+source/firefox/110.0+build3-0ubuntu0.18.04.1

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.