CVE-2022-1789

kernel: KVM: NULL pointer dereference in kvm_mmu_invpcid_gva

Published May 31, 2022 CVSS 3.1 · 6.8 Medium EPSS < 1% KEV · Not listed
Description
With shadow paging enabled, the INVPCID instruction results in a call to kvm_mmu_invpcid_gva. If INVPCID is executed with CR0.PG=0, the invlpg callback is not set and the result is a NULL pointer dereference.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-5161-1 linux security update
EUVD EUVD EUVD-2022-25069 With shadow paging enabled, the INVPCID instruction results in a call to kvm_mmu_invpcid_gva. If INVPCID is executed with CR0.PG=0, the invlpg callback is not set and the result is a NULL pointer dereference.
Ubuntu USN Ubuntu USN USN-5514-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5518-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5529-1 Linux kernel (OEM) vulnerabilities
Ubuntu USN Ubuntu USN USN-5539-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5564-1 Linux kernel (Intel IoTG) vulnerabilities
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Aug 3, 2024, 12:16 AM
Reserved
May 18, 2022, 12:00 AM
Status
Modified
Published
Jun 2, 2022, 2:15 PM
Modified
Jun 17, 2026, 4:23 AM
Severity
Moderate
Public date
May 25, 2022, 12:00 AM