PT-2026-43949 · Linux+2 · Linux Kernel+2

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CVE-2026-46082

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Published

2026-03-04

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Updated

2026-08-25

CVSS v3.1

9.8

Critical

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description In the KVM SVM component, the INVLPGA instruction fails to trigger an invalid opcode exception (#UD) when the EFER.SVME variable is not set. This occurs because the system does not properly check if EFER.SVME equals 0 before executing the instruction.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Privilege Management

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Weakness Enumeration

Related Identifiers

AZL-88584
BDU:2026-13829
CVE-2026-46082
ECHO-3107-00A4-764B
OESA-2026-2582
OESA-2026-3157
OPENSUSE-SU-2026:10954-1
OPENSUSE-SU-2026:21555-1
SUSE-SU-2026:23066-1
SUSE-SU-2026:23068-1
SUSE-SU-2026:23193-1
SUSE-SU-2026:23194-1
SUSE-SU-2026:23221-1
SUSE-SU-2026:23231-1
SUSE-SU-2026:23237-1
SUSE-SU-2026:23241-1
SUSE-SU-2026:23244-1
SUSE-SU-2026:2914-1
SUSE-SU-2026:3130-1
SUSE-SU-2026:3166-1
USN-8488-1
USN-8488-2
USN-8489-1
USN-8507-1
USN-8567-1
USN-8569-1
USN-8574-1
USN-8574-2
USN-8574-3
USN-8575-1
USN-8575-2
USN-8575-3
USN-8576-1
USN-8576-2
USN-8595-1
USN-8595-2
USN-8595-3
USN-8596-1
USN-8597-1
USN-8603-1
USN-8606-1
USN-8607-1
USN-8608-1
USN-8609-1
USN-8610-1
USN-8619-1
USN-8620-1
USN-8620-2
USN-8620-3
USN-8620-4
USN-8665-1
USN-8668-1

Affected Products

Linuxmint
Linux Kernel
Ubuntu