436
VMScore

CVE-2021-43056

Published: 28/10/2021 Updated: 07/11/2023
CVSS v2 Base Score: 4.9 | Impact Score: 6.9 | Exploitability Score: 3.9
CVSS v3 Base Score: 5.5 | Impact Score: 3.6 | Exploitability Score: 1.8
VMScore: 436
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C

Vulnerability Summary

An issue exists in the Linux kernel for powerpc prior to 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.

Vulnerability Trend

Vulnerable Product Search on Vulmon Subscribe to Product

linux linux kernel

fedoraproject fedora 33

fedoraproject fedora 34

fedoraproject fedora 35

Vendor Advisories

Synopsis Important: Red Hat Advanced Cluster Management 25 security updates, images, and bug fixes Type/Severity Security Advisory: Important Topic Red Hat Advanced Cluster Management for Kubernetes 250 is now generally availableRed Hat Product Security has rated this update as having a security impactof Important A Common Vulnerability ...
Synopsis Moderate: Migration Toolkit for Containers (MTC) 165 security and bug fix update Type/Severity Security Advisory: Moderate Topic The Migration Toolkit for Containers (MTC) 165 is now availableRed Hat Product Security has rated this update as having a security impact of Moderate A Common Vulnerability Scoring System (CVSS) base ...
Synopsis Important: kernel security, bug fix, and enhancement update Type/Severity Security Advisory: Important Red Hat Insights patch analysis Identify and remediate systems affected by this advisory View affected systems Topic An update for kernel is now available for Red Hat Enterprise Linux 8Red Hat Product Security has rated ...
概述 Moderate: Red Hat Advanced Cluster Management 2311 security updates and bug fixes 类型/严重性 Security Advisory: Moderate 标题 Red Hat Advanced Cluster Management for Kubernetes 2311 generalavailability release images, which provide security updates and bug fixesRed Hat Product Security has rated this update as having a sec ...
Synopsis Moderate: Red Hat Advanced Cluster Management 245 security updates and bug fixes Type/Severity Security Advisory: Moderate Topic Red Hat Advanced Cluster Management for Kubernetes 245 GeneralAvailability release images, which fix bugs and update container imagesRed Hat Product Security has rated this update as having a security ...
Synopsis Moderate: Migration Toolkit for Containers (MTC) 172 security and bug fix update Type/Severity Security Advisory: Moderate Topic The Migration Toolkit for Containers (MTC) 172 is now availableRed Hat Product Security has rated this update as having a security impact of Moderate A Common Vulnerability Scoring System (CVSS) base ...
An issue was discovered in the Linux kernel for powerpc before 51415 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_rmhandlersS implementation bug in the handling of the SRR1 register values ...
An issue was discovered in the Linux kernel for powerpc before 51415 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_rmhandlersS implementation bug in the handling of the SRR1 register values ...

Mailing Lists

<!--X-Body-Begin--> <!--X-User-Header--> oss-sec mailing list archives <!--X-User-Header-End--> <!--X-TopPNI--> By Date By Thread </form> <!--X-TopPNI-End--> <!--X-MsgBody--> <!--X-Subject-Header-Begin--> Re: Linux kernel: powerpc: KVM guest can trigger host crash on Power8 <!--X-Subject-Header-End--> <!--X-Head-of-Message--> F ...