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CVE-2021-43056

CVSS v3.1 5.5 (Medium)
55% Progress
CVSS v2.0 4.9 (Medium)
49% Progress
EPSS 0.04 % (15th)
0.04% Progress
Affected Products 2
Advisories 26
Info CVSS EPSS Affected Configurations References Security Advisories Packages & Software OVAL Tools, Exploits & PoC Graph Web & Social Timeline

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.

Weaknesses
CWE-NVD-noinfo
CVE Status
PUBLISHED
CNA
MITRE
Published Date
2021-10-28 04:15:08
(2 years ago)
Updated Date
2023-11-07 03:39:17
(10 months ago)

Affected Products

Fedoraproject

Linux

Configuration #1

    CPE23 From Up To
  Linux Kernel from 5.2 version and prior 5.4.15 version cpe:2.3:o:linux:linux_kernel >= 5.2 < 5.4.15

Configuration #2

    CPE23 From Up To
  Fedoraproject Fedora 33 cpe:2.3:o:fedoraproject:fedora:33
  Fedoraproject Fedora 34 cpe:2.3:o:fedoraproject:fedora:34
  Fedoraproject Fedora 35 cpe:2.3:o:fedoraproject:fedora:35