Bug 2482109 (CVE-2026-46082) - CVE-2026-46082 kernel: KVM: SVM: Inject #UD for INVLPGA if EFER.SVME=0
Summary: CVE-2026-46082 kernel: KVM: SVM: Inject #UD for INVLPGA if EFER.SVME=0
Keywords:
Status: NEW
Alias: CVE-2026-46082
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-05-27 15:11 UTC by OSIDB Bzimport
Modified: 2026-05-27 17:27 UTC (History)
2 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)

Description OSIDB Bzimport 2026-05-27 15:11:45 UTC 
In the Linux kernel, the following vulnerability has been resolved:

KVM: SVM: Inject #UD for INVLPGA if EFER.SVME=0

INVLPGA should cause a #UD when EFER.SVME is not set. Add a check to
properly inject #UD when EFER.SVME=0.

[sean: tag for stable@]
Comment 1 Keith Grant 2026-05-27 17:26:55 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2026052700-CVE-2026-46082-48fc@gregkh/T
Note You need to log in before you can comment on or make changes to this bug.