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Ubuntu Updates

1820
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

22 April, 2021

● High

2021-2812

All

Description:

ubuntu has released security updates to address several vulnerabilities in the following products:

  • libcaca
    • Ubuntu 20.10
    • Ubuntu 20.04 LTS
    • Ubuntu 18.04 LTS
    • Ubuntu 16.04 LTS
    • Ubuntu 14.04 ESM
  • Ruby
    • Ubuntu 20.10
    • Ubuntu 20.04 LTS
    • Ubuntu 18.04 LTS
    • Ubuntu 16.04 LTS
  • EDK II
    • Ubuntu 20.10
    • Ubuntu 20.04 LTS
  • Linux kernel regression
    • Ubuntu 16.04 LTS
    • Ubuntu 18.04 LTS
    • Ubuntu 20.04 LTS
    • Ubuntu 14.04 ESM

Threats:

Attacker could exploit these vulnerabilities by doing the following:

  • Denial of service attack (DoS)
  • Buffer Overflow

Best practice and Recommendations:

The CERT team encourages users to review ubuntu security advisory and apply the necessary updates:

Last updated at 22 April, 2021

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