Search/USN-7853-1: Linux kernel vulnerabilities
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USN-7853-1: Linux kernel vulnerabilities

Packages linux - Linux kernel linux-aws - Linux kernel for Amazon Web Services (AWS) systems linux-aws-hwe - Linux kernel for Amazon Web Services (AWS-HWE) systems linux-gcp - Linux kernel for Google Cloud Platform (GCP) systems linux-gcp-4.15 - Linux kernel for Google Cloud Platform (GCP) systems linux-hwe - Linux hardware enablement (HWE) kernel linux-oracle - Linux kernel for Oracle Cloud systems Details Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation between a guest and a userspace hypervisor for certain processors. This flaw is known as VMSCAPE. An attacker in a guest VM could possibly use this to expose sensitive information from the host OS. (CVE-2025-40300) Several security issues…

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Source
ubuntu.com
Published
Oct 30, 2025
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16
language: en