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CVE-2025-40300

CVE

Threat entity extracted from intelligence sources

Frequency
18
occurrences
First Seen
October 30, 2025
Last Seen
November 19, 2025
API
Exploited in Wild
Ransomware Use
Public Exploits
Attack Vector

Vulnerability Overview

Exploitation Activity

Exploitation Intelligence

Researchers Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi identified vulnerabilities in the Linux kernel related to insufficient branch predictor isolation between guest virtual machines (VMs) and userspace hypervisors on certain processors. This flaw, referred to as VMSCAPE (CVE-...

A series of vulnerabilities in the Linux kernel, identified by researchers Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi, allow attackers in guest virtual machines to potentially expose sensitive information from the host operating system. This flaw, known as VMSCAPE, affects vari...

A vulnerability in the Linux kernel, identified as VMSCAPE, allows attackers in guest VMs to potentially expose sensitive information from the host operating system. Discovered by researchers Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi, this flaw is linked to insufficient branch...

Public Exploits

Checking GitHub for proof-of-concept code…