Ubuntu Update
1640Warning Date
Severity Level
Warning Number
Target Sector
21 December, 2021
● Medium
2021-4105
All
Description:
Ubuntu has released a security update to address several vulnerabilities in the following products:
- Firefox
- Ubuntu 21.10
- Ubuntu 21.04
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
Threats:
Attacker could exploit these vulnerabilities by doing the following:
- Denial of service attack (DoS)
- Obtain sensitive information
- Bypass security restrictions
Best practice and Recommendations:
The CERT team encourages users to review Ubuntu security advisory and apply the necessary update: