CVE-2021-47465
kernel: KVM: PPC: Book3S HV: Fix stack handling in idle_kvm_start_guest()
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Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · May 22, 2024
Updated · November 21, 2025
Description
A possible stack corruption flaw was found in the Linux kernel in idle_kvm_start_guest(). This issue may lead to compromised availability.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 4.4CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
CWE-121 · Stack-based Buffer Overflow