VDB
DEBIAN-CVE-2021-43056
DEBIAN-CVE-2021-43056
PUBLISHED
CVSS 5.5 MEDIUM
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.
Risk Scores
CVSS 3.1
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:12 | linux | 0 |
| Debian:13 | linux | 0 |
| Debian:14 | linux | 0 |
Timeline
- Oct 28, 2021 CVE Published
- Oct 23, 2026 CVE Updated