CVE-2021-43056

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/book3shvrmhandlers.S implementation bug in the handling of the SRR1 register values...

DEBIAN-CVE-2021-43056

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/book3shvrmhandlers.S implementation bug in the handling of the SRR1 register values...

CVE-2021-43056

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/book3shvrmhandlers.S implementation bug in the handling of the SRR1 register values...

Design/Logic Flaw

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/book3shvrmhandlers.S implementation bug in the handling of the SRR1 register values...

UBUNTU-CVE-2021-43056

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/book3shvrmhandlers.S implementation bug in the handling of the SRR1 register values...

CVE-2021-43056

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/book3shvrmhandlers.S implementation bug in the handling of the SRR1 register values...

CVE-2021-43056

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/book3shvrmhandlers.S implementation bug in the handling of the SRR1 register values...

CVE-2021-43056

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/book3shvrmhandlers.S implementation bug in the handling of the SRR1 register values...

CVE-2021-43056

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/book3shvrmhandlers.S implementation bug in the handling of the SRR1 register values...

CVE-2021-43056

CVE-2021-43056 affects the Linux kernel for POWERPC (Power8) prior to 5.14.15. The root cause is a bug in arch/powerpc/kvm/book3s_hv_rmhandlers.S handling of SRR1 values, which can allow a malicious KVM guest to crash the host (availability impact). The issue is documented across multiple sources...

PT-2021-30306

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.10.76 Description The issue is related to the powerpc/idle component, where going idle can corrupt the back chain. The actual impact and attack plausibility have not yet been proven. Recommendations For Linux...

PT-2021-30354

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.14.15 Description The issue is related to the powerpc/smp component, specifically concerning the handling of the idle task preempt count during CPU offline operations. The actual impact and potential for...

PT-2021-26319

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions 5.10.50 through 5.10.75 Description: The issue is related to the powerpc/smp component, specifically concerning the handling of the idle task preempt count during CPU offline operations. The actual impact and potential f...

PT-2021-26311

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.10.76 Description: The issue is related to the powerpc/idle component, where going idle can corrupt the back chain. The actual impact and attack plausibility have not yet been proven. Recommendations: For Lin...

PT-2021-26345

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.14.15 Description: The issue is related to the powerpc/idle component, where going idle can corrupt the back chain. The actual impact and attack plausibility have not yet been proven. Recommendations: For Lin...

PT-2021-26289

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.4.156 Description: The issue is related to the powerpc/idle component, where going idle can corrupt the back chain. The actual impact and attack plausibility have not yet been proven. Recommendations: For...

PT-2021-30340

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.14.15 Description The issue is related to the powerpc/idle component, where going idle can corrupt the back chain. The actual impact and attack plausibility have not yet been proven. Recommendations For Linux...

PT-2021-26359

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions v5.14 through v5.14.14 Description: The issue is related to the powerpc/smp component, specifically concerning the handling of the idle task preempt count during CPU offline operations. The actual impact and potential fo...

PT-2021-30314

Name of the Vulnerable Software and Affected Versions Linux Kernel versions 5.10.50 through 5.10.75 Description The issue is related to the powerpc/smp component, specifically concerning the handling of the idle task preempt count during CPU offline operations. The actual impact and potential for...

CVE-2021-43056: Undefined Security Weakness

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/book3shvrmhandlers.S implementation bug in the handling of the SRR1 register values...