CVE Daily

CVE-2021-43056

An issue was discovered in the Linux kernel for powerpc before 5.14.15. It allow...

Medium CVSS 5.5

Overview

An issue was discovered in the Linux kernel for powerpc before 5.14.15. It allows a malicious KVM guest to crash the host, when the host is running on Power8, due to an arch/powerpc/kvm/book3s_hv_rmhandlers.S implementation bug in the handling of the SRR1 register values.

CWE: N/A Published: 2021-10-28T04:15:08.210
Risk analysis

This vulnerability is rated 🟡 MEDIUM.

  • CVSS: 5.5 (MEDIUM)
  • Detected tags: none (tag impact: LOW)

Recommended actions:

  • Prioritize remediation based on business criticality and exposure.
  • Limit exposure and increase monitoring until fixed.

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