vulnerability
Red Hat: CVE-2021-43056: CVE-2021-43056 kernel: ppc: kvm: allows a malicious KVM guest to crash the host (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:L/Au:N/C:N/I:N/A:C) | 2021-10-28 | 2022-05-13 | 2024-03-13 |
Severity
5
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:C)
Published
2021-10-28
Added
2022-05-13
Modified
2024-03-13
Description
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.
Solution
redhat-upgrade-kernel
References
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