Linuxsecurity
Critical Intel Microcode Vulnerabilities Affect Ubuntu Releases
First seen 11 Nov 2025, 11:18 UTC
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Multiple vulnerabilities were identified in Intel Microcode affecting various Ubuntu releases, including 25.10 and 24.04 LTS. Discovered by Barak Gross and others, these issues could allow local authenticated users to escalate their privileges due to improper handling of buffer restrictions and isolation mechanisms. Key CVEs include CVE-2025-20053 and CVE-2025-20109.
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