Multiples vulnérabilités dans le noyau Linux d'Ubuntu (28 août 2026)
Multiple vulnerabilities have been discovered in the Linux kernel of Ubuntu. Some of these vulnerabilities allow for privilege escalation, data confidentiality breaches, and data integrity compromise. The vulnerabilities span multiple Ubuntu versions, including recent releases. Affected systems include Ubuntu 14.04 ESM, 16.04 ESM, 18.04 ESM, 20.04 ESM, 22.04 LTS, 24.04 LTS, 26.04 LTS, and 28.04 LTS. Users are advised to apply the security updates provided by Ubuntu to mitigate these risks.
A series of vulnerabilities have been identified within the Linux kernel used by Ubuntu. These vulnerabilities range in severity and impact, potentially allowing attackers to gain unauthorized access and control over affected systems. The vulnerabilities are present across a wide range of Ubuntu versions, including recent releases such as 24.04 LTS and 26.04 LTS.
Several security notices released by Ubuntu detail these issues, highlighting the need for immediate action. The vulnerabilities include, but are not limited to, privilege escalation, data confidentiality breaches, and data integrity compromise.
Ubuntu has released security updates to address these vulnerabilities. These updates include patches and fixes to mitigate the risks associated with the affected kernel versions.
**Affected Systems:**
- Ubuntu 14.04 ESM
- Ubuntu 16.04 ESM
- Ubuntu 18.04 ESM
- Ubuntu 20.04 ESM
- Ubuntu 22.04 LTS
- Ubuntu 24.04 LTS
- Ubuntu 26.04 LTS
- Ubuntu 28.04 LTS
**Security Notices:**
- Ubuntu Security Notice USN-8643-3 (21 August 2026)
- Ubuntu Security Notice USN-8658-2 (21 August 2026)
- Ubuntu Security Notice USN-8659-2 (21 August 2026)
- Ubuntu Security Notice USN-8661-3 (21 August 2026)
- Ubuntu Security Notice USN-8662-2 (21 August 2026)
- Ubuntu Security Notice USN-8667-1 (21 August 2026)
- Ubuntu Security Notice USN-8668-1 (21 August 2026)
- Ubuntu Security Notice USN-8669-1 (21 August 2026)
- Ubuntu Security Notice USN-8630-5 (25 August 2026)
- Ubuntu Security Notice USN-8643-4 (25 August 2026)
- Ubuntu Security Notice USN-8658-3 (25 August 2026)
- Ubuntu Security Notice USN-8659-3 (25 August 2026)
- Ubuntu Security Notice USN-8666-2 (25 August 2026)
- Ubuntu Security Notice USN-8659-4 (26 August 2026)
- Ubuntu Security Notice LSN-0121-1 (27 August 2026)
- Ubuntu Security Notice USN-8644-3 (27 August 2026)
- Ubuntu Security Notice USN-8658-4 (27 August 2026)
- Ubuntu Security Notice USN-8661-3 (27 August 2026)
- Ubuntu Security Notice USN-8666-3 (27 August 2026)
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