GSD-2021-1000843

kvm: avoid speculation-based attacks from out-of-range memslot accesses

No score

kvm: avoid speculation-based attacks from out-of-range memslot accesses

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 v4.9.273 by commit 740621309b25bbf619b8a0ba5fd50a8e58989441. For more details please see the references link.

What each source reports

OSV No score

kvm: avoid speculation-based attacks from out-of-range memslot accesses

kvm: avoid speculation-based attacks from out-of-range memslot accesses

Record: GSD-2021-1000843
Updated: 2026-11-02

Affected packages

Affected packages
Package	Affected	Fixed
`Kernel` Linux	Listed versions, plus commit ranges v2.6.12v2.6.12-rc2v2.6.12-rc3v2.6.12-rc4v2.6.12-rc5 Show 45 moreShow less v2.6.12-rc6v2.6.13v2.6.13-rc1v2.6.13-rc2v2.6.13-rc3v2.6.13-rc4v2.6.13-rc5v2.6.13-rc6v2.6.13-rc7v2.6.14v2.6.14-rc1v2.6.14-rc2v2.6.14-rc3v2.6.14-rc4v2.6.14-rc5v2.6.15v2.6.15-rc1v2.6.15-rc2v2.6.15-rc3v2.6.15-rc4v2.6.15-rc5v2.6.15-rc6v2.6.15-rc7v2.6.16v2.6.16-rc1v2.6.16-rc2v2.6.16-rc3v2.6.16-rc4v2.6.16-rc5v2.6.16-rc6v2.6.17v2.6.17-rc1v2.6.17-rc2v2.6.17-rc3v2.6.17-rc4v2.6.17-rc5v2.6.17-rc6v2.6.18v2.6.18-rc1v2.6.18-rc2v2.6.18-rc3v2.6.18-rc4v2.6.18-rc5v2.6.18-rc6v2.6.18-rc7	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-2021-1000843 is a vulnerability with no CVSS score yet in Kernel, published June 30, 2021. No source lists public exploit code. No source names a fixed version.

This page doesn't list everything

Left out here: 711 versions. The JSON record has them.