Ubuntu Updates
1682Warning Date
Severity Level
Warning Number
Target Sector
12 May, 2021
● Medium
2021-2904
All
Description:
ubuntu has released security updates to address several vulnerabilities in the following products:
- XStream
- Ubuntu 21.04
- Ubuntu 20.10
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- MariaDB
- Ubuntu 21.04
- Ubuntu 20.10
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Linux kernel
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 16.04 ESM
- Ubuntu 14.04 ESM
- Ubuntu 20.10
- Ubuntu 21.04
- Flatpak
- Ubuntu 20.10
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
Threats:
Attacker could exploit these vulnerabilities by doing the following:
- Execute arbitrary code
- Denial of service attack (DoS)
Best practice and Recommendations:
The CERT team encourages users to review ubuntu security advisory and apply the necessary updates:
- https://ubuntu.com/security/notices/USN-4943-1
- https://ubuntu.com/security/notices/USN-4944-1
- https://ubuntu.com/security/notices/USN-4945-1
- https://ubuntu.com/security/notices/USN-4947-1
- https://ubuntu.com/security/notices/USN-4946-1
- https://ubuntu.com/security/notices/USN-4948-1
- https://ubuntu.com/security/notices/USN-4949-1
- https://ubuntu.com/security/notices/USN-4950-1
- https://ubuntu.com/security/notices/USN-4951-1