UBUNTU-CVE-2025-40300

In the Linux kernel, the following vulnerability has been resolved: x86/vmscape: Add conditional IBPB mitigation VMSCAPE is a vulnerability that exploits insufficient branch predictor isolation between a guest and a userspace hypervisor like QEMU. Existing mitigations already protect kernel/KVM...

Exploiting the Conditional Branch Predictor

AMD ID: AMD-SB-7015 Potential Impact: N/A Severity: N/A Summary Researchers from the University of California San Diego have shared with AMD a paper titled “Pathfinder: High-Resolution Control-Flow Attacks Exploiting the Conditional Branch Predictor” that explores methods for forcing a branch...