GSD-2021-1001817

KVM: PPC: Book3S HV: Fix stack handling in idle_kvm_start_guest()

No score

KVM: PPC: Book3S HV: Fix stack handling in idle_kvm_start_guest()

This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.4.156 by commit 80bbb0bc3a0288442f7fe6fc514f4ee1cb06ccb7, it was introduced in version v5.2 by commit 10d91611f426d4bafd2a83d966c36da811b2f7ad. For more details please see the references link.

What each source reports

OSV No score

KVM: PPC: Book3S HV: Fix stack handling in idle_kvm_start_guest()

KVM: PPC: Book3S HV: Fix stack handling in idle_kvm_start_guest()

Record: GSD-2021-1001817
Updated: 2026-11-02

Affected packages

Affected packages
Package	Affected	Fixed
`Kernel` Linux	Listed versions, plus commit ranges v5.1v5.1-rc3v5.1-rc4v5.1-rc5v5.1-rc6 Show 45 moreShow less v5.1-rc7v5.2v5.2-rc1v5.2-rc2v5.2-rc3v5.2-rc4v5.2-rc5v5.2-rc6v5.2-rc7v5.3v5.3-rc1v5.3-rc2v5.3-rc3v5.3-rc4v5.3-rc5v5.3-rc6v5.3-rc7v5.3-rc8v5.4v5.4-rc1v5.4-rc2v5.4-rc3v5.4-rc4v5.4-rc5v5.4-rc6v5.4-rc7v5.4-rc8v5.4.1v5.4.10v5.4.100v5.4.101v5.4.102v5.4.103v5.4.104v5.4.105v5.4.106v5.4.107v5.4.108v5.4.109v5.4.11v5.4.110v5.4.111v5.4.112v5.4.113v5.4.114	None known

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

GSD-2021-1001817 is a vulnerability with no CVSS score yet in Kernel, published October 28, 2021. No source lists public exploit code. No source names a fixed version.

This page doesn't list everything

Left out here: 137 versions. The JSON record has them.