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Ubuntu Linux Kernel Multiple Vulnerabilities

Release Date: 10 Jan 2023

RISK: Medium Risk

TYPE: Operating Systems - Linux

Multiple vulnerabilities have been identified in Ubuntu Linux Kernel. A remote attacker could exploit some of these vulnerabilities to trigger denial of service condition, remote code execution, sensitive information disclosure and security restriction bypass on the targeted system.

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Impact

• Denial of Service
• Remote Code Execution
• Information Disclosure
• Security Restriction Bypass

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System / Technologies affected

• Ubuntu 14.04 ESM
• Ubuntu 16.04 ESM
• Ubuntu 18.04 LTS
• Ubuntu 20.04 LTS
• Ubuntu 22.04 LTS
• Ubuntu 22.10

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Solutions

Before installation of the software, please visit the vendor web-site for more details.

 

Apply fixes issued by the vendor:

• https://ubuntu.com/security/notices/USN-5793-1
• https://ubuntu.com/security/notices/USN-5790-1
• https://ubuntu.com/security/notices/USN-5789-1
• https://ubuntu.com/security/notices/USN-5794-1
• https://ubuntu.com/security/notices/USN-5791-1
• https://ubuntu.com/security/notices/USN-5792-1

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Vulnerability Identifier

• CVE-2021-4159
• CVE-2022-0171
• CVE-2022-2663
• CVE-2022-3061
• CVE-2022-3303
• CVE-2022-3524
• CVE-2022-3541
• CVE-2022-3543
• CVE-2022-3544
• CVE-2022-3564
• CVE-2022-3566
• CVE-2022-3567
• CVE-2022-3586
• CVE-2022-3594
• CVE-2022-3621
• CVE-2022-3623
• CVE-2022-3643
• CVE-2022-3646
• CVE-2022-3649
• CVE-2022-3910
• CVE-2022-3977
• CVE-2022-4095
• CVE-2022-20421
• CVE-2022-26365
• CVE-2022-33743
• CVE-2022-39188
• CVE-2022-39842
• CVE-2022-40307
• CVE-2022-41849
• CVE-2022-41850
• CVE-2022-42703
• CVE-2022-42896
• CVE-2022-43750
• CVE-2022-43945
• CVE-2022-45934

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Source

• AusCERT
• Ubuntu

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Related Link

• https://www.auscert.org.au/bulletins/ESB-2023.0111
• https://www.auscert.org.au/bulletins/ESB-2023.0110
• https://www.auscert.org.au/bulletins/ESB-2023.0109
• https://www.auscert.org.au/bulletins/ESB-2023.0106
• https://www.auscert.org.au/bulletins/ESB-2023.0105
• https://www.auscert.org.au/bulletins/ESB-2023.0103
• https://ubuntu.com/security/notices/USN-5793-1
• https://ubuntu.com/security/notices/USN-5790-1
• https://ubuntu.com/security/notices/USN-5789-1
• https://ubuntu.com/security/notices/USN-5794-1
• https://ubuntu.com/security/notices/USN-5791-1
• https://ubuntu.com/security/notices/USN-5792-1