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Ubuntu Alert

2847
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

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● Critical

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● High

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● Critical

Fortinet Alert

● High

Red Hat Alert

● High

حملات تصيدية تستهدف مايكروسوفت تيمز (Microsoft Teams)

● High

Warning Date

Severity Level

Warning Number

Target Sector

30 April, 2022

● Medium

2022-4756

All

Description:

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

  • nginx
    • Ubuntu 22.04 LTS
  • Mutt
    • Ubuntu 22.04 LTS
    • Ubuntu 21.10
    • Ubuntu 20.04 LTS
    • Ubuntu 18.04 LTS
    • Ubuntu 16.04 ESM
  • WebKitGTK
    • Ubuntu 21.10
    • Ubuntu 20.04 LTS
  • networkd-dispatcher
    • Ubuntu 22.04 LTS
    • Ubuntu 21.10
    • Ubuntu 20.04 LTS
    • Ubuntu 18.04 LTS
  • Ghostscript
    • Ubuntu 18.04 LTS
  • curl
    • Ubuntu 22.04 LTS
    • Ubuntu 21.10
    • Ubuntu 20.04 LTS
    • Ubuntu 18.04 LTS
Threats:

An attacker could exploit these vulnerabilities by doing the following:

  • Denial of service attack (DoS)
  • Disclose sensitive information
  • Escalate privileges
  • Execute arbitrary code
Best practice and Recommendations:

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

Last updated at 30 April, 2022

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