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Ubuntu Updates

1695
Classification
These posts contain security alerts, including digital loopholes, electronic attacks, technical updates, and they are classified base on the level of severity.

● Critical

● High

● Medium

● Low

Most Viewed Warnings

Dell EMC Alert

● Critical

F5 Alert

● High

IBM Alert

● Critical

Fortinet Alert

● High

Red Hat Alert

● High

حملات تصيدية تستهدف مايكروسوفت تيمز (Microsoft Teams)

● High

Warning Date

Severity Level

Warning Number

Target Sector

28 February, 2021

● Medium

2021-2542

All

Description:

Ubuntu has released security updates to address multiple vulnerabilities in the following products:

  • Linux kernel
    • Ubuntu 16.04 LTS
    • Ubuntu 14.04 ESM
    • Ubuntu 20.04 LTS
    • Ubuntu 18.04 LTS
    • Ubuntu 20.10
  • Python
    • Ubuntu 20.10
    • Ubuntu 20.04 LTS
    • Ubuntu 18.04 LTS
    • Ubuntu 16.04 LTS
    • Ubuntu 14.04 ESM
  • LibTIFF
    • Ubuntu 20.10
    • Ubuntu 20.04 LTS
    • Ubuntu 18.04 LTS
    • Ubuntu 16.04 LTS
  • Firefox
    • Ubuntu 20.10
    • Ubuntu 20.04 LTS
    • Ubuntu 18.04 LTS
    • Ubuntu 16.04 LTS

Threats:

Attacker could exploit these vulnerabilities by doing the following:

  • Denial of service (DoS)
  • Buffer overflow
  • Execute arbitrary code

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-4748-1

https://ubuntu.com/security/notices/USN-4750-1

https://ubuntu.com/security/notices/USN-4751-1

https://ubuntu.com/security/notices/USN-4752-1

https://ubuntu.com/security/notices/USN-4753-1

https://ubuntu.com/security/notices/USN-4749-1

https://ubuntu.com/security/notices/USN-4754-1

https://ubuntu.com/security/notices/USN-4755-1

https://ubuntu.com/security/notices/USN-4754-2

https://ubuntu.com/security/notices/USN-4756-1

Last updated at 28 February, 2021

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